Fenriss, Kell of Rain

Whenever an artifact leaves your graveyard it deals damage to target opponent equal to it's converted mana cost, this ability only triggers twice each turn.

{b}{r}, Sacrifice an artifact: Create X treasure tokens where
X is half of the sacrificed artifact's converted mana cost.

{u}{b}, Sacrifice three artifacts: Target artifact card in your graveyard gains escape, it's escape cost is equal to it's mana cost plus one card exiled from your graveyard. At your end step exile all cards with escape fro