GoBattle.io is a great MMO .iO game taking place in a 2d world in which you will have the time to fight against a lot of enemies. Try to defeat as many opponents as possible! Also, defend yourself for survival and gather gold coins to be the King. There are numerous weapons scattered across the map that you can find and use. You should upgrade the power of those items with the money that you have earned. Potions are good to increase your HP, too. Let's depart and experience your way!