HE COMETH NOT - a zalgo challenge
Retina, 35 bytes

T`̀-ͯ᪰-᫿᷀-᷿⃐-⃿︠-︯


Try it online!

Simply removes all characters in the ranges given in the challenge from the input. The code is super unreadable of course, but the code is conceptually no different from something like T`0-9A-Za-z which would delete all alphanumeric characters.