Standard editors unlock the main roster. The Exclusive version often unlocks developer-only characters or "glitch" skins, such as:
castle-crashers-resource/Modding/Modding.md at main - GitHub castle+crashers+save+editor+exclusive
If you’ve beaten the game 12 times across Xbox 360, PS3, and Switch, and you just want to skip the grind on PC to experience the "Insane Mode" boss rush? An exclusive save editor is a godsend. Standard editors unlock the main roster