"Adamantite" is one of Boldur's Skins in Battleborn
Reach Character Rank 11 with Boldur.
Boldur The Unbearable
Boldur Rock Crystal
Boldur Limonite
Boldur Adamantite
Boldur Groundskeeper Boldur
Boldur Granite
Boldur White Dwarf
Boldur Super Slayin'