Play new game GeoArena Online for free online at our website iogames.nu. You can play this game in your browser and your mobile for free. In this game, you will start by selecting your base ship which is either a circle, square, star, X, or spikeball. Then you choose two weapons and pick a special ability skill. …And that’s it, you’re ready to battle. The game will match you with someone at a similar skill level and you will battle! You can also upgrade your ship as you gain more experience while playing, kind of like in diep.io. Have fun!