Varek Maelvorn, Crow's Eye

Whenever Varek Maelvorn, Crow's Eye attacks,
you may sacrifice a Treasure. If you do, target
opponent discards a card and you draw a card.

{u/b}{u/b}, Sacrifice a creature: Return target
creature from an opponent’s graveyard to the
battlefield under your control.

He sings to the storm, and the seas answer his call.