What is Master Key worth on Roblox?
As of September 5, 2026, Master Key has a Recent Average Price (RAP) of 0 Robux. Across the 5 owned copies, its estimated market value is 0 Robux.
No reseller currently has a copy listed, so RAP is the only live price signal. Sold-out Limiteds with no open listings only move when a holder decides to sell.
How rare is Master Key?
Master Key is a UGC Limited Back Accessory with 5 total copies. it is sold out at the original price, so copies now trade only on the resale market. it originally sold for free.
Master Key has 103 favorites on the Roblox catalog.
About Master Key
I guess you could say it's a key for friendship!
Where to find Master Key
Master Key is Roblox asset ID 18137182939. it was published by FatDog779. on RBX Invest it sits in the UGC Limited Back Accessories, Rarest Limiteds (10 copies or fewer), Limiteds under 100 Copies, Limiteds under 1,000 Copies collections. The RAP, reseller listings, and copy counts on this page refresh from Roblox continuously, so the figures above are the state of the market at the last update rather than a fixed snapshot.