Metalzoa X (Super Rare)

Cannot be Normal Summoned/Set. Must first be Special Summoned with Max Metalmorph that was activated by Tributing a Level 5 or higher Fiend monster. You can reveal this card in your hand; Set 1 Metalmorph Trap from your Deck, and if you do, shuffle this card into the Deck. You can only use this effect of Metalzoa X once per turn. Twice per turn, when your opponent activates a monster effect, or Spell Card or effect (Quick Effect): You can target 1 face-up monster your opponent controls; destroy it.