Mega Man Zero 4, known in Japan as Rockman Zero 4 (ロックマンゼロ4,, Rokkuman Zero Fō) in Japan, is a video game developed by Inti Creates and Natsume and published by Capcom for the Game Boy Advance (GBA) handheld. It is the fourth and final title in the Mega Man Zero subseries of the Mega Man franchise and is set several months after the events of Mega Man Zero 3. The game deals with Dr.