Play Mega Man Games on Emulator Online. We have the best Mega Man games online for different retro emulators including GBA, Game Boy, SNES, Nintendo and Sega. There are over 55 online Mega Man 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. Mega Man games that started it all back in the day are now playable free within your browser! Start by playing some of our popular Mega Man online games like Mega Man X, Mega Man 2, MegaMan X6 and Mega Man.