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

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.

This spell costs less to cast if you gained life this turn. Destroy target nonland permanent.

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

Creature tokens you control have ": Add one mana of any color." Whenever one or more creature cards leave your graveyard, create a 0/1 green Plant creature token, then put a +1/+1 counter on each Plant you control.

As this land enters, you may reveal a Swamp or Forest card from your hand. If you don't, this land enters tapped. : Add or .

(: Add .)

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

When this creature dies, you gain 2 life. , Sacrifice this creature: Exile target noncreature artifact or noncreature enchantment.

Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.) Whenever another creature or artifact you control is put into a graveyard from the battlefield, each opponent loses 1 life.

, Sacrifice a creature: Create a Food token. If the sacrificed creature's toughness was 4 or greater, create two Food tokens instead. (They're artifacts with ", , Sacrifice this token: You gain 3 life.")

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

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Whenever one or more artifact and/or creature cards leave your graveyard during your turn, put a +1/+1 counter on target creature you control.

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.

When this artifact enters, exile target card from a graveyard. , Sacrifice this artifact: Exile each opponent's graveyard. , , Sacrifice this artifact: Draw a card.

When this creature enters, each opponent loses 1 life and you gain 1 life. Sacrifice a Food: Return this card from your graveyard to the battlefield.

(: Add .)

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

Draw a card if an opponent has cast a blue or black spell this turn. Spells you control can't be countered this turn. You and permanents you control gain hexproof from blue and from black until end of turn. (You and they can't be the targets of blue or black spells or abilities your opponents control.)