How to Use Roblox Physics Service Collision Groups

If you're building a game and realize your players are constantly bumping into each other or getting stuck on invisible barriers, learning to manage roblox physics service collision groups will save you a massive amount of frustration. It's one of those backend features that isn't exactly "flashy," but it's the difference between a game that feels polished and one that feels like a clunky mess. Essentially, collision groups let you decide which objects in your world are allowed to touch and which ones should just pass right through each other like ghosts. ...

January 27, 2026 · 7 min · Cama Gottsmann