Gaia is a red-violet Makai Armor that specializes in great sword combat. Whoever wields this armor will take the title of the Gaia the Stronghold Knight/The Knight of Defense Gaia (堅陣騎士・ガイア, Kenjin Kishi Gaia). The armor belonged to Rafael Banderas; before he sacrificed himself to protect his successor, Prince Alfonso San Valiante in GARO: The Carved Seal of Flames.