Send, from your hand or your side of the field to the Graveyard, Fusion Material Monsters that are listed on a Machine-Type Fusion Monster Card, and Special Summon that Fusion Monster from your Fusion Deck. (This Special Summon is treated as a Fusion Summon). The Special Summoned monster gains ATK equal to its original ATK. During the End Phase of this turn, the player who activated this card takes damage equal to the original ATK of the Special Summoned monster.