Karrablast

Swarm : When this Pokémon has 1/3 or less of its HP remaining, its Bug-type moves inflict 1.5× as much regular damage. Overworld: If the lead Pokémon has this ability, the wild encounter rate is increased.

Shed Skin : After each turn, this Pokémon has a 33% of being cured of any major status ailment.

No Guard : Moves used by or against this Pokémon never miss. One-hit KO moves are unaffected. Moves affected by this ability can hit Pokémon during the preparation turn of moves like Dig or Fly. Overworld: If the lead Pokémon has this ability, the wild encounter rate is doubled.