MTG Salvation

When Assaultron Dominator enters the battlefield, you get EE.

Whenever an artifact creature you control attacks, you may pay E. If you do, put your choice of a +1/+1, first strike, or trample counter on that creature.

When Assaultron Dominator enters the battlefield, you get EE (two energy counters.)

Whenever an artifact creature you control attacks, you may pay E. If you do, put your choice of a +1/+1, first strike, or trample counter on that creature.

Devoid (This card has no color.)

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

When Dominator Drone enters the battlefield, if you control another colorless creature, each opponent loses 2 life.

Devoid (This card has no color.)

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

When Dominator Drone enters the battlefield, if you control another colorless creature, each opponent loses 2 life.

Flying

Haunt (When this creature dies, exile it haunting target creature.)

When Graven Dominator enters the battlefield or the creature it haunts dies, each other creature has base power and toughness 1/1 until end of turn.

T: Tap target creature unless its controller pays 2 life.