Attribute: Light Type: Machine/Union Level 4 ATK:1500 DEF:1600
Description Effect: Once per turn, during your Main Phase, if you control this monster on the field, you can equip it to your "X-Head Cannon" as an Equip Spell Card, OR change it back to a monster in face-up Attack Position. When equipped to a monster by this card's effect, that monster's ATK/DEF is increased by 400 points. (1 monster can only be equipped with 1 Union MOnster at a time. If the monster that this card is equipped to is destroyed in battle, this card is destroyed instead.)
SUPER RARE Unlimited Edition.