"In a time of ancient gods, warlords and kings, a land in turmoil cried out for a hero. She was Xena - a mighty princess, forged in the heat of battle. The power... the passion... the danger... . Her courage will change the world."
On page 201 - was Sudarsana Chakra. The book doesn't mention the size, but who's to say how big Krishna's finger is? He could be larger than a mere human.