Gen 3 Rare Items: Mystic Ticket, Wish Eggs (Pokemon FireRed, LeafGreen)

Should this information fall into the hands of a power-coveting madman, it would spell disaster. Wondrously peculiar Pokemon Eggs. The Lucky Egg boosts the holder's EXP gain and is held by only 5% of wild Chansey in the Kanto Safari Zone.

eBay