The First Regiment is an elite division of the Dwarven Black Guard, the primary police and military force of the Dwarven Realm. The First Regiment is active in Keldagrim, the Dwarven Realm's capital. The group is led by Colonel Grenda and consists of a number of standard soldiers, crossbowdwarves, and berserkers.
The First Regiment is referred to by name by Supreme Commander Bisi during the Forgiveness of a Chaos Dwarf quest. According to Bisi, the soldiers found in the Chaos Dwarf Battlefield beneath the Keldagrim south-west mine following the quest's completion are all members of the First Regiment.