Vital Spirit

Vital Spirit is a ability introduced in Generation III that prevents sleep. Outside of battle, if a Pokémon with Vital Spirit is leading, it increases the chances of battling a higher-leveled Pokémon by 50%.

Four Pokémon have this ability.

Single Ability
288 Vigoroth

Dual Ability
56 Mankey Anger Point

57 Primeape Anger Point

225 Delibird Hustle

Trivia

 * Three Pokémon are based on Monkeys.
 * Santa Claus owns a Delibird.