ميتالترون 12، محارب التنين الحقيقي

Requires 3 Tributes to Normal Summon (cannot be Normal Set). To Tribute Summon this card face-up, you can Tribute Continuous Spell/Trap Card(s) you control, as well as monsters. Unaffected by the effects of cards with the same card type (Monster, Spell, and/or Trap) as the original card type of the cards Tributed for its Tribute Summon. If this Tribute Summoned monster in its owner's control is destroyed by an opponent's card (by battle or card effect): You can Special Summon 1 Fusion, Synchro, or Xyz Monster that is EARTH, WATER, FIRE, or WIND from your Extra Deck.