Metalmorph [BP02-EN173] Common ZEXAL World Duel Carnival Promos then destroy 1 face-up monster

then destroy 1 face-up monster your opponent controls with ATK less than or equal to the target's ATK

Set: Structure Deck: Gates of the Underworld Card type: Equip Spell Rarity: Common All Fiend-Type monsters gain 300 ATK and DEF

Set: Legendary Collection 4: Joey's World Card type: Continuous Trap Rarity: Common Each time a monster your opponent controls attacks

Set: OTS Tournament Pack 6 Card type: Normal Monster Rarity: Common Attack: 1900 Defense: 0

except "Gladiator Beast Tamer Editor"

Metalmorph [BP02-EN173] Common ZEXAL World Duel Carnival Promos then destroy 1 face-up monsterSet: Battle Pack 2: War of the Giants Card type: Normal Trap Rarity: Common Target 1 face up monster on the field; equip this card to that target. It gains 300 ATK and DEF. If it attacks, it gains ATK equal to half the ATK of the attack target, during damage calculation only.