Last week on "Agents of S.H.I.E.L.D.," Leo Fitz (Iain de Caestecker) and Grant Ward (Brett Dalton) were sent on a mission to recover Hydra's greatest weapon on the mysterious blue planet. Fitz was reluctant to go, but with Simmon's life in the hands of Gideon Malick, he had no choice.

READ: "Agents of S.H.I.E.L.D." Recap - Hydra's Master Plan Revealed

Fitz has hated Ward ever since Ward dropped Fitz and Simmons out of the Bus in the season one finale. That near-death experience left Fitz with severe brain damage and almost killed the love of his life, Jemma Simmons (Elizabeth Henstridge.) With such intense animosity building up, Ward and Fitz come to blows in the clip below.

The "Agents of S.H.I.E.L.D." winter finale airs Tuesday December 8, at 9/8C on ABC.