Play LEGO Games on Emulator Online. All the best LEGO games online for different retro emulators including GBA, Game Boy, SNES, Nintendo and Sega. There are many online LEGO games in the 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. LEGO games that started it all back in the day are now playable within your browser! Start by playing some popular LEGO online games like LEGO Batman 2: DC Superheroes, LEGO Marvel Super Heroes: Universe in Peril, LEGO Racers and LEGO Batman: The Video Game.