Portrayed by: Mark Durden 

  The Captain of the Shadow Hundred is the Head of Gwen ap Nuth's Army. He is fiercely loyal to the crown of the Underworld. An excellent tactician and a skilled swordsman. Often seen in the company of the Prince, Captain Thregen works tirelessly to protect the crown and his home. When Morgana's schemes are revealed. Gwen sends his most trusted man to take the Shadow Hundred out of the capital of Underworld to stage themselves in a secret location known only to Gwen ap Nuth and Captain Thregen.  Holding the Shadow Hundred apart Gwen ap Nuth makes a play that might save his game.

 Is it too little, too late or will all be lost?