The advanced version of a popular indie metroidvania, Cave Story+, is free, 100% free to keep, for Windows, in a limited time giveaway offer! Go and get it, since Cave Story+ may normally be costing US$14.99!
Tag: 16-bit
Marvel Infinity War
Marvel Infinity War is a free fan beat ’em up style fighting game that features nothing less than 90 Marvel characters and game modes that are remakes of classic titles.
Street Fighter Z
Street Fighter Z is a free and cool fangame that is basically Street Fighter with 16 bits classic sprites, with revamped colors. and the Marvel vs. Capcom combo system. Street Fighter as is used and should continue to be.