Books Sky of Stone Forest of Flames Sun of Shadows Dawn of Darkness Characters Protagonists Geb Iris Sedna Karzelek Antagonists Sabazios Khya Alastor Tanzanite Supporting Cast Zephyr Thorn Heimdall Amethyst Vully Sirsir Elysia Tribes Earth Tribe Fire Tribe Tribe of Sky Water Tribe Ore Tribe Lightning Tribe Ice Tribe Forest Tribe Other Groups Tribe of Light Shadows Impures Keepers Terrai Fuocith Aricel Acquois Lumeon Umbrath Aethill Locations