Musou Orochi – Maou Sairin is a 2008 action video game developed by Koei and Omega Force for the PlayStation Portable. It serves as the sequel to Musou Orochi and features a crossover of characters from the Dynasty Warriors and Samurai Warriors franchises. The game was released in Japan, North America, and Europe, offering players an expanded storyline and enhanced gameplay mechanics.
Warriors Orochi 2 is a 2008 video game developed by Koei (now Tecmo Koei) and Omega Force for the PlayStation 2. It is the sequel to Warriors Orochi, a crossover video game of the Dynasty Warriors and Samurai Warriors series. The game was released on September 23 in North America and September 19 in Europe. A version for the Xbox 360 was released on September 4, 2008 in Japan, and alongside the PS2 releases in North America and Europe. A PlayStation Portable version has been released in Japan, North America and Europe.