7) Ghostwalker - 12,000 Robux On October 29, 2010, Roblox released Ghostwalker, a limited-edition unique item in the Avatar Shop. With 100 copies in stock, its price is 12,000 Robux.

Dorsey also pointed out how Roblox's in-game currency, Robux, can be redeemed for real money, buying items such as clothes to wear on avatars and reselling them on the marketplace to profit from ...