Play Beat em up Games on Emulator Online. We have the best Beat em up games online for different retro emulators including GBA, Game Boy, SNES, Nintendo and Sega. There are over 66 online Beat em up games in our collection. All of the games that you see here are without download, pick any and start playing right away. If you enjoy the game, be sure to vote for it and leave a comment. Beat em up games that started it all back in the day are now playable free within your browser! Start by playing some of our popular Beat em up online games like Simpsons Streets of Rage, Battletoads, Batman Returns and Streets of Rage 2.