In detail
This Pokémon cannot be asleep. This causes Rest to fail altogether. If a Pokémon is asleep and acquires this ability, it will immediately wake up; this includes when regaining a lost ability upon leaving battle. This ability functions identically to Vital Spirit in battle.
In-game description
The Pokémon's insomnia prevents it from falling asleep.
Pokémon with Insomnia
15 species
