Origin
Jared Nelson was one of many heroes who became members of the Anti-Registration Underground. It is unknown as to whether or not he was arrested by S.H.I.E.L.D. when they discovered the location of the Underground.
Creation
Quiblah was created by Paul Jenkins and Ramon Bachs, with his first (and only) appearance being in Civil War: Front Line #4 – Embedded, Part 4.