Classes in this category are considered to be "third-tier" or "master" classes (Japanese:最上級highest tier) in at least oneFire Emblem series game in which they appear. Featured in four games in the series—Fire Emblem Gaiden,Fire Emblem: Radiant Dawn,Fire Emblem Echoes: Shadows of Valentia, andFire Emblem: Three Houses—it is another level ofclass changing, in which conventionaladvanced classes can change class again to become even more powerful. InRadiant Dawn, these classes all possess automatic access tomastery skills.