[Pendulum Effect]
Once per turn, at the start of the Damage Step, if a “Performapal” monster you control battles an opponent’s face-up monster: You can have that opponent’s monster lose 600 ATK.
[Monster Effect]
If a “Performapal” monster you control attacks, after damage calculation: You can target 1 face-up monster your opponent controls; that opponent’s monster loses ATK equal to that “Performapal” monster’s ATK.