Trackmania but engine off, fragile, and more air control all the time and stuff. campaign is pretty big, and online is fun.

This game is just like most other marble games, except with a permanent fun movement gimmick and online. While community content was once rampant, the game has been abandoned for a while.

Marble games are fun to control and master. This is the culmination of many community members creating peak marble game. Awesome for the steam deck too on long trips!

Fun as ♥♥♥♥, but you might eventually just stop playing it forever after many many fun hours of gameplay, and then lament your time playing it.

Endless messing about: Nuclear bombs, working powerplants, bad apple, simulate the insides of a start, whatever. It's free. Download it.