Commander creatures you own have "The first Dragon spell you cast each turn costs {2} less to cast."
--
Ash Barrens
Land
{T}: Add {C}.
Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)
--
Blast Zone
Land
Blast Zone enters the battlefield with a charge counter on it.
{T}: Add {C}.
{X}{X}, {T}: Put X charge counters on Blast Zone.
{3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with mana value equal to the number of charge counters on Blast Zone.
--
Blighted Woodland
Land
{T}: Add {C}.
{3}{G}, {T}, Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.
{2}{R}
Carnelian Orb of Dragonkind
Artifact
{T}: Add {R}. If that mana is spent on a Dragon creature spell, it gains haste until end of turn.
--
Cliffgate
Land - Gate
Cliffgate enters the battlefield tapped.
As Cliffgate enters the battlefield, choose a color other than red.
{T}: Add {R} or one mana of the chosen color.
{2}{R}
Combat Celebrant
Creature - Human Warrior
If Combat Celebrant hasn't been exerted this turn, you may exert it as it attacks. When you do, untap all other creatures you control and after this phase, there is an additional combat phase. (An exerted creature won't untap during your next untap step.)
4 /
1
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{3}
Commander's Sphere
Artifact
{T}: Add one mana of any color in your commander's color identity.
Sacrifice Commander's Sphere: Draw a card.
{U}{U}
Counterspell
Instant
Counter target spell.
{3}
Decanter of Endless Water
Artifact
You have no maximum hand size.
{T}: Add one mana of any color.
{2}{G}
Dense Foliage
Enchantment
Creatures can't be the targets of spells.
{5}{U}
Draconic Lore
Instant
This spell costs {2} less to cast if you control a Dragon.
Draw three cards.
{3}{G}
Draconic Muralists
Creature - Dragon Bard
When Draconic Muralists dies, you may search your library for a Dragon card, reveal it, put it into your hand, then shuffle.
4 /
3
{1}{U}
Dragonborn Looter
Creature - Dragon Rogue
{1}, {T}: Draw a card, then discard a card.
1 /
2
{1}{R}
Dragonlord's Servant
Creature - Goblin Shaman
Dragon spells you cast cost {1} less to cast.
1 /
3
{8}{R}
Dragonstorm
Sorcery
Search your library for a Dragon permanent card, put it onto the battlefield, then shuffle.
Storm (When you cast this spell, copy it for each spell cast before it this turn.)
{X}{R}
Earthquake
Sorcery
Earthquake deals X damage to each creature without flying and each player.
{14}{G}
Earthquake Dragon
Creature - Elemental Dragon
This spell costs {X} less to cast, where X is the total mana value of Dragons you control.
Flying, trample
{2}{G}, Sacrifice a land: Return Earthquake Dragon from your graveyard to your hand.
10 /
10
{2}{G}
Elemental Bond
Enchantment
Whenever a creature with power 3 or greater enters the battlefield under your control, draw a card.
{4}{G}{G}{ // }{2}{G}
Emerald Dragon // Dissonant Wave
Creature - Dragon // Instant - Adventure
Flying, trample
Counter target activated or triggered ability from a noncreature source. (Then exile this card. You may cast the creature later from exile.)
4 /
4
{2}
Fellwar Stone
Artifact
{T}: Add one mana of any color that a land an opponent controls could produce.
{3}{U}{R}
Firkraag, Cunning Instigator
Legendary Creature - Dragon
Flying, haste
Whenever one or more Dragons you control attack an opponent, goad target creature that player controls.
Whenever a creature deals combat damage to one of your opponents, if that creature had to attack this combat, you put a +1/+1 counter on Firkraag, Cunning Instigator and you draw a card.
3 /
3
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
{4}{G}
Garruk's Packleader
Creature - Beast
Whenever another creature with power 3 or greater enters the battlefield under your control, you may draw a card.
4 /
4
{G}{U}
Growth Spiral
Instant
Draw a card. You may put a land card from your hand onto the battlefield.
--
Highland Lake
Land
Highland Lake enters the battlefield tapped.
{T}: Add {U} or {R}.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Izzet Boilerworks
Land
Izzet Boilerworks enters the battlefield tapped.
When Izzet Boilerworks enters the battlefield, return a land you control to its owner's hand.
{T}: Add {U}{R}.
{2}{G}
Jade Orb of Dragonkind
Artifact
{T}: Add {G}. When you spend this mana to cast a Dragon creature spell, it enters the battlefield with an additional +1/+1 counter on it and gains hexproof until your next turn. (It can't be the target of spells or abilities your opponents control.)
{3}{U}{U}
Kindred Discovery
Enchantment
As Kindred Discovery enters the battlefield, choose a creature type.
Whenever a creature you control of the chosen type enters the battlefield or attacks, draw a card.
{G}{U}
Kiora's Follower
Creature - Merfolk
{T}: Untap another target permanent.
2 /
2
{2}{G/U}
Kiora, Behemoth Beckoner
Legendary Planeswalker - Kiora
Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card.
-1: Untap target permanent.
L:
7
{G}{U}
Korlessa, Scale Singer
Legendary Creature - Dragon Bard
You may look at the top card of your library any time.
You may cast Dragon spells from the top of your library.
1 /
4
{2}{U}
Lapis Orb of Dragonkind
Artifact
{T}: Add {U}. When you spend this mana to cast a Dragon creature spell, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
{3}{U}{R}
Lozhan, Dragons' Legacy
Legendary Creature - Dragon Shaman
Flying
Whenever you cast an Adventure or Dragon spell, Lozhan, Dragons' Legacy deals damage equal to that spell's mana value to any target that isn't a commander.
4 /
2
--
Manor Gate
Land - Gate
Manor Gate enters the battlefield tapped.
As Manor Gate enters the battlefield, choose a color other than green.
{T}: Add {G} or one mana of the chosen color.
{3}{G}{U}{R}
Miirym, Sentinel Wyrm
Legendary Creature - Dragon Spirit
Flying, ward {2}
Whenever another nontoken Dragon enters the battlefield under your control, create a token that's a copy of it, except the token isn't legendary.
6 /
6
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{1}{G}
Nature's Lore
Sorcery
Search your library for a Forest card, put that card onto the battlefield, then shuffle.
{1}{U}
Negate
Instant
Counter target noncreature spell.
{3}{U}
Nimbleclaw Adept
Creature - Dragon Wizard
Bigby's Hand -- {T}: Untap two other target permanents. Activate only as a sorcery and only once each turn.
2 /
3
{1}{G}
Paradise Druid
Creature - Elf Druid
Paradise Druid has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.)
{T}: Add one mana of any color.
2 /
1
{1}{U}{R}
Protean Raider
Creature - Shapeshifter Pirate
Raid -- If you attacked this turn, you may have Protean Raider enter the battlefield as a copy of any creature on the battlefield.
2 /
2
{2}{U}
Rayne, Academy Chancellor
Legendary Creature - Human Wizard
Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card. You may draw an additional card if Rayne, Academy Chancellor is enchanted.
1 /
1
{1}{R}
Reckless Barbarian
Creature - Dragon Barbarian
Sacrifice Reckless Barbarian: Add {R}{R}.
2 /
2
{3}{U}
Renari, Merchant of Marvels
Legendary Creature - Dragon Artificer
You may cast Dragon spells and artifact spells as though they had flash.
Choose a Background (You can have a Background as a second commander.)
2 /
4
--
Rogue's Passage
Land
{T}: Add {C}.
{4}, {T}: Target creature can't be blocked this turn.
--
Rugged Highlands
Land
Rugged Highlands enters the battlefield tapped.
When Rugged Highlands enters the battlefield, you gain 1 life.
{T}: Add {R} or {G}.
{5}{U}{U}{ // }{2}{U}
Sapphire Dragon // Psionic Pulse
Creature - Dragon // Instant - Adventure
Flying
Whenever Sapphire Dragon attacks or blocks, scry 2.
Counter target noncreature spell. (Then exile this card. You may cast the creature later from exile.)
5 /
6
{2}{R}
Sarkhan's Triumph
Instant
Search your library for a Dragon creature card, reveal it, put it into your hand, then shuffle.
{1}{G}
Scaled Nurturer
Creature - Dragon Druid
{T}: Add {G}. When you spend this mana to cast a Dragon creature spell, you gain 2 life.
0 /
2
--
Sea Gate
Land - Gate
Sea Gate enters the battlefield tapped.
As Sea Gate enters the battlefield, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.
{4}{G}
Sight of the Scalelords
Enchantment
At the beginning of combat on your turn, creatures you control with toughness 4 or greater get +2/+2 and gain vigilance until end of turn.
{4}{G}
Skanos Dragonheart
Legendary Creature - Dragon Ranger
Whenever Skanos Dragonheart attacks, it gets +X/+X until end of turn, where X is the greatest power among other Dragons you control and Dragon cards in your graveyard.
Choose a Background (You can have a Background as a second commander.)
4 /
4
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
--
Spire Garden
Land
Spire Garden enters the battlefield tapped unless you have two or more opponents.
{T}: Add {R} or {G}.
{2}
Swiftfoot Boots
Artifact - Equipment
Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)
Equip {1}
--
Swiftwater Cliffs
Land
Swiftwater Cliffs enters the battlefield tapped.
When Swiftwater Cliffs enters the battlefield, you gain 1 life.
{T}: Add {U} or {R}.
{3}{R}{G}
Thrakkus the Butcher
Legendary Creature - Dragon Peasant
Trample
Whenever Thrakkus the Butcher attacks, double the power of each Dragon you control until end of turn.
3 /
4
{2}{R}{R}
Thunderbreak Regent
Creature - Dragon
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.
4 /
4
--
Timber Gorge
Land
Timber Gorge enters the battlefield tapped.
{T}: Add {R} or {G}.
{1}
Wayfarer's Bauble
Artifact
{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
--
Wooded Foothills
Land
{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.
{3}{R}{R}
Wrathful Red Dragon
Creature - Dragon
Flying
Whenever a Dragon you control is dealt damage, it deals that much damage to any target that isn't a Dragon.