Iron-Craw Crusher
From The Brothers' War set
Iron-Craw Crusher
Artifact Creature — Wurm
4/6
Prototype
— 2/5 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)
Whenever this creature attacks, target attacking creature gets +X/+0 until end of turn, where X is this creature's power.