Aion TYPE-α (Alpha) (アイオーンTYPE-α,Aioon Taipu Arupha) is one of the Aion (神機) models, finalized versions of the Gordias Tactical Archaisms developed by the Thirteen Factories in the Trails Universe. First debuted in Ao no Kiseki, it is constructed by Dr. F. Novartis when the Ouroboros society collaborates with President Dieter.