Celts in Transylvania returned from the Balkan Peninsula and settled on the Pannonian Plain and in Transylvania. Helmets with reinforced crests are typically eastern Celtic and can be traced as they spread from the western margins of Taurisci territory at Mihovo, to be subsequently used by the Scordisci at Batina and throughout Transylvania (Apahida, Ciumeşti). A wheeled cauldron or "Kesselwagen", used as a crematory urn during the later Celtic Bronze Age ritual assemblage, was found at Orăştie, Romania. This one is notionally drawn by teams of water-birds. A coin type from Ciumesti shows a warrior wearing a wild boar crest on his helmet
Transylvania withdrew in 271 AD, it was overrun by a succession of various tribes, bringing it under the control of the Carpi, Visigoths, Huns, Gepids, Avars and Slavs. From 9th to 11th century Bulgarians ruled Transylvania. It is a subject of dispute whether elements of the mixed Daco–Roman population survived in Transylvania through the Post-classical Era (becoming the ancestors of modern Romanians) or the first Vlachs/Romanians appeared in the area in the 13th century after a northward migration from the Balkan Peninsula. There is an ongoing scholarly debate over the ethnicity of Transylvania's population before the Hungarian conquest (see Origin of