Politoed ex

Upward Lick
Choose 1 of your opponent's Pokemon. This attack does 30 damage to that Pokemon. If that Pokemon is a Stage 2 Evolved Pokemon, this attack does 50 damage instead. (Don't apply Weakness and Resistance for Benched Pokemon.)

Punch and Run (40)
Switch Politoed ex with 1 of your Benched Pokemon.

Swallow Up (70)
Before doing damage, count the remaining HP of the Defending Pokemon and Politoed ex. If the Defending Pokemon has fewer remaining HP than Politoed ex's, this attack does 120 damage instead.