|url=<!--https://-->marketplace.dndbeyond.com/category/quests-from-the-infinite-staircase?pid=SRC-00138

** {{5ed|Zargon }} the Returner}}

|creature=Aarakocra, Aboleth, Acolyte, Air Elemental, Adult Black Dragon, Android, Android Aerialist, Android Diplomat, Android Diver, Android Duelist, Android Medic, Android Sentry, Animated Armor, Ankheg, Archdruid, Archfey, Archmage, Aspect of Baphomet, Assassin, Aurumvorax, Aurumvorax Baby, Aurumvorax Den Leader, Awakened Shrub, Awakened Tree, Badger, Bandit, Bandit Captian, Banshee, Barkburr, Barlgura, Basilisk, Bat, Bearded Devil, Behir, Black Bear, Black Pudding, Blue Slaad, Boar, Brown Bear, Bugbear, Bulette, Bunnyoid, Camel, Carrion Crawler, Cave Cricket, Cave Moray, Centaur, Champion of Gorm, Champion of Madarua, Champion of Usamigaras, Chasme, Chimera, Chuul, Clay Golem, Cloaker, Combat Robot, Commoner, Cult Fanatic, Cultist, Dao, Deep Lacedon, Derro, Derro Apprentice, Derro Raider, Deva, Dew Drinker, Dire Wolf, Displacer Beast, DopplegangerDoppelganger, Draft Horse, Druid, Dryad, Duergar, Gas Spore, Duodrone, Dust Mephit, Dwarf, Earth Elemental, Efreeti, Elf, Elk, Empyrean, Fire Giant, Flameskull, Fomorian, Froghemoth, Froghemoth Elder, Galeb Duhr, Gargoyle, Gas Spore, Gelatinous Cube, Genie, Ghast, Ghost, Ghoul, Giant Badger, Giant Bat, Giant Beaver, Giant Beetle, Giant Bull, Giant Centipede, Giant Constrictor Snake, Giant Eagle, Giant Fire Beetle, Giant Frog, Giant Goat, Giant Lizard, Giant Otter, Giant Poisonous Snake, Giant Rat, Giant Spider, Giant Toad, Giant Weasel, Gibbering Mouther, Gibberling, Githyanki Knight, Githyanki Warrior, Gladiator, Gnome, Gorgon, Goristro, Gray Slaad, Green Slime, Grell, Grick, Griffon, Guard, Guardian of Gorm, Gynosphinx, Helmed Horror, Hezrou, Hill Giant, Hobgoblin, Hobgoblin Warlord, Hook Horror, Horrid Plant, Human, Imp, Intellect Devourer, Invisible Stalker, Jackalwere, Knight, Leprechaun, Lich, Mage, Mage of Usamigaras, Mammoth, Marid, Maschin-i-Bozorg, Mastiff, Memory Web, Merrow, Mimic, Mind Flayer, Minotaur, Mummy, Mummy Lord, Mud Elemental, Myconid Sovereign, Nalfeshnee, Noble, Noble Genie, Ochre Jelly, Ogre, Owlbear, Pech, Phase Spider, Pixie, Poisonous Snake, Poltergeist, Priest, Purple Blossom, Rhinoceros, Riding Horse, Robot, Roper, Rust Monster, Saber-Toothed Tiger, Satyr, Scout, Shadow, Shadow Hound, Shadow Raven, Shambling Mound, Shrieker, Sion, Skeleton, Snapper Saw, Spectator, Specter, Sprite, Spy, Stirge, Stone Giant, Stone Golem, Svirfneblin, Swarm of Bats, Swarm of Gibberlings, Swarm of Insects, Swarm of Poisonous Snakes, Swarm of Quippers, Swarm of Spiders, Swarm of Wasps, Thri-kreen, Thri-kreen Psionicist, Treant, Tridrone, Tower Hand, Tower Sage, Troglodyte, Troll, Tyrannosaurus Rex, Umber Hulk, Unicorn, Unseen Servant, Vampire, Vampire Lord, Vana, Vegepygmy, Vegepygmy Moldmaker, Vegepygmy Scavenger, Vegepygmy Thorny Hunter, Veteran, Warrior of Madarua, Water Elemental, Water Weird, Weasel, Wererat, Wight, Will-o'-Wisp, Wolf, Wolf-in-Sheep's-Clothing, Worker Robot, Wraith, Wyvern, Xorn, Young Blue Dragon, Young Bronze Dragon, Young Red Dragon, Young Red Shadow Dragon, Zombie, <!--

-->Adavalis, Alendria, Amun Sa, Aphelion, Argus Velon, Artha, Atfez, Auriga, Avri, Bannik Vorl, Baphomet, Belial, Berta, Berythrach, Brunnick, Caerwyn, Calumnus, Captain Mainwaring, Cateline, Cellia, Chana, Chossos, Cipolla, Darius, Demetrius, Derwyth, Diirinka, Drelnza, Durn, Fierna, Flenas, Fossus, The Gardener, Gnarlroot, Gorguth, Gorm, Gorvis, Graz’zt, Grisdelfawr, Hadley, Hamish Parth, Heraq, Iaseda, Iggwilv, Imbert, Isabela Folcarae, Ivo, Juliana, June, Jurgen, Kanadius, Kari, Kasdu'ul, Kashem, Kastrith, King Alendria, Koll, Kordan, Kren, Laira Na’Gwaylar, Laogzed, Layleen, Liss, Lludd, Lurg, Madarua, March of Bissel, Nafas, Nafik, Namaia, Nerwyn, Nova, Oakley, Ogrémoch, Orlando, Pachi, Pandora, Persella, Piyarz, Porphura, Porro, Prit, Procan, Queen Zanobis, Saleen Glimmershade, Senenura, Shalfey, Shaydun, ZyzkatholSilverlily, Sion, Sonna, Stargleam, Therisina, Uma, Usamigaras, Vella, Vinz, Vuuthramis, Wally, Weenly, Wenly, Xanim, Yvra, Zamuel, Zargon the Returner

|creature=Ankheg, Banshee, Black Pudding, Carrion Crawler, Champion of Gorm, Champion of Madarua, Champion of Usamigaras, Commoner, Cult Fanatic, Cultist, Dire Wolf, DopplegangerDoppelganger, Duergar, Dwarf, Gargoyle, Gelatinous Cube, Ghost, Ghoul, Giant Centipede, Giant Constrictor Snake, Giant Fire Beetle, Giant Lizard, Giant Rat, Guard, Gibbering Mouther, Guardian of Gorm, Hobgoblin, Hobgoblin Warlord, Jackalwere, Mage of Usamigaras, Mimic, Mind Flayer, Mummy, Myconid Sovereign, Ochre Jelly, Ogre, Owlbear, Pixie, Poisonous Snake, Priest, Rust Monster, Shadow, Skeleton, Stirge, Swarm of Insects, Swarm of Poisonous Snakes, Swarm of Wasps, Vana, Warrior of Madarua, Wererat, Wight, Zombie, <!--individuals-->Alendria, Artha, Auriga, Chana, Darius, Demetrius, Gorm, Kanadius, Kastrith, King Alendria, Madarua, Nafas, Pandora, Queen Zanobis, Therisina, Usamigaras, Wally, Weenly, Wenly, Zargon the Returner

Original {{Pub|Publication:Pharaoh}} (1980)

|creature=Acolyte, Air Elemental, Bandit, Bandit Captian, Banshee, Bulette, Black Pudding, Camel, Carrion Crawler, Cloaker, Commoner, DopplegangerDoppelganger, Draft Horse, Dust Mephit, Earth Elemental, Efreeti, Flameskull, Ghast, Ghost, Ghoul, Giant Spider, Gnome, Grick, Gynosphinx, Human, Invisible Stalker, Knight, Mage, Mimic, Minotaur, Mummy, Mummy Lord, Ochre Jelly, Phase Spider, Scout, Shadow, Water Weird, Wight, Wraith, Wyvern, <!--individuals-->Atfez, Amun Sa, Cateline, Iaseda, Imbert, Kordan, Nafas, Nafik, Pachi, Prit, Senenura, Uma

|creature=Aboleth, Android, Android Aerialist, Android Diplomat, Android Duelist, Android Medic, Android Sentry, Aurumvorax, Aurumvorax Baby, Aurumvorax Den Leader, Awakened Shrub, Badger, Barkburr, Blue Slaad, Bunnyoid, Cloaker, Combat Robot, Dew Drinker, Displacer Beast, DopplegangerDoppelganger, Froghemoth, Froghemoth Elder, Fomorian, Gas Spore, Giant Constrictor Snake, Giant Toad, Gibberling, Githyanki Knight, Githyanki Warrior, Gray Slaad, Grell, Horrid Plant, Intellect Devourer, Mind Flayer, Nalfeshnee, Noble, Phase Spider, Purple Blossom, Robot, Roper, Shambling Mound, Shrieker, Snaper Snapper Saw, Swarm of Gibberlings, Swarm of Insects, Swarm of Quippers, Swarm of Spiders, Thri-kreen, Thri-kreen Psionicist, Tyrannosaurus Rex, Umber Hulk, Vegepygmy, Vegepygmy Moldmaker, Vegepygmy Scavenger, Vegepygmy Thorny Hunter, Weasel, Will-o'-Wisp, Wolf-in-Sheep's-Clothing, Worker Robot, <!--individuals-->Aphelion, NfasNafas, Nova, Oakley