https://arkeonews.net/a-princely-tomb-discovered-in-the-infrastructure-project-of-the-a7-ploiesti-buzau-highway-in-romania/
https://www.archaeology.org/news/11088-221221-romania-horse-warrior
Few details as yet, though it includes a horse.
One statement puts it 4th/5th century AD. The other 4th - 10th.