This will teach you how to make class mutators into a regular multiskin
Step 1
Open Ravenfield and make sure the mod that has a class mutator is subscribed and enabled

Step 2
Enable the Mutator (Enabling it would show a check on the box at the bottom right
Step 3
Click the wrench on the bottom left

Step 4
After Clicking the Wrench You Should be able to see this

Step 5
Uncheck all the Varieties and Loadouts
Do the same to each class
Do the same to each class

After that it should be like this:

What should remain now is the class and skin
>DO NOT i say DO NOT uncheck them(the class and skin) as the multiskin will not work!<
By Gaflierd