Compound Eyesin Pokémon Polished Crystal

Compound Eyes is another ability in Polished Crystal that increases the accuracy of the user's moves by 30%. Compound eyes refers to the multiple lenses that insects have... Hense them only being found on Butterfree, Venonat, and Yanma! When starting a battle with a Wild Pokémon, if a Pokémon with this ability is in the lead party slot, wild Pokémon have a 60% chance of holding their common item and a 20% chance of holding their rare item.