Draw a card. If an opponent lost life this turn and you gained life this turn, seek two Vampire cards instead.

Target player reveals their hand. You choose a nonland card from it with mana value 3 or less. That player discards that card.

Whenever this creature or another creature you control dies, each opponent loses 1 life and you gain 1 life.

When this creature dies, create two 1/1 black and green Worm creature tokens.

Sacrifice another creature or artifact: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Until end of turn, target creature you control gains "When this creature dies, return it to the battlefield tapped under its owner's control. It deals 1 damage to each opponent." Overload

Haste Whenever a creature an opponent controls dies, put a +1/+1 counter on Yahenni. Sacrifice another creature: Yahenni gains indestructible until end of turn.

Return target creature card with mana value 3 or less from your graveyard to the battlefield. Cycling (, Discard this card: Draw a card.)

Draw two cards, then cards in your hand with mana value 3 or greater perpetually gain "When you cast this spell, you lose 1 life."

Target opponent reveals their hand. You choose an artifact or creature card from it. Exile that card. Cycling (, Discard this card: Draw a card.)

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

Consuming Corruption deals X damage to target creature or planeswalker and you gain X life, where X is the number of Swamps you control.

Target creature and all other creatures with the same name as that creature get -3/-3 until end of turn.

Tendrils of Corruption deals X damage to target creature and you gain X life, where X is the number of Swamps you control.

When this creature dies, create a 1/1 black and green Insect creature token with flying.

Exile target card from a graveyard. If it was a creature card, you gain 3 life. Otherwise, you draw a card. Escape—, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

You get a two-time boon with "Whenever you sacrifice one or more permanents, seek a nonland card." Create a Food token.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) All creatures get -2/-2 until end of turn. If you have the city's blessing, instead only creatures your opponents control get -2/-2 until end of turn.

(: Add .)

This creature enters tapped. When this creature dies, return it to the battlefield under its owner's control. It perpetually loses this ability.

Destroy target creature if it has mana value 2 or less. Revolt — Destroy that creature if it has mana value 4 or less instead if a permanent left the battlefield under your control this turn.

Whenever this creature or another creature dies, target player loses 1 life and you gain 1 life.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")