Eternal Taskmaster enters tapped.

Whenever Eternal Taskmaster attacks, you may pay . If you do, return target creature card from your graveyard to your hand.

Devoid (This card has no color.)

When you cast this spell, for each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain trample, haste, and annihilator 1 until end of turn.

Trample, haste, annihilator 1 (Whenever this creature attacks, defending player sacrifices a permanent.)

Ogre Taskmaster can't block.