Effect Spore

 is a Pokémon ability introduced in the third generation. It can random give side effects.

Description
When attacked, a Pokémon with Effect Spore has a 30% chance to cause a random status condition. There is a 9% chance of poison, 10% chance of paralysis and 11% chance of sleep.

In the sixth generation onwards, Grass Pokémon, Pokémon with Overcoat or Pokémon with Safety Goggles are immune to the effects of this ability.

Pokémon with Ability

 * Paras
 * Parasect
 * Shroomish
 * Breloom
 * Foongus
 * Amoonguss
 * Morelull
 * Shiinotic

As a Hidden Ability

 * Vileplume