. "Graviton (Yost Universe)"@en . . . "Franklin Hall"@en . "Controls Gravity"@en . . . . "Franklin Hall was a S.H.I.E.L.D. scientist before an accident turned him into Graviton."@en . "Franklin Hall was a S.H.I.E.L.D. scientist before an accident turned him into Graviton."@en . . . . "Graviton"@en . "Graviton"@en .