Not all saves are created equal. When you , look for these advanced features:
: The most reliable source for archived PS2 save files. Check the Ultraman Fighting Evolution Rebirth Save Section0;544; for community-uploaded "Clear" or "All Unlocked" files. Not all saves are created equal
The save loads, but characters are missing. Solution: Region error. Make sure your ISO is the Japanese SLPM-66023 version. English patched ISOs sometimes break save compatibility. Not all saves are created equal