Gatecrash

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Flying, haste

Flying Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

{T}: Untap target Gate.

Battalion — Whenever Wojek Halberdiers and at least two other creatures attack, Wojek Halberdiers gains first strike until end of turn.

Move any number of +1/+1 counters from target creature onto another target creature with the same controller.

Flash (You may cast this spell any time you could cast an instant.) Evolve (Whenever a creature enters the battlefield under your control, if that ...

Creatures you control have double strike, trample, hexproof, and haste.

Flying Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, p...

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Target creature you control fights another target creature. (Each deals damage equal to its power to the other.)

Ember Beast can't attack or block alone.

Target player sacrifices a creature, then gains life equal to that creature's toughness.

Flying Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Whenever another green creature enters the battlefield under your control, put a +1/+1 counter on target creature.

Tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step. Cipher (Then you may exile this spe...

Return target creature card from your graveyard to your hand. Cipher (Then you may exile this spell card encoded on a creature you control. Wheneve...

Dimir Guildgate enters the battlefield tapped. {T}: Add {U} or {B}.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Counter target spell. Its controller mills two cards.

Destroy target artifact or enchantment.

Exile target artifact.