CONCEPT: "Inactive" maps for the new unranked matchmaking. It would be nice to be able to play competitive style games on older maps unfit for ranked. Sorry this is so shoddily put
CS: GO finally gets an unranked matchmaking mode 8 years after release
New CS2 Rating System Explained. CS2 Points to Ranks Table
Profile Rank | Counter-Strike Wiki | Fandom
CS:GO players say game has hit an all-time low, hope CS2 will fix it all - Dot Esports
Valve Launches Unranked Matchmaking for CS:GO, Removes Scrimmage
Counter-Strike: Global Offensive adds new maps and a "Scrimmage" game mode | GamingOnLinux