Really not sure why you aren't in favour of having an improved lobby system. Like I said it doesn't even have to actively try to separate players. Some basic improvements will naturally cause this. Here's a scenario if you go into a lobby looking to obtain Lith relics preferring players that want to go for 16 rounds of extractors, you'll first be lined up with players that chose those same options, then with people who wanted 12-15 or 17-20 etc. And if no players are around with similar options