Here is an unusual reverse type. It sold for 950 CHF in Leu 19
"Lot 3062. Maximianus, first reign, 286-305. Antoninianus (Bronze, 23 mm, 3.24 g, 6 h), Treveri, mid-end 293. MAXIMIANVS AVG Radiate and cuirassed bust of Maximianus to right. Rev. AVSPIC FEL / D / PTR Liberalitas standing front, head to left, holding counting-board in her right hand and caduceus in her left; at left, small figure, togate, standing right, raising his right arm. Cahn 59. Cohen 27. Estiot/Zanchi 29. RIC 471. Very rare and with a highly unusual reverse type. Minor deposits and with some areas of weakness, otherwise, nearly very fine."