One Piece: Kaizoku Musou is an upcoming collaboration between Namco Bandai and Koei Temco.

Japanese game makers Koei and Tecmo have merged, officially forming Koei Tecmo Holdings as of this April. But does that mean their games will merge as well?

That Koei/Bandai marketing wet dream Gundam Musou (think Dynasty Warriors with Gundam) is back. Gundam Musou 2 has been announced for PS3, PS2 and Xbox 360. The game will be out December 4th in Japan and will feature new mechas, like mobile armors, on the roser — Char's Counterattack is getting added as well!
Gundam…