Mimighoul Room X TRAP Special Summon 1 "Mimighoul" monster from your hand or Deck to your field, or in face-down Defense Position to your opponent's field, then you can change 1 face-up monster on the field to face-down Defense Position
Even without Infusion this would be an intriguing card thanks to Ward, since it means your opponent has to 2-for-1 themselves to kill it, making it hurts less to sacrifice your permanents
1, 2014 (decided by forum polls) [7] [8] [9] "Ghostrick" monsters, from Oct
You must control an "Earthbound Immortal" monster with ATK higher than the ATK of the attacking monster to activate and to resolve this effect
Why the oval with the rivets in each of the corners
Its key card, Five-Headed Dragon , requires five dragon monsters to fuse it together, which is by no means impossible but is a very steep price to pay for a fusion monster compared to other fusion decks out there