Iron-Craw Crusher

Iron-Craw Crusher Artifact Creature - Wurm Prototype - 2/5 Whenever Iron-Craw Crusher attacks, target attacking creature gets +X/+0 until end of turn, where X is Iron-Craw Crusher's power. 4/6

Attacking
When you attack with Iron-Craw Crusher, you may choose any attacking creature, including it, as the target of its ability.