Chimeratech Overdragon [RYMP-EN061] Rare

"Cyber Dragon" + 1+ Machine monsters Must be Fusion Summoned and cannot be Special Summoned by other ways. When this card is Fusion Summoned: Send all other cards you control to the Graveyard. The original ATK and DEF of this card each become 800 x the number of Fusion Material Monsters used for its Fusion Summon. Each turn, this card can attack your opponent's monsters a number of times equal to the number of Fusion Material Monsters used for its Fusion Summon.