With some assistance, it is easy to switch bodies at will.
This is not to say that he hasn't switched bodies with a human.
One story I heard was that they switched bodies after a car wreck.
The entire time she refuses to switch bodies with Miranda.
From that moment the two of them had switched bodies.
They had switched bodies and he was working with this reality's Doom.
The boy claims that he is actually an adult - his son has used magic to cause the two of them to switch bodies.
"But that doesn't explain how they switched bodies," Travis pointed out.
I should have switched bodies with the dog, I thought.
They switch minds and bodies all the time and live on.