SideArms.io is a futuristic fast-paced multiplayer battle game that combines hack-and-slash and shooting. Hop into the battle with your faithful robot companion and dominate the arena! This game is one of our Action Games at Round Games. It also tagged as a battle and IO game. To play even more free games, view our most played and all games pages. If you want to play more games like SideArms.io Game: Then you can simply check out the games inside the game tags that are the most relevant to your interests or check the Action Games category or check the related games section at the end of the game page.