Ancient Fusion [SGX1-Eens04] Common

Once per duel, you can discard 1 card to fusion Summon 1 "Ancient Gear" fusion monster from your extra deck, using monsters from your field as fusion material. If 1 of those materials is an "ancient gear golem" monster, you can also use monsters from your hand and/or deck as the other material. Your opponent Takes No Damage for the Rest of this Turn. Any Battle Damage Your Opponent Takes from That Fusion Monster is Halved.