alpha-beta-gamer:

Mega Man 8-bit Deathmatch is a free project created by CutmanMike and a Team MM8BDM.  It’s a retro styled FPS based on the 8-bit Mega Man games. It includes every robot master as a playable skin, over 50 weapons and maps inspired by the original games, 32 player online play, a singleplayer botmatch campaign and much more. If you’re a fan of online first person shooters or Mega Man, you have to give Mega Man 8-bit Deathmatch a go!

Download Mega Man 8-bit Deathmatch