Type and power change depending on the Terrain in effect.
One other Pokémon on the field, selected by the trainer. Stolen moves reuse the same target.
Terrain Pulse deals damage. When there is no terrain active, Terrain Pulse is a Normal-type move. Under any type of terrain, Terrain Pulse's power doubles to 100 (type power-ups from the terrain will be put into effect in addition to this boost).