Ancient Gear Chaos Fusion

Send 1 "Polymerization" from your hand to the Graveyard, then choose 1 "Ancient Gear" Fusion Monster in your Extra Deck; banish a number of monsters from your Graveyard that were Special Summoned from the Extra Deck equal to its number of Fusion Materials, and if you do, Special Summon its Fusion Materials from your Deck, Extra Deck or Graveyard, ignoring their Summoning conditions, but their effects are negated. Then, Fusion Summon the chosen Fusion Monster, using the Summoned monsters as the Fusion Materials.