Originally Posted by This I Command!
Have you tried holding his arms under boiling water for a minute before you try to pull them out? That might soften the plastic enough to pop them out without breaking anything.
Also, pop the hand pulling from the ring like this:
Hands would look like this
Pull from the ring, it'll safer and easier this way. It'll make less stress on the peg running on the center of the ring avoiding chances of breaking it.
This also applies for lower arms and feet.