Link: Fel Temp Reparatio
Constantius II AE follis. 351-355 AD. 24mm 6.34g D N CONSTANTIVS P F AVG, pearl-diademed, draped and cuirassed bust right / FEL TEMP REPARATIO, soldier spearing fallen horseman who is bare-headed, bearded, reaching backwards, Γ in left field. Mintmark ALEA. Cohen 46, LRBC 2836; RIC VIII Alexandria 72; Sear 18175.
Always loved the stylized reverse on this one.