Fiendish Codex I: Hordes of the Abyss, released in 2006, is a sourcebook for Dungeons & Dragons 3.5.

Content[edit | edit source]

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Development[edit | edit source]

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Reception and influence[edit | edit source]

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External links[edit | edit source]

References[edit | edit source]


Dungeons & Dragons 3.5
Core rules
Player's HandbookDungeon Master's GuideMonster ManualDungeons & Dragons Basic Game
Supplements
Book of Exalted DeedsCityscapeComplete AdventurerComplete ArcaneComplete ChampionComplete DivineComplete MageComplete PsionicComplete ScoundrelComplete WarriorDraconomiconDragon MagicDrow of the UnderdarkDungeon Master's Guide IIDungeonscapeElder EvilsExpanded Psionics HandbookFiendish Codex I: Hordes of the AbyssFiendish Codex II: Tyrants of the Nine HellsFrostburnHeroes of BattleHeroes of HorrorLibris MortisLords of MadnessMagic Item CompendiumMagic of IncarnumMiniatures HandbookMonster Manual IIIMonster Manual IVMonster Manual VPlanar HandbookPlayer's Handbook IIRaces of DestinyRaces of the DragonRaces of StoneRaces of the WildSandstormSpell CompendiumStormwrackTome of BattleTome of MagicUnearthed ArcanaWeapons of Legacy
Adventures
Expedition to Castle RavenloftExpedition to the Demonweb PitsExpedition to the Ruins of GreyhawkFantastic Locations: Dragondown GrottoRed Hand of Doom
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