"ROM" usually refers to Nintendo games. For Sonic Unleashed (Xbox 360/PS3), the correct file format is ISO or XEX .
Use the built-in Manage -> Game Patches menu. Enable the 60 FPS patch, Disable Motion Blur , and Disable Depth of Field . This drastically stabilizes the frame rate.
Sources:
Sonic Unleashed is notoriously hard on CPUs. If you are experiencing drops below 30 FPS during daytime DLC stages, lower your emulator's resolution scale back to 100% (720p) or look into custom shading compiler settings. Final Thoughts: Is the DLC Worth It?
Massive combat and puzzle gauntlets that tested your mastery of the night-time fighting system.
If you want to experience the grueling difficulty of the Spagonis or Empire City DLC stages today, emulation is your best route. Xbox 360 Emulation (Xenia)
You must progress through the base game's story to unlock specific continents before their respective DLC stages will appear in the Gaia Gates.
: Ensure your Sonic Unleashed ISO or XEX file is updated to the latest Title Update (usually TU2 or TU3).
Set to 60FPS (or use the community-made 60FPS Patch via the RPCS3 Patch Manager).
Create a folder matching the Title ID for Sonic Unleashed ( 45530812 ).
When searching for updated ROMs and DLC files, keep these safety tips in mind:
: Drag the updated DLC .pkg file directly into the RPCS3 window to install it.