A box containing 1 of any set of wings released up to this point.
The box is moving and making a weird noise! Better tie it down! It might fly away!

(1) Rare Grade (60%)
(2) Epic Grade (40%)

b; Please refer to the Cash Item section in the patch notes for details on the acquisition rate of each item.
b; This does not contain information on the item's own rating because it is classified according to the rarity of the item.