Well even if he hadn't blocked that Martina wouldn't be fazed by a mere stone... She even slit the Emperor's neck alone
Stones are really dangerous, if you happen to get hit in the head with one go to the doctor, because a concussion is the best possibility in that situation.But yeah, she'd probably just catch it out of the air.
Well even if he hadn't blocked that Martina wouldn't be fazed by a mere stone... She even slit the Emperor's neck alone