In GeoArena Online you are controlling a "tank". You can shoot your enemies to kill them. When you start you can choose your free tank character: Circle, square, star or X. When you have earned coins you can choose more ships like the Spikeball, Hexagon, Berserker or defender. In the second tap you can choose your weapons like a rapid blaster, cannon blaster, feral blaster or infernal cannon. When you have coins you can buy more powerful weapons like the Tri blaster, quad cannon, decimator, bomber, condemner or echo blaster. The third tap let you choose your skills. You can choose from: Meditate, Vengeance, focus, or paid ones: guard, rage, cloak, sprint. Each ship, weapon or class does have it's own advantages. Be sure to use it to blast away your enemies.