TM21 Frustration

Power increases as happiness decreases, up to a maximum of 102.

FireRed

Celadon CityGame Corner / Rocket HideoutB3F

Ground

LeafGreen

Celadon CityGame Corner / Rocket HideoutB3F

Ground

Emerald

Pacifidlog TownPokémon Fan Club Brother's HouseGentleman

Low friendship reward (<50). Power scales inversely with friendship.

Gift