If Rocket's Hitmonchan ex is your Active Pokémon and is damaged by an opponent's attack (even if Rocket's Hitmonchan ex is Knocked Out), put 2 damage counters on the Attacking Pokémon.
Attack: Mach Punch
Damage: 10
Does 10 damage to 1 of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)