Illuminate

 is a Pokémon ability introduced in the third generation. It increases the encounter rate.

Description
The ability Illuminate has no effect in battle. If the Pokémon with Illuminate is the lead party member, it increases the encounter rate by 100%. It shares the effect with Arena Trap and Swarm.

In the Pokémon Mystery Dungeon series, Pokémon that are damaged blinks when damaged and summons a hostile Pokémon randomly on the floor.

Pokémon with Ability

 * Staryu
 * Starmie
 * Chinchou
 * Lanturn
 * Volbeat
 * Watchog
 * Morelull
 * Shiinotic