Ancient Gear Fusion (LED2-EN032) - Legendary Duelists: Ancient Millennium 1st Edition

Fusion Summon 1 "Ancient Gear" Fusion Monster from your Extra Deck, using monsters from your hand or field as Fusion Materials. If you use an "Ancient Gear Golem" or "Ancient Gear Golem - Ultimate Pound" you control as Fusion Material, you can also use monsters in your Deck as Fusion Material.