Koga's Grimer (MODG2 78)
Sludge Grip
10
If your opponent has any Benched Pokémon, flip a coin. If heads, choose 1 of your opponent's Benched Pokémon and switch it with the Defending Pokémon. The new Defending Pokémon is now Poisoned.
Sludge Toss
20
weakness: x2
resistance: none
retreat cost: 1