The official Sengoku Basara: Samurai Heroes on Wii is a fun, if slightly compromised, musou game. The transforms it into a cult masterpiece. It respects the source material, restores the manic energy of the Japanese voice cast, and utilizes the power of modern emulation to make a 2010 Wii game look and sound better than ever.
In gaming, an is an unofficial patch or modified ISO that swaps out localized (English) voice files for the original Japanese audio. This process is popular for titles with strong Japanese cultural themes, such as the Sengoku Basara series, where the original performances are often considered more authentic to the setting of feudal Japan. Why Play the Undub Version? --- Sengoku Basara Samurai Heroes Wii Undub