There's a problem if I can't really tell the difference between petrified and healed Sena...
Author-san missed an opportunity to build the emotions of that scene. A fully petrified arm or leg woulda been doable.
I know the katakana probably ba-ru-zakku but I can't help read it as ball sack or ball sac.
Him being an old man, he probably was as scrony as a ballsac.