The Last Emperor is a historical power metal concept album covering several events and figures from the first Crusades and the People's crusades, including Pope Urban II, Godfrey of Bouillon, Alexios I Komnenos, Raynald Porchet, and Bohemond I of Antioch. The album was recorded in 2017 and reamped, edited, and mixed by Carlos Alvarez of Dirty Viking Audio. The album was once again mastered by Brett Caldas-Lima of Tower Studio. Hansi Kursch of Blind Guardian appears for additional lead and backing vocals on the song 'Spiritual Treason'. David Brown of Chaos Frame returns once again for support with choir and backing vocals, as well as featuring on guest lead vocals on "Antioch", playing the part of the martyred knight Raynald Porchet.