"Roblox" opened up its hotly anticipated voice chat feature to most players this week. But despite an ID requirement, it's proven difficult to police.

Roblox introducing new feature allowing users to have unfiltered chats but requires users to confirm age through new age verification tool.

Players can customize their own worlds on the platform. Many illegally upload songs — called “bypassing audio” — and some make intense tracks in a new genre, robloxcore.