For the games on Roblox there should be like a private server only for the people you invite. When you are in a war game and you want to challenge your friends you can add only your friends.
Post Support if you Support.
All credit to SloppyMikeM
ya i think its a great idea not just because i know them in real life and helped make up the idea i think it would be fun like if you dont want any guest to come we can play with your friends only great idea