Target 1 face-up Attack Position monster you control with 800 or more ATK; equip this card to that target. It gains 800 ATK. You can send this equipped card to the Graveyard, then target 1 face-up card on the field; destroy it, then change the ATK of the monster this card was equipped to, to 0, also its battle position cannot be changed. You can only use 1 "Rocket Hand" effect per turn, and only once that turn.