here's a neat coin that references two Roman legions
Philip I
A.D. 247- 248
26x27mm 10.9g
IMP M IVL PHILIPPVS AVG; laureate and draped bust right.
PROVINCIA DACIA; Dacia standing left, holding sword (?) and standards of legions V (with eagle) and XIII (with lion).
In ex. AN•II•
AMNG I 9; Varbanov 6 var.