Defend your base in Serious Bro Game against adorable alien invaders using an M16 Carbine Rifle and frag grenades. Experience a beautiful low poly 3D environment with cute enemies and simple controls for both desktop and mobile. Defend your base from cute alien invaders with your M16 and some grenades. Serious Bro Game is one of many web based games on RoundGames for you to play online without downloading. This game is one of the Shooting Games at RoundGames. It also tagged as a defense and weapon game. To play even more free online games, view our popular and all games pages. If you want to play more like Serious Bro. Then you can simply check out the games inside the game tags that are the most relevant to your interests. Or check the Shooting Games category or check the related games section at the end of the game page.
Also make sure to check Throne Defender Game, you may enjoy playing it.
