Oh, crap, um, The Debt I and II probably, didn't know they called it Hadoken, thought it was just some super-power of the Taoists.

but then again, she did use that fancy shielding type stuff later when she was battling the undead daughter and son of Lao Ma. Green Dragon Beer, Drink It And You Will Be Marked For Life And Die The Death Of Orange Warriors... What's that called Carrot-Coated?