Abomasnow (Secret of the Lakes No. 017)
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0
Poké-BODY Glacier Snow

If Abomasnow is your Active Pokémon and is damaged by an opponent's attack (even if Abomasnow is Knocked Out), the Attacking Pokémon is now Asleep.

Water Colorless Colorless
Heavy Blizzard
60

Flip a coin. If heads, put 1 damage counter on each of your opponent's Benched Pokémon.