Flying, deathtouch

Megamorph {5}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Acid-Spewer Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Flying, lifelink, haste

Flying

Landfall -- Whenever a land enters the battlefield under your control, Akoum Hellkite deals 1 damage to any target. If that land is a Mountain, Akoum Hellkite deals 2 damage instead.

Flying

When Alabaster Dragon dies, shuffle it into its owner's library.

Flying

Whenever another permanent enters the battlefield under your control, look at the top card of your library. If it shares a card type with that permanent, you may reveal that card and put it into your hand.

Flying

Whenever one or more creatures you control attack, you gain 1 life for each attacking creature.

Flying

{R}: Ancient Hellkite deals 1 damage to target creature defending player controls. Activate only if Ancient Hellkite is attacking.

Flying

When Arashin Sovereign dies, you may put it on the top or bottom of its owner's library.

Flying

At the beginning of your upkeep, sacrifice Arcades Sabboth unless you pay {G}{W}{U}.

Each untapped creature you control gets +0/+2 as long as it's not attacking.

{W}: Arcades Sabboth gets +0/+1 until end of turn.

Flying, vigilance

Whenever a creature with defender enters the battlefield under your control, draw a card.

Each creature you control with defender assigns combat damage equal to its toughness rather than its power and can attack as though it didn't have defender.

Flying

{R}: Arcbound Whelp gets +1/+0 until end of turn.

Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Flying, haste

At the beginning of the end step, return Archwing Dragon to its owner's hand.

Flying, trample

Whenever a Dragon you control attacks, it gains double strike until end of turn.

Flying

At the beginning of your draw step, draw an additional card.

At the beginning of your end step, discard your hand.

Flying

Whenever Backdraft Hellkite attacks, each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.

Flying

Whenever Balefire Dragon deals combat damage to a player, it deals that much damage to each creature that player controls.

Flying, hexproof

Megamorph {5}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Belltoll Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Flying

Acid Breath -- When Black Dragon enters the battlefield, target creature an opponent controls gets -3/-3 until end of turn.

Flying

When Bladewing the Risen enters the battlefield, you may return target Dragon permanent card from your graveyard to the battlefield.

{B}{R}: Dragon creatures get +1/+1 until end of turn.

Flying

Lightning Breath -- When Blue Dragon enters the battlefield, until your next turn, target creature an opponent controls gets -3/-0, up to one other target creature gets -2/-0, and up to one other target creature gets -1/-0.

Flash

Flying

When Bogardan Hellkite enters the battlefield, it deals 5 damage divided as you choose among any number of targets.

Flying

Whenever another creature enters the battlefield under your control, target creature gets +2/+0 until end of turn.

Flying

{3}{B}{B}, Exile seven other cards from your graveyard: Return Bone Dragon from your graveyard to the battlefield tapped.

Flying

Whenever a Dragon you control dies while Boneyard Scourge is in your graveyard, you may pay {1}{B}. If you do, return Boneyard Scourge from your graveyard to the battlefield.

Flying, haste

Flying

When Broodmate Dragon enters the battlefield, create a 4/4 red Dragon creature token with flying.

Trample

{1}{G}: Canopy Dragon gains flying and loses trample until end of turn.

Flying

Whenever Catacomb Dragon becomes blocked by a nonartifact, non-Dragon creature, that creature gets -X/-0 until end of turn, where X is half the creature's power, rounded down.

Flying, haste

Chaos Dragon attacks each combat if able.

At the beginning of combat on your turn, each player rolls a d20. If one or more opponents had the highest result, Chaos Dragon can't attack those players or planeswalkers they control this combat.

Flying

Rampage 2 (Whenever this creature becomes blocked, it gets +2/+2 until end of turn for each creature blocking it beyond the first.)

At the beginning of your upkeep, sacrifice Chromium unless you pay {W}{U}{B}.

Flash

This spell can't be countered.

Flying

Discard a card: Until end of turn, Chromium, the Mutable becomes a Human with base power and toughness 1/1, loses all abilities, and gains hexproof. It can't be blocked this turn.

Flying

Clockwork Dragon enters the battlefield with six +1/+1 counters on it.

Whenever Clockwork Dragon attacks or blocks, remove a +1/+1 counter from it at end of combat.

{3}: Put a +1/+1 counter on Clockwork Dragon.

Flying

Cloud Dragon can block only creatures with flying.

Flying

When you control no artifacts, sacrifice Covetous Dragon.

Flying

{X}, {T}: Crimson Hellkite deals X damage to target creature. Spend only red mana on X.

Flying

Whenever Crosis, the Purger deals combat damage to a player, you may pay {2}{B}. If you do, choose a color, then that player reveals their hand and discards all cards of that color.

Flying

Whenever you cast a noncreature spell, Cunning Breezedancer gets +2/+2 until end of turn.

Flying, trample, haste

If Darigaaz Reincarnated would die, instead exile it with three egg counters on it.

At the beginning of your upkeep, if Darigaaz is exiled with an egg counter on it, remove an egg counter from it. Then if Darigaaz has no egg counters on it, return it to the battlefield.

Flying

Whenever Darigaaz, the Igniter deals combat damage to a player, you may pay {2}{R}. If you do, choose a color, then that player reveals their hand and Darigaaz deals damage to the player equal to the number of cards of that color revealed this way.

Flying

When Deathbringer Regent enters the battlefield, if you cast it from your hand and there are five or more other creatures on the battlefield, destroy all other creatures.

Flying

When Demanding Dragon enters the battlefield, it deals 5 damage to target opponent unless that player sacrifices a creature.

Flying

When Destructor Dragon dies, destroy target noncreature permanent.

Domain -- This spell costs {2} less to cast for each basic land type among lands you control.

Flying

Domain -- At the beginning of your upkeep, sacrifice Draco unless you pay {10}. This cost is reduced by {2} for each basic land type among lands you control.

Flying

At the beginning of each upkeep, create a 1/1 red and green Dragon creature token with flying and devour 2. (As the token enters the battlefield, you may sacrifice any number of creatures. It enters the battlefield with twice that many +1/+1 counters on it.)

Flying

{R}: Dragon Hatchling gets +1/+0 until end of turn.

Flying

Whenever Dragon Mage deals combat damage to a player, each player discards their hand, then draws seven cards.

Flying, trample

Double strike (This creature deals both first-strike and regular combat damage.)

At the beginning of your upkeep, sacrifice Dragon Tyrant unless you pay {R}{R}{R}{R}.

{R}: Dragon Tyrant gets +1/+0 until end of turn.

Flying

{R}: Dragon Whelp gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice Dragon Whelp at the beginning of the next end step.

Flying, trample

When Dragonlord Atarka enters the battlefield, it deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control.

This spell can't be countered.

Flying, lifelink

Your opponents can't cast spells during your turn.

Flying, haste

Other creatures you control have haste.

Whenever an opponent casts a creature or planeswalker spell with the same name as a card in their graveyard, that player loses 10 life.

Flying

Dragonlord Ojutai has hexproof as long as it's untapped.

Whenever Dragonlord Ojutai deals combat damage to a player, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Flying, deathtouch

When Dragonlord Silumgar enters the battlefield, gain control of target creature or planeswalker for as long as you control Dragonlord Silumgar.

Flying

Whenever Drakuseth, Maw of Flames attacks, it deals 4 damage to any target and 3 damage to each of up to two other targets.

Flying

Whenever Dream Pillager deals combat damage to a player, exile that many cards from the top of your library. Until end of turn, you may cast spells from among those exiled cards.

Flying

Whenever Dromar, the Banisher deals combat damage to a player, you may pay {2}{U}. If you do, choose a color, then return all creatures of that color to their owners' hands.

Flying

Whenever a Dragon you control attacks, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)

Flying

When Ebon Dragon enters the battlefield, you may have target opponent discard a card.

Flying

Whenever one or more +1/+1 counters are put on another creature you control, you may put a +1/+1 counter on Enduring Scalelord.

Flying

{3}{W}{W}: Return Eternal Dragon from your graveyard to your hand. Activate only during your upkeep.

Plainscycling {2} ({2}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)

Flying

Exalted Dragon can't attack unless you sacrifice a land. (This cost is paid as attackers are declared.)

Flying

{1}{G}{G}: Play a random effect.

Flying

When Fire Dragon enters the battlefield, it deals damage to target creature equal to the number of Mountains you control.

Flying, trample

Cumulative upkeep {U}{R} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Flying

Whenever Flameblast Dragon attacks, you may pay {X}{R}. If you do, Flameblast Dragon deals X damage to any target.

Flying

Threshold -- As long as seven or more cards are in your graveyard, Fledgling Dragon gets +3/+3 and has "{R}: Fledgling Dragon gets +1/+0 until end of turn."

Flying

When Foe-Razer Regent enters the battlefield, you may have it fight target creature you don't control.

Whenever a creature you control fights, put two +1/+1 counters on it at the beginning of the next end step.

Flying

{1}{R}: Forgestoker Dragon deals 1 damage to target creature. That creature can't block this combat. Activate only if Forgestoker Dragon is attacking.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

Flying

{1}{R}: Freejam Regent gets +2/+0 until end of turn.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Flying

When Furnace Dragon enters the battlefield, if you cast it from your hand, exile all artifacts.

Flying

{R}: Furnace Whelp gets +1/+0 until end of turn.

Bloodthirst 6 (If an opponent was dealt damage this turn, this creature enters the battlefield with six +1/+1 counters on it.)

Flying

Flying

Gadrak, the Crown-Scourge can't attack unless you control four or more artifacts.

At the beginning of your end step, create a Treasure token for each nontoken creature that died this turn. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Flying, haste

You may exert Glorybringer as it attacks. When you do, it deals 4 damage to target non-Dragon creature an opponent controls. (An exerted creature won't untap during your next untap step.)

Flying, haste

Whenever Goldspan Dragon attacks or becomes the target of a spell, create a Treasure token.

Treasures you control have "{T}, Sacrifice this artifact: Add two mana of any one color."

Flying

Poison Breath -- When Green Dragon enters the battlefield, until end of turn, whenever a creature an opponent controls is dealt damage, destroy it.

Flying

{2}{R}: Harbinger of the Hunt deals 1 damage to each creature without flying.

{2}{G}: Harbinger of the Hunt deals 1 damage to each other creature with flying.

Flying, haste

Whenever Hellkite Charger attacks, you may pay {5}{R}{R}. If you do, untap all attacking creatures and after this phase, there is an additional combat phase.

Flying

When Hellkite Courser enters the battlefield, you may put a commander you own from the command zone onto the battlefield. It gains haste. Return it to the command zone at the beginning of the next end step.

Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 counters on it.)

Hellkite Hatchling has flying and trample if it devoured a creature.

Flying, haste

{1}{R}: Hellkite Igniter gets +X/+0 until end of turn, where X is the number of artifacts you control.

Flying, trample, haste

{R}: Hellkite Overlord gets +1/+0 until end of turn.

{B}{G}: Regenerate Hellkite Overlord.

Flying

{R}: Hellkite Punisher gets +1/+0 until end of turn.

Flying, trample

Whenever Hellkite Tyrant deals combat damage to a player, gain control of all artifacts that player controls.

At the beginning of your upkeep, if you control twenty or more artifacts, you win the game.

Flying

Whenever Hellkite Whelp attacks, it deals 1 damage to target creature defending player controls.

Flying, trample

Megamorph {5}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Herdchaser Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Flying

{3}{R}: Destroy target artifact. Hoard-Smelter Dragon gets +X/+0 until end of turn, where X is that artifact's mana value.

Flying

When Hoarding Dragon enters the battlefield, you may search your library for an artifact card, exile it, then shuffle.

When Hoarding Dragon dies, you may put the exiled card into its owner's hand.

Flying, haste

When Hunted Dragon enters the battlefield, target opponent creates three 2/2 white Knight creature tokens with first strike.

Flying, haste

You may cast sorcery spells as though they had flash. (You may cast them any time you could cast an instant.)

Flying

When Icefall Regent enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent.

Spells your opponents cast that target Icefall Regent cost {2} more to cast.

Flying, vigilance

When Icingdeath, Frost Tyrant dies, create Icingdeath, Frost Tongue, a legendary white Equipment artifact token with "Equipped creature gets +2/+0," "Whenever equipped creature attacks, tap target creature defending player controls," and equip {2}.

Flying

Morph {6}{R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Imperial Hellkite is turned face up, you may search your library for a Dragon card, reveal it, put it into your hand, then shuffle.

This spell can't be countered.

Flying, haste

{R}: Inferno of the Star Mounts gets +1/+0 until end of turn. When its power becomes 20 this way, it deals 20 damage to any target.

Flying

Whenever Intet, the Dreamer deals combat damage to a player, you may pay {2}{U}. If you do, exile the top card of your library face down. You may look at that card for as long as it remains exiled. You may play that card without paying its mana cost for as long as Intet remains on the battlefield.

Flying

Iymrith, Desert Doom has ward {4} as long as it's untapped.

Whenever Iymrith deals combat damage to a player, draw a card. Then if you have fewer than three cards in hand, draw cards equal to the difference.

Flying

When Jugan, the Rising Star dies, you may distribute five +1/+1 counters among any number of target creatures.

Flying, haste

When Karrthus, Tyrant of Jund enters the battlefield, gain control of all Dragons, then untap all Dragons.

Other Dragon creatures you control have haste.

Flying

When Keiga, the Tide Star dies, gain control of target creature.

Flying

When Kharis & The Beholder enters the battlefield and at the beginning of your upkeep, create a 1/1 white Human creature token and make a charisma check. (Roll a d20.)

• If the result plus the number of creatures you control is greater than 11, put a +1/+1 counter on each creature you control.

• If the result is a natural 20, for each nonlegendary creature you control, create a token that's a copy of that creature.

Partner with Sylvia Brightspear (When this creature enters the battlefield, target player may put Sylvia into their hand from their library, then shuffle.)

Flying, haste

Knights your team controls have flying and haste.

Amplify 3 (As this creature enters the battlefield, put three +1/+1 counters on it for each Dragon card you reveal in your hand.)

Flying

{T}: Kilnmouth Dragon deals damage equal to the number of +1/+1 counters on it to any target.

Flying, haste

Whenever Klauth, Unrivaled Ancient attacks, add X mana in any combination of colors, where X is the total power of attacking creatures. Spend this mana only to cast spells. Until end of turn, you don't lose this mana as steps and phases end.

Flying

When Knollspine Dragon enters the battlefield, you may discard your hand and draw cards equal to the damage dealt to target opponent this turn.

Flying

When Kokusho, the Evening Star dies, each opponent loses 5 life. You gain life equal to the life lost this way.

Flying

Whenever a Dragon you control attacks, creatures you control get +1/+0 until end of turn.

Dash {3}{B}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Flying

Whenever Korvold, Fae-Cursed King enters the battlefield or attacks, sacrifice another permanent.

Whenever you sacrifice a permanent, put a +1/+1 counter on Korvold and draw a card.

Flying

Whenever another nontoken Dragon enters the battlefield under your control, create a 5/5 red Dragon creature token with flying.

{1}{R}: Dragons you control get +1/+0 until end of turn.

Assist (Another player can pay up to {7} of this spell's cost.)

Flying

When Lava-Field Overlord enters the battlefield, it deals 4 damage to target creature an opponent controls.

Flying

You don't lose unspent red mana as steps and phases end.

When Leyline Tyrant dies, you may pay any amount of {R}. When you do, it deals that much damage to any target.

Flying

Echo {2}{R}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

{R}: Lightning Dragon gets +1/+0 until end of turn.

Flying, trample, haste

At the beginning of the end step, Lightning Shrieker's owner shuffles it into their library.

Flying

Whenever Loch Dragon enters the battlefield or attacks, you may discard a card. If you do, draw a card.

Flying

When Malfegor enters the battlefield, discard your hand. Each opponent sacrifices a creature for each card discarded this way.

Flying, trample

Join forces -- Whenever Mana-Charged Dragon attacks or blocks, each player starting with you may pay any amount of mana. Mana-Charged Dragon gets +X/+0 until end of turn, where X is the total amount of mana paid this way.

Flying

Whenever you cast a noncreature spell, create an X/X red Dragon Illusion creature token with flying and haste, where X is the amount of mana spent to cast that spell. Exile that token at the beginning of the next end step.

Flying

Whenever Mindscour Dragon deals combat damage to an opponent, target player mills four cards.

Flying

Whenever a player casts an instant or sorcery spell that targets only Mirrorwing Dragon, that player copies that spell for each other creature they control that the spell could target. Each copy targets a different one of those creatures.

{0}: Mist Dragon gains flying. (This effect lasts indefinitely.)

{0}: Mist Dragon loses flying. (This effect lasts indefinitely.)

{3}{U}{U}: Mist Dragon phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before you untap during your next untap step.)

({R/P} can be paid with either {R} or 2 life.)

Flying

{R/P}: Moltensteel Dragon gets +1/+0 until end of turn.

Flying

{R}: Each creature you control gets +1/+0 until end of turn.

Flying

Whenever you cast a spell, you may discard your hand. If you do, draw a card for each of that spell's colors.

When Moonveil Regent dies, it deals X damage to any target, where X is the number of colors among permanents you control.

Flying

{1}{R}: Mordant Dragon gets +1/+0 until end of turn.

Whenever Mordant Dragon deals combat damage to a player, you may have it deal that much damage to target creature that player controls.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Flying

Murktide Regent enters the battlefield with a +1/+1 counter on it for each instant and sorcery card exiled with it.

Whenever an instant or sorcery card leaves your graveyard, put a +1/+1 counter on Murktide Regent.

Flying; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

{R}: Nalathni Dragon gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice Nalathni Dragon at the beginning of the next end step.

Flying

Whenever Necromaster Dragon deals combat damage to a player, you may pay {2}. If you do, create a 2/2 black Zombie creature token and each opponent mills two cards.

Flying

Landfall -- Whenever a land enters the battlefield under your control, create a 0/2 red Dragon Egg creature token with defender and "When this creature dies, create a 2/2 red Dragon creature token with flying and '{R}: This creature gets +1/+0 until end of turn.'"

Flying

At the beginning of your upkeep, sacrifice Nicol Bolas unless you pay {U}{B}{R}.

Whenever Nicol Bolas deals damage to an opponent, that player discards their hand.

Flying

When Nicol Bolas, the Ravager enters the battlefield, each opponent discards a card.

{4}{U}{B}{R}: Exile Nicol Bolas, the Ravager, then return him to the battlefield transformed under his owner's control. Activate only as a sorcery.

+2: Draw two cards.

-3: Nicol Bolas, the Arisen deals 10 damage to target creature or planeswalker.

-4: Put target creature or planeswalker card from a graveyard onto the battlefield under your control.

-12: Exile all but the bottom card of target player's library.

Flash

Flying, trample, haste

When Nira, Hellkite Duelist enters the battlefield, the next time you would lose the game this turn, instead draw three cards and your life total becomes 5.

Flying

When Niv-Mizzet Reborn enters the battlefield, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

Flying

Whenever Niv-Mizzet, Dracogenius deals damage to a player, you may draw a card.

{U}{R}: Niv-Mizzet, Dracogenius deals 1 damage to any target.

This spell can't be countered.

Flying

Whenever you draw a card, Niv-Mizzet, Parun deals 1 damage to any target.

Whenever a player casts an instant or sorcery spell, you draw a card.

Flying

Whenever you draw a card, Niv-Mizzet, the Firemind deals 1 damage to any target.

{T}: Draw a card.

Flying

When Noxious Dragon dies, you may destroy target creature with mana value 3 or less.

Flying

Whenever Numot, the Devastator deals combat damage to a player, you may pay {2}{R}. If you do, destroy up to two target lands.

Flying, trample

Whenever O-Kagachi, Vengeful Kami deals combat damage to a player, if that player attacked you during their last turn, exile target nonland permanent that player controls.

This spell costs {1} less to cast for each land your opponents control that could produce {C}.

Flying

When Obsidian Charmaw enters the battlefield, destroy target nonbasic land an opponent controls.

Flying, vigilance

Whenever a Dragon you control attacks, tap target nonland permanent an opponent controls. That permanent doesn't untap during its controller's next untap step.

Flying

Whenever a creature you control deals combat damage to a player, create that many Treasure tokens.

Flying

When Opportunistic Dragon enters the battlefield, choose target Human or artifact an opponent controls. For as long as Opportunistic Dragon remains on the battlefield, gain control of that permanent, it loses all abilities, and it can't attack or block.

This spell costs {1} less to cast for each land card in your graveyard.

Flying, haste

Flying

Whenever Oros, the Avenger deals combat damage to a player, you may pay {2}{W}. If you do, Oros deals 3 damage to each nonwhite creature.

Flying, trample

At the beginning of your upkeep, sacrifice Palladia-Mors unless you pay {R}{G}{W}.

Flying, vigilance, trample

Palladia-Mors, the Ruiner has hexproof if it hasn't dealt damage yet.

Flying

{R}: Pardic Dragon gets +1/+0 until end of turn.

Suspend 2--{R}{R}

Whenever an opponent casts a spell, if Pardic Dragon is suspended, that player may put a time counter on Pardic Dragon.

Flying

{1}{W}: Pearl Dragon gets +0/+1 until end of turn.

Flying

When Phantasmal Dragon becomes the target of a spell or ability, sacrifice it.

Flying, haste

Devour 2 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with twice that many +1/+1 counters on it.)

Flying

Devour 2 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with twice that many +1/+1 counters on it.)

Whenever Preyseizer Dragon attacks, it deals damage to any target equal to the number of +1/+1 counters on Preyseizer Dragon.

Flying

During your upkeep, Prismatic Dragon becomes a random color permanently.

{2}: Prismatic Dragon becomes a random color permanently.

Flying

Whenever you cast a noncreature spell, untap Pristine Skywise. It gains protection from the color of your choice until end of turn.

When you cast this spell, create X 0/1 red Kobold creature tokens named Kobolds of Kher Keep, where X is the amount of mana spent to cast it.

Flying

Sacrifice another creature: Prossh, Skyraider of Kher gets +1/+0 until end of turn.

Flying

Whenever Purifying Dragon attacks, it deals 1 damage to target creature defending player controls. If that creature is a Zombie, Purifying Dragon deals 2 damage to it instead.

Flying

{U}: If target spell has only one target and that target is Quicksilver Dragon, change that spell's target to another creature.

Morph {4}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

{R}{R}: Rakdos Pit Dragon gains flying until end of turn.

{R}: Rakdos Pit Dragon gets +1/+0 until end of turn.

Hellbent -- Rakdos Pit Dragon has double strike as long as you have no cards in hand.

Flying

Whenever you cast a spell, put a +1/+1 counter on Ramos, Dragon Engine for each of that spell's colors.

Remove five +1/+1 counters from Ramos: Add {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}. Activate only once each turn.

Flying

When Rapacious Dragon enters the battlefield, create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Rathi Dragon enters the battlefield, sacrifice it unless you sacrifice two Mountains.

Flying

Fire Breath -- When Red Dragon enters the battlefield, it deals 4 damage to each opponent.

Flying

{2}{S}: Tap target creature and put an ice counter on it. ({S} can be paid with one mana from a snow source.)

Creatures with ice counters on them don't untap during their controllers' untap steps.

Flying

Whenever Rith, the Awakener deals combat damage to a player, you may pay {2}{G}. If you do, choose a color, then create a 1/1 green Saproling creature token for each permanent of that color.

Flying, haste

Flying

{5}{R}, Exile Runehorn Hellkite from your graveyard: Each player discards their hand, then draws seven cards.

Flying

Whenever you sacrifice a creature, target opponent sacrifices a creature.

Flying

When Ryusei, the Falling Star dies, it deals 5 damage to each creature without flying.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Whenever you activate an ability of a Sarkhan planeswalker, Sarkhan's Whelp deals 1 damage to any target.

Flying

Whenever Savage Ventmaw attacks, add {R}{R}{R}{G}{G}{G}. Until end of turn, you don't lose this mana as steps and phases end.

Flying

Whenever a Dragon you control becomes the target of a spell or ability an opponent controls, destroy target nonland permanent that player controls.

Domain -- This spell costs {2} less to cast for each basic land type among lands you control.

Flying

Each creature you control has vigilance if it's white, hexproof if it's blue, lifelink if it's black, first strike if it's red, and trample if it's green.

Flying

{2}{R}: Scion of Shiv perpetually gets +1/+0.

Flying

Flying

{2}: Search your library for a Dragon permanent card and put it into your graveyard. If you do, Scion of the Ur-Dragon becomes a copy of that card until end of turn. Then shuffle.

Flying

{1}{R}: Scourge of Kher Ridges deals 2 damage to each creature without flying.

{5}{R}: Scourge of Kher Ridges deals 6 damage to each other creature with flying.

Flying

You may cast Scourge of Nel Toth from your graveyard by paying {B}{B} and sacrificing two creatures rather than paying its mana cost.

Flying

Whenever Scourge of Valkas or another Dragon enters the battlefield under your control, it deals X damage to any target, where X is the number of Dragons you control.

{R}: Scourge of Valkas gets +1/+0 until end of turn.

Flying

Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.)

Whenever Scourge of the Throne attacks for the first time each turn, if it's attacking the player with the most life or tied for most life, untap all attacking creatures. After this phase, there is an additional combat phase.

When Shichifukujin Dragon comes into play, put seven +1/+1 counters on it.

{R}{R}{R}, Sacrifice two +1/+1 counters: Put three +1/+1 counters on Shichifukujin Dragon at end of turn. Play this ability as a sorcery.

Flying, lifelink

Megamorph {5}{W}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Shieldhide Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Flying

As long as you control four or more artifacts, Shimmer Dragon has hexproof.

Tap two untapped artifacts you control: Draw a card.

Flying (This creature can't be blocked except by creatures with flying or reach.)

{R}: Shivan Dragon gets +1/+0 until end of turn.

Flying (This creature can't be blocked except by creatures with flying or reach.)

{1}{R}: Shivan Hellkite deals 1 damage to any target.

Flying

Whenever Shockmaw Dragon deals combat damage to a player, it deals 1 damage to each creature that player controls.

Flying

When Siege Dragon enters the battlefield, destroy all Walls your opponents control.

Whenever Siege Dragon attacks, if defending player controls no Walls, it deals 2 damage to each creature without flying that player controls.

Flying, hexproof

Whenever a Dragon you control attacks, creatures defending player controls get -1/-1 until end of turn.

Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.)

Flying

{3}{R}: Skarrgan Hellkite deals 2 damage divided as you choose among one or two targets. Activate only if Skarrgan Hellkite has a +1/+1 counter on it.

Flying

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

{B}: Skithiryx, the Blight Dragon gains haste until end of turn.

{B}{B}: Regenerate Skithiryx.

Flying

When Skyline Despot enters the battlefield, you become the monarch.

At the beginning of your upkeep, if you're the monarch, create a 5/5 red Dragon creature token with flying.

Flying

{R}: Skyship Stalker gets +1/+0 until end of turn.

{R}: Skyship Stalker gains first strike until end of turn.

{R}: Skyship Stalker gains haste until end of turn.

Slivers you control have flying and "Whenever you draw a card, this creature deals 1 damage to any target" and "{T}: Draw a card."

Flying

Slumbering Dragon can't attack or block unless it has five or more +1/+1 counters on it.

Whenever a creature attacks you or a planeswalker you control, put a +1/+1 counter on Slumbering Dragon.

Legendary partner (You can have two commanders if this is one of them. The other one is promoted to legendary.)

Flying, vigilance

Teamwork -- Whenever you attack or block with both Sol, Advocate Eternal and its partner, support 4 and investigate four times.

Flying

When Sparktongue Dragon enters the battlefield, you may pay {2}{R}. When you do, it deals 3 damage to any target.

Flying

When Spawn of Thraxes enters the battlefield, it deals damage to any target equal to the number of Mountains you control.

Flying

Whenever Spellbound Dragon attacks, draw a card, then discard a card. Spellbound Dragon gets +X/+0 until end of turn, where X is the discarded card's mana value.

Flying, haste

Whenever you cast a noncreature spell, put a +1/+1 counter on Sprite Dragon.

Flying

{2}: Steel Hellkite gets +1/+0 until end of turn.

{X}: Destroy each nonland permanent with mana value X whose controller was dealt combat damage by Steel Hellkite this turn. Activate only once each turn.

Flying

Whenever Stet, Draconic Proofreader attacks, you may exile a card from your graveyard. When you do, Stet, Draconic Proofreader deals 4 damage to any target whose name begins with the same letter as the exiled card.

{W}: Delete the first letter of target permanent or player's name until end of turn.

Flying, haste, protection from white

{5}{R}{R}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)

When Stormbreath Dragon becomes monstrous, it deals damage to each opponent equal to the number of cards in that player's hand.

Flying, first strike

Megamorph {5}{R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Stormwing Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Flying

Whenever an opponent casts a spell, put a +1/+1 counter on Sunscorch Regent and you gain 1 life.

Flying

When Swift Warkite enters the battlefield, you may put a creature card with mana value 3 or less from your hand or graveyard onto the battlefield. That creature gains haste. Return it to your hand at the beginning of the next end step.

Flying, haste

Grandeur -- Discard another card named Tarox Bladewing: Tarox Bladewing gets +X/+X until end of turn, where X is its power.

Flying; trample; rampage 4 (Whenever this creature becomes blocked, it gets +4/+4 until end of turn for each creature blocking it beyond the first.)

Tek gets +0/+2 as long as you control a Plains, has flying as long as you control an Island, gets +2/+0 as long as you control a Swamp, has first strike as long as you control a Mountain, and has trample as long as you control a Forest.

Flying

Whenever Teneb, the Harvester deals combat damage to a player, you may pay {2}{B}. If you do, put target creature card from a graveyard onto the battlefield under your control.

Flying, haste

At the beginning of combat on your turn, choose an opponent at random that Territorial Hellkite didn't attack during your last combat. Territorial Hellkite attacks that player this combat if able. If you can't choose an opponent this way, tap Territorial Hellkite.

Flying, double strike

When Terror of Mount Velus enters the battlefield, creatures you control gain double strike until end of turn.

Flying

Spells your opponents cast that target Terror of the Peaks cost an additional 3 life to cast.

Whenever another creature enters the battlefield under your control, Terror of the Peaks deals damage equal to that creature's power to any target.

Eminence -- As long as The Ur-Dragon is in the command zone or on the battlefield, other Dragon spells you cast cost {1} less to cast.

Flying

Whenever one or more Dragons you control attack, draw that many cards, then you may put a permanent card from your hand onto the battlefield.

Flying

When Thunder Dragon enters the battlefield, it deals 3 damage to each creature without flying.

Flying

Whenever a Dragon you control becomes the target of a spell or ability an opponent controls, Thunderbreak Regent deals 3 damage to that player.

Flying

Haste (This creature can attack and {T} as soon as it comes under your control.)

When Thundermaw Hellkite enters the battlefield, it deals 1 damage to each creature with flying your opponents control. Tap those creatures.

Flying

When Tiamat enters the battlefield, if you cast it, search your library for up to five Dragon cards not named Tiamat that each have different names, reveal them, put them into your hand, then shuffle.

Flying

Plainscycling {2} ({2}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)

Eternalize {2}{W}{W} ({2}{W}{W}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Dragon with no mana cost. Eternalize only as a sorcery.)

Flying

Whenever Treva, the Renewer deals combat damage to a player, you may pay {2}{W}. If you do, choose a color, then you gain 1 life for each permanent of that color.

Flying

Menace (This creature can't be blocked except by two or more creatures.)

Two-Headed Dragon can block an additional creature each combat.

{1}{R}: Two-Headed Dragon gets +2/+0 until end of turn.

Surge {3}{R}{R} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)

Flying

When Tyrant of Valakut enters the battlefield, if its surge cost was paid, it deals 3 damage to any target.

Flying, haste

Lieutenant -- As long as you control your commander, Tyrant's Familiar gets +2/+2 and has "Whenever Tyrant's Familiar attacks, it deals 7 damage to target creature defending player controls."

Flying

Whenever a Dragon you control attacks, create a 6/6 red Dragon creature token with flying.

Flying

At the beginning of your upkeep, sacrifice Vaevictis Asmadi unless you pay {B}{R}{G}.

{B}: Vaevictis Asmadi gets +1/+0 until end of turn.

{R}: Vaevictis Asmadi gets +1/+0 until end of turn.

{G}: Vaevictis Asmadi gets +1/+0 until end of turn.

Flying

Whenever Vaevictis Asmadi, the Dire attacks, for each player, choose target permanent that player controls. Those players sacrifice those permanents. Each player who sacrificed a permanent this way reveals the top card of their library, then puts it onto the battlefield if it's a permanent card.

Flying

Whenever a creature dealt damage by Vampiric Dragon this turn dies, put a +1/+1 counter on Vampiric Dragon.

{1}{R}: Vampiric Dragon deals 1 damage to target creature.

Flying

Whenever Velican Dragon attacks or blocks, it gets +X/+0 until end of turn, where X is a number from 0 to 5 chosen at random.

Kicker {3} (You may pay an additional {3} as you cast this spell.)

Flying

When Verix Bladewing enters the battlefield, if it was kicked, create Karox Bladewing, a legendary 4/4 red Dragon creature token with flying.

Flying

{R}: Viashivan Dragon gets +1/+0 until end of turn.

{G}: Viashivan Dragon gets +0/+1 until end of turn.

Flying, haste

Flying

Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 counters on it.)

When Voracious Dragon enters the battlefield, it deals damage to any target equal to twice the number of Goblins it devoured.

Flying

Whenever Vorosh, the Hunter deals combat damage to a player, you may pay {2}{G}. If you do, put six +1/+1 counters on Vorosh.

Flying

As long as Wardscale Dragon is attacking, defending player can't cast spells.

Flying

All creatures attack each combat if able.

{1}{R}: Attacking creatures get +1/+0 until end of turn.

Flying, trample

Whenever Wasitora, Nekoru Queen deals combat damage to a player, that player sacrifices a creature. If the player can't, you create a 3/3 black, red, and green Cat Dragon creature token with flying.

Flying

Cold Breath -- When White Dragon enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Flying, trample

When Worldgorger Dragon enters the battlefield, exile all other permanents you control.

When Worldgorger Dragon leaves the battlefield, return the exiled cards to the battlefield under their owners' control.

Flying

When Yosei, the Morning Star dies, target player skips their next untap step. Tap up to five target permanents that player controls.

When Zodiac Dragon is put into your graveyard from the battlefield, you may return it to your hand.