Tecmo Koei has announced that the action game Yaiba: Ninja Gaiden Z will also feature a mode called Ninja Gaiden Z unlocked while playing the title and back in what was the original game released in 1998 on NES Shadow Warriors. Specifically it will be to defeat a variety of enemies/zombie-style beat 'em up-scrolling. The difficulty will be adjusted upward, suitable to players with some experience. To follow videos and pictures.