Users are capable to develop purchasable articles by way of 1-time purchases, recognized as "recreation passes", as properly as microtransactions which can be bought more than as soon as, regarded as "developer items" or "items". Roblox allows gamers to generate their personal games making use of its proprietary motor, Roblox Studio, which can then be played by other buyers. Timed exclusivity by means of the Epic Games Store.