What's the official term for my team, and my team only, in an open room where we can whiteboard problems, shoot the shit, play guitar, shoot each other with Ner

What's the official term for my team, and my team only, in an open room where we can whiteboard problems, shoot the shit, play guitar, shoot each other with Nerf guns and churn out more work on average than my entire organization? Cause I love what I have now.