Viper (Madame Hydra)

Viper (Ophelia Sarkissian), formerly known as Madame Hydra, is a supervillain appearing in American comic books published by Marvel Comics. Created by Jim Steranko, the character first appeared in Captain America #110 (February 1969). Viper is a foe of the Avengers and the X-Men, and a high-ranking member of Hydra.

Viper was featured in the 2013 film The Wolverine, played by Russian actress Svetlana Khodchenkova. A variation of the character was portrayed by Mallory Jansen in the fourth season of the Marvel Cinematic Universe television series Agents of S.H.I.E.L.D..

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 * Madame Hydra is a playable character in Marvel Superhero Adventures: Intergalactic Grand Prix, voiced by Kari Wahlgren.