Board Thread:Speculation House/@comment-25574297-20141024020130/@comment-88.162.37.150-20150330220538

Meh you are all wrong, she's obviously Port's parallel dimension cousin, he wears red and she wears red and has a fascination for Grimms (the mask) like he does. She must have been warned by Optimus Prime that her uncle had the hots for Yang and asked Chell (Portal) to send her to the train in order to secure the blondie for the future mariage, during travel she must have had the time to learn swordmanship under Samurai Jack's teachings and created her weapon with the help of Dexter.

My headcannon anyway. :D