Legendary at home amateur port of Street Fighter II , created by a single person. Since it was not known when the PC version would be officially released, the author decided to make his own. To do this, he recorded video gameplay of the Super Famicom version, and then processed and studied the resulting material. As a result, he was able to accurately reproduce the mechanics of the game with different characters and battle arenas, with pretty amazing performance for such a game at the time on PC.