, 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.

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

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

: Each player may put a land card from their hand onto the battlefield tapped.

: Each player may put a noncreature artifact card from their hand onto the battlefield.

: Each player may put a creature card from their hand onto the battlefield. Activate only as a sorcery.

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.

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

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

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.

You may pay rather than pay the mana cost for spells that you cast.

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

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.

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

The first creature spell you cast each turn costs less to cast.

The first noncreature spell each opponent casts each turn costs more to cast.

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

At the beginning of the game, look at target opponent's hand and choose a nonland card from it. That player discards that card.

, Pay X life: Put target creature card with mana value X from an opponent's graveyard onto the battlefield under your control.

, Discard a card: Copy three instant cards chosen at random. You may cast one of the copies without paying its mana cost.

, 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.

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

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.

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.

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.

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.

: 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.

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

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.

Creatures you control have haste.

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

: 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.

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.

Creatures you control get +0/+1.

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

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

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

Whenever you cast a spell, you gain 2 life.

Each creature you control must be blocked if able.

: Exile target creature that's blocking a creature you control.

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

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.

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

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.

, 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.