To celebrate our Winter TV Preview, EW is bringing fans 25 Scoops in 25 Days.
Oswalt first appeared in season 1 as Eric Koenig, a S.H.I.E.L.D.
agent stationed at a secret base.

Credit: Kelsey McNeal/ABC
To note, Eric was murdered by Hydra sleeper agent Grant Ward (Brett Dalton).
Heres hoping Oswalt will be really busy when he returns!
Check out a first-look photo from Oswalts return:
Marvels Agents of S.H.I.E.L.D.airs Tuesdays at 10 p.m.

Eric McCandless/ABC