Kingdra

It is said that it usually hides in underwater caves. It can create whirlpools by yawning.

Agility (30): Flip a coin. If heads, during your opponent's next turn, prevent all effects of attacks, including damage, done to Kingdra.

Dragon Tornado (50): If this attack doesn't Knock Out the Defending Pokémon, and if there are any Pokémon on your opponent's Bench, choose 1 of them and switch it with the Defending Pokémon.