Don't be surprised to find more game-worlds within-games like this sooner rather than later. Perhaps the most engaging game-within-ROBLOX I found was Pokemon.

The Roblox metaverse is home to a series of titles inspired by popular manga franchises, and many will be familiar with the iconic Pokémon series created by Japanese artist Satoshi Tajiri.

A new Roblox initiative will allow some creators to get paid for fan games based on Like a Dragon, Stranger Things, and more popular IPs.