Silver and Sable Fen are vixen sisters and childhood friends of Jenni Graves. Silver has the appearance of an arctic fox with blue eyes and wears a gray sweater with a bulletproof vest and gray pants. Sable has a red fox appearance with purple eyes. She wears a blue shirt, dark blue pants, black shoes, and a black bulletproof vest.
As children, Silver and Sable went to school with Jenni Graves and were best friends with her until her parents died. Feeling sad for Jenni, the two decided to help figure out who was responsible. The Fen sisters had an elder brother named Archer who was a sniper and was partners with Jenni's cousin Blake. After Blake's death, Archer upholds his friend's veterans with PTSD organization. Silver and Sable later become members of the Graves Gang.
