The "English Patch" is typically distributed as an XDelta patch file. You cannot simply download a pre-patched ISO legally from most reputable community sites; you generally must patch the ISO yourself.
Before diving into the patch, let’s understand the source material. Released in 2007 in Japan, Sengoku Basara 2 Heroes is not just an expansion; it is the complete package.
Text on health bars, combo counters, and even the pause menu is fully replaced. The battle cries remain in Japanese (as intended), but subtitles for in-battle skits appear during special conditions (e.g., rivals meeting on the field).
One “exclusive” feature of this patch is the item/skill name restoration. In the American Devil Kings, “Ittou-ryuu” became “Dragon Strike.” Here, it’s properly localized as “One-Sword Style” with a footnote on its historical roots.