D/D/D Superdoom King Purplish Armageddon

Pendulum:
Fusion Monsters you control cannot be destroyed by battle or card effects. Your opponent cannot target Fusion Monsters you control with card effects.    

Monster effect:
1 "D/D/D" monster + 1 "D/D"
monster Pendulum Monsters you control cannot be destroyed by battle. Once per turn: You can target 1 monster your opponent controls; destroy it, and if you do, inflict damage to your opponent equal to the ATK the destroyed monster had on the field. Once per Battle Phase, during either player's turn, if an opponent's monster is battling a monster: You can target that opponent's battling monster; until the end of the Damage Step, that target's ATK becomes its original ATK.

 ______________