[whswhs]

Originally Posted by PK

True, but there is a random mutation table in Pyramid #3/90: After the End that works with the existing mutations from GURPS After the End 1: Wastelanders and also adds several new ones.

I don't recall if I've seen that, but it sounds exactly the thing, at least as a model for how to create a table, even if the specific mutations aren't quite what's needed for a supers campaign.

Bill