Efteekay, Flame of the Kav

Devour 3 (As this creature enters, you may sacrifice any number of creatures. It enters with three times that many +1/+1 counters on it.)

Whenever this creature attacks, it deals damage equal to its power to up to one other target creature. Excess damage is dealt to that creature's controller instead.

Flying

Spells your opponents cast that target this creature cost an additional 3 life to cast.

Whenever another creature you control enters, this creature deals damage equal to that creature's power to any target.

This spell costs less to cast for each permanent you control with oil counters on it.

Vigilance

When this creature enters, it deals 1 damage to each creature your opponents control.

Eminence — Whenever you cast another Vampire spell, if Edgar is in the command zone or on the battlefield, create a 1/1 black Vampire creature token.

First strike, haste

Whenever Edgar attacks, put a +1/+1 counter on each Vampire you control.

When this creature enters, it deals damage to any target equal to the number of creatures you control.

: This creature gets +1/+0 until end of turn.

: This creature gets +0/+1 until end of turn.

When Dong Zhou enters, target creature an opponent controls deals damage equal to its power to that player.