Ashnod the Uncaring
From The Brothers' War Commander set
Ashnod the Uncaring
Legendary Creature — Human Artificer
1/4
Deathtouch
Whenever you activate an ability of an artifact or creature that isn't a mana ability, if one or more permanents were sacrificed to activate it, you may copy that ability. You may choose new targets for the copy. (Sacrificing an artifact for mana to activate an ability doesn't count.)