With that, the Christmas icon unveiled the Roblox experience, designed to connect millions of users through immersive 3D experiences.

Roblox declined to share data around how Robux was selling this holiday season. Fortnite’s parent company Epic Games did not immediately respond to a request for comment.

Mariah Carey is bringing her Winter Wonderland to Roblox from December 21 and 24. Every night, she will belt out hits and wrap up the set with ‘All I Want For Christmas Is You’, and twins ...