@Aho no Matey You know, you raise a good point. What are the limits here? If he can change shape, then theoretically he could instantly recover from all damage, right? If he becomes armor, can he effectively stop all attacks?
Spoiler!
Why does Mangabuddy block spellcheck in their comment text fields?
You made me create a browser add-on to fix it.
https://sh.nu/qamkeg