She should ask Ironwood to get her a prosthetic arm or something.
Or the other way around, but not by Ironwood himself, but an Atlas acquaintance who could help convince her. Depends on how and when Ruby conveys what truly happened during Yang's fight against Mercury to help clear her sister's name.
Joker.Hat said:
a prosthetic arm that can turn into knuckles w/c is also a bazooka that fires rockets that can turn into an apache helicopter w/c shoots laser
Hooooow about we just give her the Shell Bullet and call it a day?