Fenris (comics)
Fenris (Andrea and Andreas von Strucker) are two fictional characters from the Marvel Comics universe, namely German twins Andrea and Andreas von Strucker. They are the children of supervillain Baron Wolfgang von Strucker of HYDRA and the half-brother of Werner von Strucker. Andrea is female, Andreas is male. They first appeared in Uncanny X-Men #194 (June 1985) as Andrea and Andreas and were first called Fenris in Uncanny X-Men #200 (Dec 1985). They were created by Chris Claremont and John Romita, Jr.
Fenris is also the name of the terrorist organization the two are head of, which is made up of armored soldiers based on technology developed by HYDRA.
Read more about Fenris (comics): Fictional Character Biography, Powers and Abilities, Bibliography