Creation
Raina was originally created for Agents of S.H.I.E.L.D, although made her way into mainstream comics, modeled off her actress, Ruth Negga.
Major Story Arcs
Raina sat in a café as she heard the voice of Lineage inside her head. He told her, that she’s a Inhuman. It’s unknown if she went through the Terrigen Mists or not.
Other Media
Live Action
Marvel’s Agents of S.H.I.E.L.D
Raina is an inhuman played by Ruth Negga.
Games
Marvel Future Fight
Raina is a non-playable character in the game.