Reveal the top four cards of your library. You may put a creature card from among them onto the battlefield. It gains "At the beginning of your end step, return this creature to its owner's hand." Then put the rest of the cards revealed this way on the bottom of your library in any order.
--
Arid Mesa
Land
{T}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.
{1}{W/U}{W/U}
Augury Adept
Creature - Kithkin Wizard
Whenever Augury Adept deals combat damage to a player, reveal the top card of your library and put that card into your hand. You gain life equal to its mana value.
2 /
2
{2}{R}{R}{W}{W}
Aurelia, the Warleader
Legendary Creature - Angel
Flying, vigilance, haste
Whenever Aurelia, the Warleader attacks for the first time each turn, untap all creatures you control. After this phase, there is an additional combat phase.
3 /
4
{4}{W}{W}
Austere Command
Sorcery
Choose two --
• Destroy all artifacts.
• Destroy all enchantments.
• Destroy all creatures with mana value 3 or less.
• Destroy all creatures with mana value 4 or greater.
{2}
Azorius Signet
Artifact
{1}, {T}: Add {W}{U}.
{5}{R}{R}
Balefire Dragon
Creature - Dragon
Flying
Whenever Balefire Dragon deals combat damage to a player, it deals that much damage to each creature that player controls.
6 /
6
{2}{U}{U}
Bident of Thassa
Legendary Enchantment Artifact
Whenever a creature you control deals combat damage to a player, you may draw a card.
{1}{U}, {T}: Creatures your opponents control attack this turn if able.
{3}{W}{W}
Blinding Angel
Creature - Angel
Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever Blinding Angel deals combat damage to a player, that player skips their next combat phase.
2 /
4
{2}
Boros Signet
Artifact
{1}, {T}: Add {R}{W}.
--
Celestial Colonnade
Land
Celestial Colonnade enters the battlefield tapped.
{T}: Add {W} or {U}.
{3}{W}{U}: Until end of turn, Celestial Colonnade becomes a 4/4 white and blue Elemental creature with flying and vigilance. It's still a land.
{1}{U}{U}
Cephalid Constable
Creature - Cephalid Wizard
Whenever Cephalid Constable deals combat damage to a player, return up to that many target permanents that player controls to their owner's hand.
1 /
1
{3}
Chromatic Lantern
Artifact
Lands you control have "{T}: Add one mana of any color."
{T}: Add one mana of any color.
--
Clifftop Retreat
Land
Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains.
{T}: Add {R} or {W}.
{3}
Coalition Relic
Artifact
{T}: Add one mana of any color.
{T}: Put a charge counter on Coalition Relic.
At the beginning of your precombat main phase, remove all charge counters from Coalition Relic. Add one mana of any color for each charge counter removed this way.
{2}{U}{U}
Coastal Piracy
Enchantment
Whenever a creature you control deals combat damage to an opponent, you may draw a card.
--
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.")
{1}{W}{U}
Daxos of Meletis
Legendary Creature - Human Soldier
Daxos of Meletis can't be blocked by creatures with power 3 or greater.
Whenever Daxos of Meletis deals combat damage to a player, exile the top card of that player's library. You gain life equal to that card's mana value. Until end of turn, you may cast that card and you may spend mana as though it were mana of any color to cast that spell.
2 /
2
{U/R}{U/R}{U/R}{U/R}{U/R}
Dominus of Fealty
Creature - Spirit Avatar
Flying
At the beginning of your upkeep, you may gain control of target permanent until end of turn. If you do, untap it and it gains haste until end of turn.
4 /
4
{5}{R}{R}
Dragon Mage
Creature - Dragon Wizard
Flying
Whenever Dragon Mage deals combat damage to a player, each player discards their hand, then draws seven cards.
5 /
5
{3}{W}{U}
Dragonlord Ojutai
Legendary Creature - Elder Dragon
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.
5 /
4
{5}
Eldrazi Monument
Artifact
Creatures you control get +1/+1 and have flying and indestructible.
At the beginning of your upkeep, sacrifice a creature. If you can't, sacrifice Eldrazi Monument.
{5}{W}{W}
Elesh Norn, Grand Cenobite
Legendary Creature - Phyrexian Praetor
Vigilance
Other creatures you control get +2/+2.
Creatures your opponents control get -2/-2.
4 /
7
{4}{W}{W}
Elspeth, Sun's Champion
Legendary Planeswalker - Elspeth
+1: Create three 1/1 white Soldier creature tokens.
-3: Destroy all creatures with power 4 or greater.
-7: You get an emblem with "Creatures you control get +2/+2 and have flying."
L:
4
{W}
Enlightened Tutor
Instant
Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.
{4}{W}
Fell the Mighty
Sorcery
Destroy all creatures with power greater than target creature's power.
--
Flooded Strand
Land
{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.
{2}{W}
Ghostway
Instant
Exile each creature you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.
{5}
Gilded Lotus
Artifact
{T}: Add three mana of any one color.
--
Glacial Fortress
Land
Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island.
{T}: Add {W} or {U}.
{W/U}{W/U}{W/U}{W/U}{W/U}
Godhead of Awe
Creature - Spirit Avatar
Flying
Other creatures have base power and toughness 1/1.
4 /
4
{W}{W}
Grand Abolisher
Creature - Human Cleric
During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments.
2 /
2
--
Hallowed Fountain
Land - Plains Island
({T}: Add {W} or {U}.)
As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{4}{R}{R}
Hellkite Tyrant
Creature - Dragon
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.
6 /
5
--
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}.)
{2}
Izzet Signet
Artifact
{1}, {T}: Add {U}{R}.
{1}{U}{U}
Kira, Great Glass-Spinner
Legendary Creature - Spirit
Flying
Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."
2 /
2
{5}{R}{R}
Knollspine Dragon
Creature - Dragon
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.
7 /
5
{2}
Lightning Greaves
Artifact - Equipment
Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}
{2}{W}{W}
Marshal's Anthem
Enchantment
Multikicker {1}{W} (You may pay an additional {1}{W} any number of times as you cast this spell.)
Creatures you control get +1/+1.
When Marshal's Anthem enters the battlefield, return up to X target creature cards from your graveyard to the battlefield, where X is the number of times Marshal's Anthem was kicked.
{4}{W}{U}
Medomai the Ageless
Legendary Creature - Sphinx
Flying
Whenever Medomai the Ageless deals combat damage to a player, take an extra turn after this one.
Medomai the Ageless can't attack during extra turns.
4 /
4
{3}{U/R}{U/R}{U/R}
Mindwrack Liege
Creature - Horror
Other blue creatures you control get +1/+1.
Other red creatures you control get +1/+1.
{U/R}{U/R}{U/R}{U/R}: You may put a blue or red creature card from your hand onto the battlefield.
4 /
4
{2}{U}
Mistblade Shinobi
Creature - Human Ninja
Ninjutsu {U} ({U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
Whenever Mistblade Shinobi deals combat damage to a player, you may return target creature that player controls to its owner's hand.
1 /
1
--
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}.)
--
Mystic Monastery
Land
Mystic Monastery enters the battlefield tapped.
{T}: Add {U}, {R}, or {W}.
{W}{U}
New Prahv Guildmage
Creature - Human Wizard
{W}{U}: Target creature gains flying until end of turn.
{3}{W}{U}: Detain target nonland permanent an opponent controls. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.)
2 /
2
{3}{U}
Ninja of the Deep Hours
Creature - Human Ninja
Ninjutsu {1}{U} ({1}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
Whenever Ninja of the Deep Hours deals combat damage to a player, you may draw a card.
2 /
2
{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
{R/W}{R/W}{R/W}{R/W}{R/W}
Nobilis of War
Creature - Spirit Avatar
Flying
Attacking creatures you control get +2/+0.
3 /
4
{3}{U}{R}{W}
Numot, the Devastator
Legendary Creature - Dragon
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.
6 /
6
--
Nykthos, Shrine to Nyx
Legendary Land
{T}: Add {C}.
{2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)
{U}{R}{ // }{3}{R}{W}
Odds // Ends
Instant // Instant
Flip a coin. If it comes up heads, counter target instant or sorcery spell. If it comes up tails, copy that spell and you may choose new targets for the copy.
Target player sacrifices two attacking creatures.
{2}{U}
Ophidian Eye
Enchantment - Aura
Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.
{W}
Path to Exile
Instant
Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Prahv, Spires of Order
Land
{T}: Add {C}.
{4}{W}{U}, {T}: Prevent all damage a source of your choice would deal this turn.
{4}
Quicksilver Amulet
Artifact
{4}, {T}: You may put a creature card from your hand onto the battlefield.
{1}{R}{R}
Reiterate
Instant
Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Copy target instant or sorcery spell. You may choose new targets for the copy.
{W}{U}{U}
Render Silent
Instant
Counter target spell. Its controller can't cast spells this turn.
{2}{W}{W}
Return to Dust
Instant
Exile target artifact or enchantment. If you cast this spell during your main phase, you may exile up to one other target artifact or enchantment.
--
Rogue's Passage
Land
{T}: Add {C}.
{4}, {T}: Target creature can't be blocked this turn.
--
Sacred Foundry
Land - Mountain Plains
({T}: Add {R} or {W}.)
As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Scalding Tarn
Land
{T}, Pay 1 life, Sacrifice Scalding Tarn: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.
{U}
Sigil of Sleep
Enchantment - Aura
Enchant creature
Whenever enchanted creature deals damage to a player, return target creature that player controls to its owner's hand.
--
Slayers' Stronghold
Land
{T}: Add {C}.
{R}{W}, {T}: Target creature gets +2/+0 and gains vigilance and haste until end of turn.
{1}{W}{W}
Spear of Heliod
Legendary Enchantment Artifact
Creatures you control get +1/+1.
{1}{W}{W}, {T}: Destroy target creature that dealt damage to you this turn.
{X}{W}{U}{U}
Sphinx's Revelation
Instant
You gain X life and draw X cards.
{2}{U}{R}
Steam Augury
Instant
Reveal the top five cards of your library and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard.
--
Steam Vents
Land - Island Mountain
({T}: Add {U} or {R}.)
As Steam Vents enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{6}
Steel Hellkite
Artifact Creature - 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.
5 /
5
--
Sulfur Falls
Land
Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain.
{T}: Add {U} or {R}.
{4}{W}{W}
Sun Titan
Creature - Giant
Vigilance
Whenever Sun Titan enters the battlefield or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.
6 /
6
{3}
Sunforger
Artifact - Equipment
Equipped creature gets +4/+0.
{R}{W}, Unattach Sunforger: Search your library for a red or white instant card with mana value 4 or less and cast that card without paying its mana cost. Then shuffle.
Equip {3}
--
Sunhome, Fortress of the Legion
Land
{T}: Add {C}.
{2}{R}{W}, {T}: Target creature gains double strike until end of turn.
{1}{W}{W}{U}
Supreme Verdict
Sorcery
This spell can't be countered.
Destroy all creatures.
{3}
Sword of Feast and Famine
Artifact - Equipment
Equipped creature gets +2/+2 and has protection from black and from green.
Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control.
Equip {2}
{3}
Sword of Fire and Ice
Artifact - Equipment
Equipped creature gets +2/+2 and has protection from red and from blue.
Whenever equipped creature deals combat damage to a player, Sword of Fire and Ice deals 2 damage to any target and you draw a card.
Equip {2}
{3}
Sword of Light and Shadow
Artifact - Equipment
Equipped creature gets +2/+2 and has protection from white and from black.
Whenever equipped creature deals combat damage to a player, you gain 3 life and you may return up to one target creature card from your graveyard to your hand.
Equip {2}
{W}
Swords to Plowshares
Instant
Exile target creature. Its controller gains life equal to its power.
{1}{U}{U}
Thada Adel, Acquisitor
Legendary Creature - Merfolk Rogue
Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Whenever Thada Adel, Acquisitor deals combat damage to a player, search that player's library for an artifact card and exile it. Then that player shuffles. Until end of turn, you may play that card.
2 /
2
{2}{U}
Thassa, God of the Sea
Legendary Enchantment Creature - God
Indestructible
As long as your devotion to blue is less than five, Thassa isn't a creature. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)
At the beginning of your upkeep, scry 1.
{1}{U}: Target creature you control can't be blocked this turn.
5 /
5
{2}{W}{U}
Vanish into Memory
Instant
Exile target creature. You draw cards equal to that creature's power. At the beginning of your next upkeep, return that card to the battlefield under its owner's control. If you do, discard cards equal to that creature's toughness.
{2}{U}{R}{W}
Warden of the Eye
Creature - Djinn Wizard
When Warden of the Eye enters the battlefield, return target noncreature, nonland card from your graveyard to your hand.
3 /
3
{3}{R/W}{R/W}
Waves of Aggression
Sorcery
Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.
Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)
{1}{R}{ // }{W}
Wear // Tear
Instant // Instant
Destroy target artifact.
Fuse (You may cast one or both halves of this card from your hand.)
Destroy target enchantment.
Fuse (You may cast one or both halves of this card from your hand.)
{2}{U}
Shu Yun, the Silent Tempest
Legendary Creature - Human Monk
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast a noncreature spell, you may pay {R/W}{R/W}. If you do, target creature gains double strike until end of turn.