Mockingbird

Bobbi Morse, known in the field as Mockingbird, is a S.H.I.E.L.D. agent who briefly leads a splinter faction distrustful of Coulson's secrecy before rejoining the fold. She leaves the agency with fellow agent Lance Hunter after the third season. Read more →

First turns up in Agents of S.H.I.E.L.D. (Season 2).