Shellos East Sea (RR 79)
Ripple
Flip a coin. If heads, put 1 damage counter on each of your opponent's Pokémon.
Brine
Choose 1 of your opponent's Pokémon that has any damage counters on it. This attack does 20 damage to that Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)
weakness: +10
resistance: none
retreat cost: 1