Standard editors can turn Insane Mode on, but the Exclusive version allows you to mark specific levels as complete in Insane Mode without playing them. This allows you to unlock the Gold Skull (which requires beating every level on Insane) in 30 seconds instead of 30 hours.
Most free editors only work on the Steam (PC) version. The Exclusive version often comes bundled with a save file decrypter that allows you to export your Xbox Game Pass or Nintendo Switch save, edit it on your PC, and re-inject it. This is a massive technical leap that standard editors cannot legally or technically replicate. castle+crashers+save+editor+exclusive
Disclaimer: The Behemoth does not officially endorse save editors. Use at your own risk. Standard editors can turn Insane Mode on, but
If you want the real exclusive experience: Avoid: YouTube videos with titles like "100% WORKING
Avoid: YouTube videos with titles like "100% WORKING SECRET EDITOR NO PASSWORD 2025." These are almost always scams.