Criti Noll

Criti Noll is a fictional alien spy featured in comic books published by Marvel Comics. Her first official appearance was in The Mighty Avengers #15 in August, 2008, but she has since been retroactively established as having made earlier appearances in the guise of a different character.

Biography
Criti Noll was a female member of the Skrull race. She was sent to Earth as a deep-cover spy and assumed the form of Hank Pym and took his place as a member of the New Avengers.

During the "Civil War" event, Criti Noll was part of the assembled heroes at the Baxter Building debating the merits of the pending Superhuman Registration Act.