Chimera the Illusion Beast

"Chimera the Flying Mythical Beast" + 1+ Illusion monsters
This card's name becomes "Chimera the Flying Mythical Beast" while on the field or in the GY. This card can attack monsters a number of times each Battle Phase, up to the number of materials used for it. If this card battles a monster, neither can be destroyed by that battle. At the end of the Damage Step, if this card battled an opponent's monster: You can change that opponent's monster's ATK to 0, also negate its effects.