The article is about the Montefortino-type helmet from the Nizhnesazonov Farm. For the first time, the article presents some archival documents regarding the circumstances and the context, in which the helmet was found. The results of the X-ray study are presented. The authors suggest that a similar helmet from Sergievskaya was a part of a trophy erected on the battlefield. The authors review the historical context of the erection of the trophy, associated with the victories of Pontus’s army during the Mithridatic Wars. For the first time, the article presents a rare helmet of Dahovskaya-Mezmai group, reworked from Montefortino-type helmet by a local armorer from the Western Caucasus. The helmet from the Nizhnesazonov Farm was found in the river water context and it may have been a... sacrificial offering, the same as votive deposits from Western and Central Europe.