Gwen 10 (character) has been a stub for a while! This article will be deleted in 5/23/17 00:00:00. If you are the author of the page and do not wish for it to be deleted, please expand the page and remove this template.
Gwen 10 (Gwendolyn Tennyson) is the daugther of Ben and sister of Ken 10. She owns her own Ultimatrix.