UDON

Serra Angel Avatar

Whenever you cast a spell, you gain 2 life.

Goblin Warchief Avatar

Attacking creatures you control get +1/+0.

Stalking Tiger Avatar

Whenever you cast a creature spell, you may pay {1}. If you do, draw a card.

Birds of Paradise Avatar

Lands you control have "{T}: Add one mana of any color to your mana pool."

Lands you control have "{T}: Add one mana of any color."

Fallen Angel Avatar

Whenever a creature you control is put into a graveyard from the battlefield, target opponent loses 1 life and you gain 1 life.

Whenever a creature you control dies, target opponent loses 1 life and you gain 1 life.

Flametongue Kavu Avatar

Whenever a nontoken creature enters the battlefield under your control, that creature deals X damage to target creature, where X is a number chosen at random from 0 to 4.

Whenever a nontoken creature you control enters, that creature deals X damage to target creature, where X is a number chosen at random from 0 to 4.

Prodigal Sorcerer Avatar

At the beginning of your upkeep, look at the top card of your library. You may put that card into your graveyard.

Erhnam Djinn Avatar

Whenever you cast a creature spell, put a 1/1 green Saproling creature token onto the battlefield.

Whenever you cast a creature spell, create a 1/1 green Saproling creature token.

Grinning Demon Avatar

Whenever a nontoken creature you control is put into a graveyard from the battlefield, target opponent discards a card.

Whenever a nontoken creature you control dies, target opponent discards a card.

Phage the Untouchable Avatar

Pay 1 life: Until end of turn, whenever a creature deals combat damage to you, destroy that creature.
Pay 1 life: Until end of turn, whenever target creature you control deals combat damage to a creature, destroy the damaged creature.

Akroma, Angel of Wrath Avatar

Whenever a creature enters the battlefield under your control, it gains two of the following abilities chosen at random: flying, first strike, trample, haste, protection from black, protection from red, and vigilance.

Whenever a creature you control enters, it gains two abilities chosen at random from among flying, first strike, trample, haste, protection from black, protection from red, and vigilance.

Karona, False God Avatar

At the beginning of your upkeep, exchange control of a permanent you control chosen at random and a permanent target opponent controls chosen at random.

Two-Headed Giant of Foriys Avatar

Each creature you control can block an additional creature each combat.
Each creature you control can't be blocked except by two or more creatures.

Creatures you control have menace. (They can't be blocked except by two or more creatures.)
Each creature you control can block an additional creature each combat.

Elvish Champion Avatar

You begin the game with a 1/1 green Elf creature token on the battlefield that has "{T}: Add {G} to your mana pool."

You begin the game with a 1/1 green Elf creature token on the battlefield. It has "{T}: Add {G}."

Royal Assassin Avatar

At the beginning of your upkeep, you draw a card and you lose 1 life.

Bosh, Iron Golem Avatar

{X}, Sacrifice an artifact with converted mana cost X: Bosh, Iron Golem deals X damage to target creature or player.

{X}, Sacrifice an artifact with mana value X: Bosh, Iron Golem Avatar deals X damage to any target.

Platinum Angel Avatar

If you control an artifact, a creature, an enchantment, and a land, you can't lose the game and your opponents can't win the game.

Viridian Zealot Avatar

{2}, Sacrifice a creature: Destroy target artifact or enchantment. Search your library for a card with the same name as the sacrificed creature, reveal that card, and put it into your hand. Then shuffle your library.

{2}, Sacrifice a creature: Destroy target artifact or enchantment. Search your library for a card with the same name as the sacrificed creature, reveal that card, put it into your hand, then shuffle.

Arcbound Overseer Avatar

At the beginning of your upkeep, you may put a +1/+1 counter on target creature you control.
At the beginning of your upkeep, you may put a charge counter on target permanent you control.

Raksha Golden Cub Avatar

Creatures you control get +0/+1.
Equipped creatures you control get +1/+0 and have first strike.

Etched Oracle Avatar

You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast.

Eight-and-a-Half-Tails Avatar

{1}: Until end of turn, target permanent you control gains protection from a color chosen at random from colors it doesn't have protection from.

Seshiro the Anointed Avatar

At the beginning of the game, choose a creature type. Creatures you control, creature spells you control, and creature cards you own in any zone other than  the battlefield or the stack have the chosen type in addition to their other types.

At the beginning of the game, choose a creature type. Creatures you control, creature spells you control, and creature cards you own in any zone other than the battlefield or the stack have the chosen type in addition to their other types.

Higure, the Still Wind Avatar

Whenever a nontoken creature you control deals combat damage to an opponent, choose a creature card at random from your library, reveal that card, and put it into your hand. Then shuffle your library.

Whenever a nontoken creature you control deals combat damage to an opponent, choose a creature card at random from your library, reveal that card, put it into your hand, then shuffle.

Ink-Eyes, Servant of Oni Avatar

At the beginning of the game, look at target opponent's hand and choose a nonland card from it. That player discards that card.
{X}, Pay X life: Put target creature card with converted mana cost X in an opponent's graveyard onto the battlefield under your control.

At the beginning of the game, look at target opponent's hand and choose a nonland card from it. That player discards that card.
{X}, Pay X life: Put target creature card with mana value X from an opponent's graveyard onto the battlefield under your control.

Sakashima the Impostor Avatar

{2}: Choose a creature you control. It becomes a copy of target creature except for its name.

Oni of Wild Places Avatar

Creatures you control have haste.
At the beginning of your upkeep, return a creature you control to its owner's hand.

Hell's Caretaker Avatar

{3}, Sacrifice a creature: Return target creature card from your graveyard to the battlefield.

Maro Avatar

Tap an untapped creature you control, Discard a card: Target creature you control gets +X/+X until end of turn, where X is the number of cards in your hand.

Frenetic Efreet Avatar

Permanents you control have phasing.
At the beginning of your end step, flip a coin. If you win the flip, take an extra turn after this one.

Each permanent you control has phasing. (It phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)
At the beginning of your end step, flip a coin. If you win the flip, take an extra turn after this one.

Loxodon Hierarch Avatar

Sacrifice a permanent: Regenerate target creature you control.

Sisters of Stone Death Avatar

Each creature you control must be blocked if able.
{4}: Exile target creature that's blocking a creature you control.

Rumbling Slum Avatar

At the beginning of your upkeep, Rumbling Slum deals 1 damage to each opponent.

At the beginning of your upkeep, Rumbling Slum Avatar deals 1 damage to each opponent.

Teysa, Orzhov Scion Avatar

Whenever a nontoken creature is put into a graveyard from the battlefield, put a 1/1 white Spirit creature token with flying onto the battlefield.

Whenever a nontoken creature dies, create a 1/1 white Spirit creature token with flying.

Nekrataal Avatar

Creature spells you cast cost {B} less to cast. This effect reduces only the amount of colored mana you pay.

Chronatog Avatar

You have no maximum hand size.
{0}: Draw three cards. You skip your next turn. Activate this ability only once each turn.

You have no maximum hand size.
{0}: Draw three cards. You skip your next turn. Activate only once each turn.

Lyzolda, the Blood Witch Avatar

Hellbent — As long as you have no cards in hand, if a source you control would deal damage to a creature or player, it deals double that damage to that creature or player instead.
Hellbent — At the beginning of your end step, if you have no cards in hand, each of your opponents discards a card.

Hellbent — As long as you have no cards in hand, if a source you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.
Hellbent — At the beginning of your end step, if you have no cards in hand, each of your opponents discards a card.

Momir Vig, Simic Visionary Avatar

{X}, Discard a card: Put a token onto the battlefield that's a copy of a creature card with converted mana cost X chosen at random. Activate this ability only any time you could cast a sorcery and only once each turn.

{X}, Discard a card: Create a token that's a copy of a creature card with mana value X chosen at random. Activate only as a sorcery and only once each turn.

Haakon, Stromgald Scourge Avatar

Pay 1 life: You may play target creature card in your graveyard this turn.
Whenever you play a creature card from your graveyard, it becomes a black Zombie Knight.
If a Zombie Knight would be put into your graveyard from the battlefield, exile it instead.

Pay 1 life: You may cast target creature card in your graveyard this turn.
Whenever you cast a creature spell from your graveyard, it becomes a black Zombie Knight.
If a Zombie Knight would be put into your graveyard from the battlefield, exile it instead.

Diamond Faerie Avatar

{S}: Target creature you control gets +1/+1 until end of turn.

Jaya Ballard Avatar

{X}: Jaya Ballard deals an amount of damage chosen at random from 0 to X to target creature or player. Activate this ability only once each turn.

{X}: Jaya Ballard Avatar deals an amount of damage chosen at random from 0 to X to any target. Activate only once each turn.

Stuffy Doll Avatar

{0}: If damage would be dealt to you this turn by a source of your choice, prevent that damage. Stuffy Doll deals damage to you and target opponent equal to half the damage prevented this way, rounded up. Activate this ability only once each turn.

{0}: If damage would be dealt to you this turn by a source of your choice, prevent that damage. Stuffy Doll Avatar deals damage to you and target opponent or planeswalker equal to half the damage prevented this way, rounded up. Activate only once each turn.

Braids, Conjurer Adept Avatar

{2}: Each player may put a land card from his or her hand onto the battlefield tapped.
{3}: Each player may put a noncreature artifact card from his or her hand onto the battlefield.
{4}: Each player may put a creature card from his or her hand onto the battlefield. Activate this ability only any time you could cast a sorcery.

{2}: Each player may put a land card from their hand onto the battlefield tapped.
{3}: Each player may put a noncreature artifact card from their hand onto the battlefield.
{4}: Each player may put a creature card from their hand onto the battlefield. Activate only as a sorcery.

Mirri the Cursed Avatar

Creatures you control have "{T}: Another target creature gets -1/-1 until end of turn. Put a +1/+1 counter on this creature."

Heartwood Storyteller Avatar

The first creature spell you cast each turn costs {1} less to cast.
The first noncreature spell each opponent casts each turn costs {1} more to cast.

Jhoira of the Ghitu Avatar

{3}, Discard a card: Copy three instant cards chosen at random. You may cast one of the copies without paying its mana cost.
{3}, Discard a card: Copy three sorcery cards chosen at random. You may cast one of the copies without paying its mana cost. Activate this ability only any time you could cast a sorcery.

{3}, Discard a card: Copy three instant cards chosen at random. You may cast one of the copies without paying its mana cost.
{3}, Discard a card: Copy three sorcery cards chosen at random. You may cast one of the copies without paying its mana cost. Activate only as a sorcery.

Arcanis, the Omnipotent Avatar

{X}, Return a creature you control with converted mana cost X to its owner's hand: Draw a number of cards chosen at random between 0 and X. X can't be 0.

{X}, Return a creature you control with mana value X to its owner's hand: Draw a number of cards chosen at random between 0 and X. X can't be 0.

Squee, Goblin Nabob Avatar

{1}: Prevent the next 1 damage that would be dealt to target creature you control this turn.

Dakkon Blackblade Avatar

You may play any colored card from your hand as a copy of a basic land card chosen at random that can produce mana of one of the card's colors.

Ashling the Pilgrim Avatar

{2}: Ashling the Pilgrim deals 1 damage to each creature and each player.

{2}: Ashling the Pilgrim Avatar deals 1 damage to each creature and each player.

Mirror Entity Avatar

{X}: Choose a creature type. Until end of turn, creatures you control of the chosen type become X/X and gain all creature types.

{X}: Choose a creature type. Until end of turn, creatures you control of the chosen type have base power and toughness X/X and gain all creature types.

Peacekeeper Avatar

{3}: For each opponent who controls a creature, put a token onto the battlefield that's a copy of a card named Arrest and attach it to a creature that player controls chosen at random.

{3}: For each opponent who controls a creature, create a token that's a copy of a card named Arrest and attach it to a creature that player controls chosen at random.

Morinfen Avatar

At the beginning of your upkeep, you lose 1 life for each permanent you control.

Stonehewer Giant Avatar

Whenever a creature enters the battlefield under your control, put a token onto the battlefield that's a copy of a random Equipment card with converted mana cost less than or equal to that creature's converted mana cost. Attach that Equipment to that creature.

Whenever a creature you control enters, create a token that's a copy of a random Equipment card with mana value less than that creature's mana value. Attach that Equipment to that creature.

Maralen of the Mornsong Avatar

At the beginning of the game, you may pay any amount of life.
You can't draw cards.
At the beginning of your draw step, look at the top X cards of your library, where X is the amount of life paid with Maralen of the Mornsong. Put one of them into your hand, then shuffle your library.

At the beginning of the game, you may pay any amount of life.
You can't draw cards.
At the beginning of your draw step, look at the top X cards of your library, where X is the amount of life paid with Maralen of the Mornsong Avatar. Put one of them into your hand, then shuffle.

Reaper King Avatar

Each creature you control gets +1/+1 for each of its colors.

Murderous Redcap Avatar

Whenever a creature enters the battlefield under your control with a counter on it, you may have it deal damage equal to its power to target creature or player.

Whenever a creature you control enters with a counter on it, you may have it deal damage equal to its power to any target.

Ashling, the Extinguisher Avatar

{5}: Destroy all nonland permanents. Activate this ability only once and only during your turn.

{5}: Destroy all nonland permanents. Activate only once and only during your turn.

Figure of Destiny Avatar

{X}: Put a +1/+1 counter on target creature with fewer than X +1/+1 counters on it.

Necropotence Avatar

Skip your draw step.
At the beginning of your end step, if it's not the first turn of the game, put a death counter on Necropotence. You draw X cards and you lose X life, where X is the number of death counters on Necropotence.

Skip your draw step.
At the beginning of your end step, if it's not the first turn of the game, put a death counter on Necropotence Avatar. You draw X cards and you lose X life, where X is the number of death counters on Necropotence Avatar.

Orcish Squatters Avatar

At the beginning of your precombat main phase, add {X} to your mana pool, where X is the number of lands target opponent controls.

At the beginning of your first main phase, add {C} for each land target opponent controls.

Rith, the Awakener Avatar

Whenever a creature you control deals combat damage to a player, you may pay {5}. If you do, put a 5/5 red Dragon creature token with flying onto the battlefield.

Whenever a creature you control deals combat damage to a player, you may pay {5}. If you do, create a 5/5 red Dragon creature token with flying.

Mayael the Anima Avatar

At the beginning of your upkeep, reveal the top card of your library. If it's a creature card with power 5 or greater, put it into your hand. Otherwise, you may put it on the bottom of your library.

Kresh the Bloodbraided Avatar

Whenever a creature you control is devoured, put an X/X green Ooze creature token onto the battlefield, where X is the devoured creature's power.

Whenever a creature you control is devoured, create an X/X green Ooze creature token, where X is the devoured creature's power.

Eladamri, Lord of Leaves Avatar

At the beginning of each player's precombat main phase, that player adds {G}{G} to his or her mana pool.

At the beginning of each player's first main phase, that player adds {G}{G}.

Tradewind Rider Avatar

{3}: Each player returns a permanent he or she controls to its owner's hand unless he or she pays 2 life.

{3}: Each player returns a permanent they control to its owner's hand unless they pay 2 life.

Malfegor Avatar

Whenever a creature enters the battlefield under your control, if it was unearthed, it gets +3/+0.
Whenever a creature you control is exiled, if it was unearthed, shuffle that card into its owner's library.

Whenever a creature you control enters, if it was unearthed, it gets +3/+0.
Whenever a creature you control is exiled, if it was unearthed, shuffle that card into its owner's library.

Maelstrom Archangel Avatar

At end of combat, for each creature you controlled at the time it dealt combat damage to a player this turn, copy a random card with the same mana cost as that creature. You may pay {3}. If you do, choose one of those copies. If a copy of a permanent card is chosen, you may put a token onto the battlefield that's a copy of that card. If a copy of an instant or sorcery card is chosen, you may cast the copy without paying its mana cost.

At end of combat, for each creature you controlled at the time it dealt combat damage to a player this turn, copy a random card with the same mana cost as that creature. You may pay {3}. If you do, choose one of those copies. If a copy of a permanent card is chosen, you may create a token that's a copy of that card. If a copy of an instant or sorcery card is chosen, you may cast the copy without paying its mana cost.

Sliver Queen Avatar

Whenever you cast a non-Sliver creature spell, exile that spell. If you do, put a token onto the battlefield that's a copy of a random non-Shapeshifter Sliver creature card with the same converted mana cost as that spell.

Whenever you cast a non-Sliver creature spell, exile that spell. If you do, create a token that's a copy of a random non-Shapeshifter Sliver creature card with the same mana value as that spell.

Hermit Druid Avatar

At the beginning of your upkeep, put a land card from your library chosen at random onto the battlefield.

Dauntless Escort Avatar

Creatures you control have exalted. (Whenever a creature you control attacks alone, it gets +1/+1 until end of turn for each instance of exalted among permanents you control.)

Enigma Sphinx Avatar

Whenever you cast a colored artifact spell for the first time in a turn, search your library for a colored artifact card chosen at random whose converted mana cost is less than that spell's converted mana cost. You may cast that card without paying its mana cost. If you don't, put that card on the bottom of your library.

Whenever you cast a colored artifact spell for the first time each turn, search your library for a colored artifact card chosen at random whose mana value is less than that spell's mana value. You may play that card without paying its mana cost. If you don't, put that card on the bottom of your library.

Master of the Wild Hunt Avatar

{2}{G}: Put a green creature token onto the battlefield that's a 2/2 Wolf, a 2/3 Antelope with forestwalk, a 3/2 Cat with shroud, or a 4/4 green Rhino with trample, chosen at random.

{2}{G}: Create a green creature token that's a 2/2 Wolf, a 2/3 Antelope with forestwalk, a 3/2 Cat with shroud, or a 4/4 Rhino with trample, chosen at random.

Vampire Nocturnus Avatar

Play with the top card of your library revealed.
As long as the top card of your library is black, black creatures you control get +2/+1.