|Number D37: Ancient Gear Titan|
|Type(s)||[ Machine/Fusion/Effect ]|
|ATK / DEF||4500 / 3000|
Lore3 " " monsters
Must be fusion summoned. This card cannot be destroyed by battle except with a " " or "Number D" monster. This card cannot be targeted by card effects. If this card attacks a defenese position monster, reduce it's DEF to 0, inlict piercing battle damage. This card can attack all monsters your opponent controls, once each. Once per turn, change all monsters your opponent controls to defense position.
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