Generation Vii
Stakeout
Doubles the damage dealt to the target’s replacement if the target switches out.
Detailed Effect
This Pokémon's moves have double power against Pokémon that switched in this turn.
Pokémon With Stakeout
9 canonical Pokémon forms can have this Ability.

Yungoos
Gumshoos
Gumshoos Totem
Nickit
Thievul
Tarountula
Spidops
Maschiff
Mabosstiff