Mythus

Mythus may refer to:


 * Mythos, the underlying belief system of a society
 * "Mythus", the first and only published setting for the Dangerous Journeys role-playing game, created by Gary Gygax
 * The Mythus, an alternative, popular book title for Der Mythus des 20. Jahrhunderts (The Myth of the Twentieth Century) by Nazi author Alfred Rosenberg
 * Mythus, Aeon of Enigmata in Honkai: Star Rail