Claw of the lion doesnt improve because you dont know hand to hand

c 'claw of the lion You are spending more time focusing on what to do with your hands, to even attempt to learn the nuances of claw of the lion! A twinge of pain accompanies the twisting of your hands into vicious claws! Might not be feasible technologically wise to do this easily. But just in case it is, I thought I'd point it out. You have to have your hands free to use this spell, but you cant learn from it if you have your hands free...