The Favorite Gyro Block is a treasure in Pikmin 2. It is found inside an Empress Bulblax, that also produces Bulborb Larvae and causes boulders to fall, on the eleventh sublevel in the Hole of Heroes. It is actually a blue R.O.B. gyro block. Children throughout the universe are captivated by the very thought of this cool blue disc. Hocotate toy makers are swamped with orders for this popular item.