Inalla, Archmage Ritualist

Eminence — At the beginning of combat on your turn, if Arahbo is in the command zone or on the battlefield, another target Cat you control gets +3/+3 until end of turn. Whenever another Cat you control attacks, you may pay 1GW. If you do, it gains trample and gets +X/+X until end of turn, where X is its power.

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.

Eminence — As long as The Ur-Dragon is in the command zone or on the battlefield, other Dragon spells you cast cost 1 less to cast. Flying Whenever one or more Dragons you control attack, draw that many cards, then you may put a permanent card from your hand onto the battlefield.