Fusion Summon 1 Dinosaur Fusion Monster from your Extra Deck using monsters from your hand or field. If your opponent controls a monster, you can also use 1 "GMX" monster in your Deck as material. During your Main Phase: You can banish this card from your GY; excavate the top cards of your Deck until you excavate a "GMX" card, add that "GMX" card to your hand, also shuffle the rest into the Deck. You can only use 1 "GMX 55th Experiment Report" effect per turn, and only once that turn.