Steam Cloud will automatically overwrite your new save with your old one if not disabled:
⚠️ Avoid random file-hosting sites (MediaFire, Mega, etc.) without antivirus scanning. Malware disguised as save files is common. the binding of isaac repentance 100 save file download full
If you want your Steam Achievements to match the save file, go to the Stats menu inside the game while using the new save. Press Alt + F2 . This forces the game to sync your Steam Achievements with the current save's progress. Steam Cloud will automatically overwrite your new save
While having a 100% save file can enhance your gaming experience, it's essential to consider the ethical implications: the binding of isaac repentance 100 save file download full
Download the 100% save file. It will typically be a zip file containing files named: rep_persistentgamedata1.dat rep_persistentgamedata2.dat rep_persistentgamedata3.dat