"Been," Donnie grunts, knowing no amount of massaging is going to make the pain ease up. "At least mutations are more or less instantaneous. But it still scientifically makes no sense!" He snorts, looking at his toes where his nails have started to get longer and sharper. Bones shouldn't...elongate and twist, or grow extra parts to them-

"Guuuuh I really need to stop trying to break down the process," he mutters, shuddering.