Cobblestone is out, and Vertigo has some major changes to keep things fresh, including moving some features around. Those competitive CS:GO fans out there may have gotten used to seeing the Cobblestone map in action recently, but a new blog post reveals that this has been removed. And Vertigo is added to competitive matchmaking. Vertigo itself had undergone some changes: CT's entrance to mid, so that CTs have a. Today's Release Notes are up! Vertigo has been added to Competitive matchmaking and Cobblestone has been removed. Read the notes in. Cobblestone was removed from the Counter-Strike: Global Offensive. The third one was about matchmaking: I created our matchmaking system – including finding matches and calculating players skill points.