Forge It Anew
Three sword shards, then the smith, then a 3-segment undead ritual. RPS: Kingslayer drops at the Wealds camp. Imbued Sword of St. Mihai is the close. Hotfix 1.0.2 fixed the smith.
Scout Maragir Wealds Tower at night to mark the camp.
Source: Rock Paper Shotgun / GameSpot / Steam 1.0.2