Cute Charm is an ability introduced in Generation 3. So far, 6 Pokémon have this ability.
Infatuated Pokémon have a 50% chance of being
immobilized by love each turn and unable to attack.
Outside of battle
If a Pokémon with Cute Charm is the leading party Pokémon, the chance of encountering a Pokémon of the opposite gender is 50%.
Pokémon with Cute Charm