{G}{U}, {T}: You may cast spells this turn as though they had flash.
{X}{2}{G}{U}
Altered Ego
Creature - Shapeshifter
This spell can't be countered.
You may have Altered Ego enter the battlefield as a copy of any creature on the battlefield, except it enters with X additional +1/+1 counters on it.
0 /
0
{3}{U}{U}{U}
Arcanis the Omnipotent
Legendary Creature - Wizard
{T}: Draw three cards.
{2}{U}{U}: Return Arcanis the Omnipotent to its owner's hand.
3 /
4
{6}{G}{G}
Archetype of Endurance
Enchantment Creature - Boar
Creatures you control have hexproof.
Creatures your opponents control lose hexproof and can't have or gain hexproof.
6 /
5
{5}{R}{G}
Atarka, World Render
Legendary Creature - Dragon
Flying, trample
Whenever a Dragon you control attacks, it gains double strike until end of turn.
6 /
4
{2}{G}{G}
Beast Whisperer
Creature - Elf Druid
Whenever you cast a creature spell, draw a card.
2 /
3
{2}{G}
Beast Within
Instant
Destroy target permanent. Its controller creates a 3/3 green Beast creature token.
{8}{R}
Blasphemous Act
Sorcery
This spell costs {1} less to cast for each creature on the battlefield.
Blasphemous Act deals 13 damage to each creature.
{U}
Brainstorm
Instant
Draw three cards, then put two cards from your hand on top of your library in any order.
--
Castle Vantress
Land
Castle Vantress enters the battlefield tapped unless you control an Island.
{T}: Add {U}.
{2}{U}{U}, {T}: Scry 2.
{2}{R}
Chaos Warp
Instant
The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.
{3}
Chromatic Lantern
Artifact
Lands you control have "{T}: Add one mana of any color."
{T}: Add one mana of any color.
{G}{U}
Coiling Oracle
Creature - Snake Elf Druid
When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.
1 /
1
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{U}{U}{R}
Counterflux
Instant
This spell can't be countered.
Counter target spell you don't control.
Overload {1}{U}{U}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")
{2}{G}
Cultivate
Sorcery
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{2}{R}{G}
Decimate
Sorcery
Destroy target artifact, target creature, target enchantment, and target land. (You can't cast this spell unless you have legal choices for all its targets.)
{2}{R}{R}{R}{G}
Dragon Broodmother
Creature - Dragon
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.)
4 /
4
{R}
Dragonmaster Outcast
Creature - Human Shaman
At the beginning of your upkeep, if you control six or more lands, create a 5/5 red Dragon creature token with flying.
1 /
1
{1}{G}{G}
Eternal Witness
Creature - Human Shaman
When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.
2 /
1
--
Evolving Wilds
Land
{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{2}{G}
Farhaven Elf
Creature - Elf Druid
When Farhaven Elf enters the battlefield, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
1 /
1
{1}{G}
Farseek
Sorcery
Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.
{2}{R}
Flamekin Herald
Creature - Elemental Wizard
Commander spells you cast have cascade. (Whenever you cast a commander, exile cards from the top of your library until you exile a nonland card with lesser mana value. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)
3 /
2
{3}{U}
Foresee
Sorcery
Scry 4, then draw two cards.
--
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}.)
--
Frontier Bivouac
Land
Frontier Bivouac enters the battlefield tapped.
{T}: Add {G}, {U}, or {R}.
{2}{G}
Garruk's Uprising
Enchantment
When Garruk's Uprising enters the battlefield, if you control a creature with power 4 or greater, draw a card.
Creatures you control have trample. (They can deal excess combat damage to the player or planeswalker they're attacking.)
Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card.
--
Ghost Quarter
Land
{T}: Add {C}.
{T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.
{3}{G}
Goreclaw, Terror of Qal Sisma
Legendary Creature - Bear
Creature spells you cast with power 4 or greater cost {2} less to cast.
Whenever Goreclaw, Terror of Qal Sisma attacks, each creature you control with power 4 or greater gets +1/+1 and gains trample until end of turn.
4 /
3
--
Gruul Turf
Land
Gruul Turf enters the battlefield tapped.
When Gruul Turf enters the battlefield, return a land you control to its owner's hand.
{T}: Add {R}{G}.
--
Halimar Depths
Land
Halimar Depths enters the battlefield tapped.
When Halimar Depths enters the battlefield, look at the top three cards of your library, then put them back in any order.
{T}: Add {U}.
{1}{G}
Heroic Intervention
Instant
Permanents you control gain hexproof and indestructible until end of turn.
--
Hinterland Harbor
Land
Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island.
{T}: Add {G} or {U}.
{3}{G}{U}{R}
Intet, the Dreamer
Legendary Creature - Dragon
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.
6 /
6
--
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}.)
--
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}.
--
Kessig Wolf Run
Land
{T}: Add {C}.
{X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.
{2}{G}
Kodama's Reach
Sorcery - Arcane
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{4}{R}{R}
Lathliss, Dragon Queen
Legendary Creature - Dragon
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.
6 /
6
{2}{R}{R}
Leyline Tyrant
Creature - Dragon
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.
4 /
4
{2}{U}{U}
Leyline of Anticipation
Enchantment
If Leyline of Anticipation is in your opening hand, you may begin the game with it on the battlefield.
You may cast spells as though they had flash.
{2}
Lightning Greaves
Artifact - Equipment
Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}
{3}{R}{R}{R}
Moonveil Dragon
Creature - Dragon
Flying
{R}: Each creature you control gets +1/+0 until end of turn.
5 /
5
--
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}.)
--
Myriad Landscape
Land
Myriad Landscape enters the battlefield tapped.
{T}: Add {C}.
{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.
{2}{U}{U}{R}{R}
Niv-Mizzet, Dracogenius
Legendary Creature - Dragon Wizard
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.
5 /
5
{U}{U}{U}{R}{R}{R}
Niv-Mizzet, Parun
Legendary Creature - Dragon Wizard
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.
5 /
5
{2}{U}{U}{R}{R}
Niv-Mizzet, the Firemind
Legendary Creature - Dragon Wizard
Flying
Whenever you draw a card, Niv-Mizzet, the Firemind deals 1 damage to any target.
{T}: Draw a card.
4 /
4
{2}{G}{G}{U}{U}
Prime Speaker Zegana
Legendary Creature - Merfolk Wizard
Prime Speaker Zegana enters the battlefield with X +1/+1 counters on it, where X is the greatest power among other creatures you control.
When Prime Speaker Zegana enters the battlefield, draw cards equal to its power.
1 /
1
{1}{G}
Rampant Growth
Sorcery
Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{2}{G}{U}
Rashmi, Eternities Crafter
Legendary Creature - Elf Druid
Whenever you cast your first spell each turn, reveal the top card of your library. You may cast it without paying its mana cost if it's a spell with lesser mana value. If you don't cast it, put it into your hand.
2 /
3
{2}{G}
Reclamation Sage
Creature - Elf Shaman
When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.
2 /
1
--
Reliquary Tower
Land
You have no maximum hand size.
{T}: Add {C}.
{1}{R}{G}
Rhythm of the Wild
Enchantment
Creature spells you control can't be countered.
Nontoken creatures you control have riot. (They enter the battlefield with your choice of a +1/+1 counter or haste.)
--
Rogue's Passage
Land
{T}: Add {C}.
{4}, {T}: Target creature can't be blocked this turn.
--
Rootbound Crag
Land
Rootbound Crag enters the battlefield tapped unless you control a Mountain or a Forest.
{T}: Add {R} or {G}.
{1}{G}
Sakura-Tribe Elder
Creature - Snake Shaman
Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
1 /
1
{3}{R}
Shaman of the Great Hunt
Creature - Orc Shaman
Haste
Whenever a creature you control deals combat damage to a player, put a +1/+1 counter on it.
Ferocious -- {2}{G/U}{G/U}: Draw a card for each creature you control with power 4 or greater.
4 /
2
--
Simic Growth Chamber
Land
Simic Growth Chamber enters the battlefield tapped.
When Simic Growth Chamber enters the battlefield, return a land you control to its owner's hand.
{T}: Add {G}{U}.
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{5}{G}{G}
Spearbreaker Behemoth
Creature - Beast
Indestructible
{1}: Target creature with power 5 or greater gains indestructible until end of turn.
5 /
5
{2}
Strionic Resonator
Artifact
{2}, {T}: Copy target triggered ability you control. You may choose new targets for the copy. (A triggered ability uses the words "when," "whenever," or "at.")
{2}{G}{U}{R}
Surrak Dragonclaw
Legendary Creature - Human Warrior
Flash
This spell can't be countered.
Creature spells you control can't be countered.
Other creatures you control have trample.
6 /
6
{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}
{3}{G}{U}
Tatyova, Benthic Druid
Legendary Creature - Merfolk Druid
Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life and draw a card.
3 /
3
--
Tectonic Edge
Land
{T}: Add {C}.
{1}, {T}, Sacrifice Tectonic Edge: Destroy target nonbasic land. Activate only if an opponent controls four or more lands.
--
Temple of Abandon
Land
Temple of Abandon enters the battlefield tapped.
When Temple of Abandon enters the battlefield, scry 1.
{T}: Add {R} or {G}.
--
Temple of Epiphany
Land
Temple of Epiphany enters the battlefield tapped.
When Temple of Epiphany enters the battlefield, scry 1.
{T}: Add {U} or {R}.
--
Temple of Mystery
Land
Temple of Mystery enters the battlefield tapped.
When Temple of Mystery enters the battlefield, scry 1.
{T}: Add {G} or {U}.
--
Terramorphic Expanse
Land
{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{3}{R}{R}
Terror of the Peaks
Creature - Dragon
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.
5 /
4
{1}{G}
Three Visits
Sorcery
Search your library for a Forest card, put it onto the battlefield, then shuffle.
{3}{U}{U}
Thryx, the Sudden Storm
Legendary Creature - Elemental Giant
Flash
Flying
Spells you cast with mana value 5 or greater cost {1} less to cast and can't be countered.
4 /
5
{3}{U}{U}
Ugin's Insight
Sorcery
Scry X, where X is the highest mana value among permanents you control, then draw three cards.
{3}{R}{R}
Urabrask the Hidden
Legendary Creature - Phyrexian Praetor
Creatures you control have haste.
Creatures your opponents control enter the battlefield tapped.
4 /
4
{3}{G}{U}
Urban Evolution
Sorcery
Draw three cards. You may play an additional land this turn.
{6}{R}{R}
Utvara Hellkite
Creature - Dragon
Flying
Whenever a Dragon you control attacks, create a 6/6 red Dragon creature token with flying.
6 /
6
{R}
Vandalblast
Sorcery
Destroy target artifact you don't control.
Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")
{3}{G}{G}{G}
Vigor
Creature - Elemental Incarnation
Trample
If damage would be dealt to another creature you control, prevent that damage. Put a +1/+1 counter on that creature for each 1 damage prevented this way.
When Vigor is put into a graveyard from anywhere, shuffle it into its owner's library.
6 /
6
{G}{U}{U}
Voidslime
Instant
Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.)
{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.
5 /
5
{5}{G}{G}
Zendikar Resurgent
Enchantment
Whenever you tap a land for mana, add one mana of any type that land produced. (The types of mana are white, blue, black, red, green, and colorless.)