Ancient Gear Megaton Golem

3 "Ancient Gear" monsters
If this card attacks, your opponent cannot activate Spell/Trap Cards until the end of the Damage Step. If this card was Fusion Summoned using 2 or more "Ancient Gear Golem" and/or "Ancient Gear Golem - Ultimate Pound" as material, it can attack up to that many times during each Battle Phase. If this face-up Fusion Summoned card in its owner's control leaves the field because of an opponent's card effect: You can Special Summon 1 "Ultimate Ancient Gear Golem" from your Extra Deck, ignoring its Summoning conditions.