Barristan Selmy was the captain of the King’s Guard under Robert Baratheon, was left in disgrace at the rule of Joffrey. He is considered one of the fiercest fighters in the land and has sworn his allegiance to Daenerys.
With Theon’s transformation, Asha, a fierce fighter and Theon’s sister, is now the heir-apparent to the Iron Island when their father, Balon Greyjoy, dies.
Arya Stark is the youngest daughter of Ned Stark. She’s an adventurer and a pretty good fighter in her own right. Since her father’s death and her escape from King’s Landing, she’s been wandering the country looking for her family and learning how to survive and kill.