here is a rare type that was just auctioned
Maximianus
A.D. 286- 305
22mm 3.9gm
IMP MAXIMIANVS P F AVG; Radiate, draped and cuirassed bust right.
VIRTVS AVGG; Hercules standing right in the Garden of the Hesperides, holding club, lion skin and apples; serpent-entwined tree to right.
In ex. XXIT
RIC VI Ticinum 568