Toughest FNF mods?

What do you think is the toughest Friday Night Funkin’ mod? How can I get access to some really tricky hacks.

The toughest mod I’ve encountered in Friday Night Funkin' is "VS. Matt," which is known for its extreme challenge. If you’re looking for really tricky hacks, https://fridaynightfunkin-fnf.com is the site to visit, where you can download or play them directly in your browser without any hassle.