Equip only to a "Power Tool Dragon" or Level 4 or higher Machine-Type "Morphtronic" monster you control. While equipped:

? During your turn: It gains 1000 ATK. If it attacks, any effects of the attack target that activate or apply on the field are negated during that Battle Phase.

? During your opponent's turn: Your opponent cannot select a monster other than the equipped monster as an attack target. An opponent's monster that battles the equipped monster is destroyed at the end of the Damage Step.