Atrion Castle is a castle in the Northern Empire owned by Emperor Lucon of clan Osticos. The villages of Atrion and Masangara are bound to the castle.
| Territory of the Northern Empire |
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| Towns Amprela • Argoron • Diathma • Epicrotea • Myzea • Saneopa |
| Castles Ataconia Castle • Atrion Castle • Gaos Castle • Epinosa Castle Lochana Castle • Mecalovea Castle • Rhesos Castle • Syratos Castle • Varagos Castle |
| Villages Aeoria • Agalmon • Alatys • Alosea • Ataconia • Atrion • Avasinton • Boreagora • Crios • Dyopalis Epinosa • Enoisa • Gaos • Gymos • Hetania • Jeracos • Lochana • Marathea • Masangara Mecalovea • Nortanisa • Orthra • Pons • Potamis • Rhesos • Samatha • Stathymos • Syratos Tememos • Themys • Varagos • Vealos |