Artifact Creature - Golem Warrior 4/4, 4 (4) Hollow Warrior can't attack or block unless you tap an untapped creature you control not declared as an attacking or blocking creature this turn.1 Though it moves like a living thing, anyone can tell it lacks a soul-not to mention mercy.
Illus. Adam Rex
10/4/2004: This card can't tap itself to allow itself to attack or block. You have to tap a different creature which is not being declared as an attacker or blocker.