Before touching the RGH, we must understand the retail landscape. Sonic Transformed shipped with a robust roster, but the Xbox 360 Marketplace eventually offered only a fraction of the game’s potential DLC.
Officially on Xbox 360 (before delisting):
That was it. Meanwhile, the PC version got: dlc sonic all stars racing transformed xbox 360 rgh
The RGH community has since uncovered that remnants of this PC-exclusive data exist in the 360’s code. The DLC files are not new builds—they are locked away in TU (Title Updates) and legacy container files.
Once installed, boot Sonic & All-Stars Racing Transformed. Go to "World Tour" or "Quick Race." Before touching the RGH, we must understand the
Warning: If you don't see the characters, your TU is wrong. Delete the TU from the console memory via "System Settings > Storage" and re-add the correct revision.
The holy grail for RGH users is Ryo Hazuki. Due to licensing disputes (Shenmue III was in Kickstarter hell), Sega cancelled Ryo late in development. However, the code remained on the disc. That was it
Using XEX Menu and a simple .xex patch available on Se7ensins:
This is impossible on a standard console.