The First Battle at Scarleticia Castle (第一次スカーレティシア城攻略 Daiichiji Sukareteishia Shiro Kouryaku, First Scarleticia Castle Battle) was a battle in the Gate Rune War. It was fought between the Toran Liberation Army and the Scarlet Moon Imperial Army.
Immediately after the Liberation Army victory at the Battle at Fortress of Garan, Flik, overconfident in victory, had the army immediately march on Scarleticia Castle. There, the Liberation Army was decimated by the poisonous attributes of Milich Oppenheimer's Antoinette and were forces to retreat. The Imperial Army suffered zero casualties, making this battle an extremely damaging rout for the Liberation Army.