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.

Use these Roblox promo codes and unlock free cosmetics like skins, hats, outfits, and more to style your avatar like never before ...

Roblox sells a subscription titled Roblox Premium which entitles the player to various different amounts of Robux each month, Premium-only items and discounts in the avatar store.