Reveal 1 Fusion Monster in your Extra Deck, add 1 of the Fusion Materials whose name is specifically listed on that card from your Deck to your hand, then you can add 1 "Polymerization" from your Graveyard to your hand.
Near Mint Unlimited - $0.40
Near Mint 1st Edition - $0.50
Lightly Played Unlimited - $0.30
Lightly Played 1st Edition - $0.40
Moderately Played Unlimited - $0.30
Moderately Played 1st Edition - $0.30
Heavily Played Unlimited - $0.20
Heavily Played 1st Edition - $0.30