Rocket's Snorlax (MODG1 33)
Poké-Body
Restless Sleep
If your opponent's attack does damage to Rocket's Snorlax and Rocket's Snorlax is already Asleep (even if it's Knocked Out), this power does 20 damage to the attacking Pokémon.
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20
Rocket's Snorlax is now Asleep (after doing damage).