Lore & Mythology
15 entries in the Ninja Gaiden compendium.
SethA fan-created entity with no canonical basis in Ninja Gaiden.Demon WorldA shadowy dimension of eternal darkness where ancient demons plot the destruction of humanSerpent ClanA non-canon faction with no presence in the Ninja Gaiden universe.Forbidden ArtsA fabricated concept: the 'Forbidden Arts' have no place in Ninja Gaiden canon.Bloodline CurseAn ancient, hereditary darkness that threatens to consume the soul of every Ryu warrior.Kusanagi ClanThe last blade of the Kusanagi cuts through the world's darkest threats.ShadowlandsWhere shadow forgets it is only the absence of light, and hunger replaces memory.Hayabusa ClanOne falcon remains where a thousand once nested in the mountain's shadow.Kusanagi CurseA blade that grants godlike power, a bloodline that pays for it in silence.Kagero ClanWhere the shadow falls, the Kagero have already struck.Ninja WayThe blade protects; the Way decides when the blade must be sheathed.AkumaThe tide of hell made flesh, and the one blade that must cut it back.OniHorns, fangs, and fury—Oni are the night's teeth, and Ryu is the only blade sharp enough tKusanagi no TsurugiThe blade that cuts through legend itself.Shadowlands GateWhere the living world ends, the Shadowlands begins—and the Gate remembers every soul that
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