Eventide

Exile target creature.

Creatures your opponents control get -1/-0 until end of turn if U was spent to cast this spell, and creatures you control get +1/+0 until end of turn if R was spent to cast this spell. (Do both if UR was spent.)

Gain control of target creature until end of turn. Untap that creature. It gets +X/+0 and gains haste until end of turn.

Lifelink This creature enters with four -1/-1 counters on it. Whenever you cast a white spell, remove a -1/-1 counter from this creature. Whenever you cast a black spell, remove a -1/-1 counter from this creature.

Whenever a permanent you control becomes untapped, this creature gets +1/+1 until end of turn.

Each opponent who controls more creatures than you can't cast creature spells. The same is true for artifacts and enchantments. Each opponent who controls more lands than you can't play lands.

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.)

This creature enters with a -1/-1 counter on it. G, Remove a -1/-1 counter from this creature: Destroy target artifact or enchantment.

T: Target red or green creature gets -2/-0 until end of turn.

When this creature enters, draw a card.

Whenever you cast a spell that's both black and green, this creature has base power and toughness 4/5 until end of turn and gains wither until end of turn. (It deals damage to creatures in the form of -1/-1 counters.)

Create a 1/1 black and green Worm creature token for each land card in your graveyard. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)