- I Strahd
- I, Strahd
- I, Strahd
- I, Strahd: The War Against Azalin
- I, Tyrant
- I.S.C.V: Leander
- I.S.C.V.: King Richard
- I.S.P.M.V.: Fenris
- I.S.P.M.V.: Tethys
- Ice Dragon, The
- Ice Dragon, The
- Ice Elves
- Icebergs
- Iceman Returneth, The
- Icewind Dale Trilogy Collector's Edition, The
- Icewind Dale Trilogy, The
- Ident-A-Kit Set 1: Fingerprints
- IISS Ship Files
- Illegal Aliens
- [[ Illhiedrin Book, The | Illhiedrin Book, The ]]
- [[ Illithiad, The | Illithiad, The ]]
- [[ Illusionists | Illusionists ]]
- [[ Imbalance of Power | Imbalance of Power ]]
- [[ Imliv River Valley, The | Imliv River Valley, The ]]
- [[ Immortal Game | Immortal Game ]]
- [[ Immortal Storm, The | Immortal Storm, The ]]
- [[ Imperial Crisis: House Devon in Turmoil | Imperial Crisis: House Devon in Turmoil ]]
- [[ Imperial Form 1 | Imperial Form 1 ]]
- [[ Imperial Sourcebook | Imperial Sourcebook ]]
- [[ In Hot Pursuit | In Hot Pursuit ]]
- [[ In Search of Adventure | In Search of Adventure ]]
- [[ In Search of Dragons | In Search of Dragons ]]
- [[ In Search of Kelandor's Gold | In Search of Kelandor's Gold ]]
- [[ In Search of New Gods | In Search of New Gods ]]
- [[ In Search of the Unknown | In Search of the Unknown ]]
- [[ In Search of the Unknown | In Search of the Unknown ]]
- [[ In Sylvan Shadows | In Sylvan Shadows ]]
- [[ In Sylvan Shadows | In Sylvan Shadows ]]
- [[ In the Abyss | In the Abyss ]]
- [[ In the Cage: A Guide to Sigil | In the Cage: A Guide to Sigil ]]
- [[ In the Dungeon of the Slave Lords | In the Dungeon of the Slave Lords ]]
- [[ In the Labyrinth | In the Labyrinth ]]
- [[ In the Musical Vein | In the Musical Vein ]]
- [[ In the Phantom's Wake | In the Phantom's Wake ]]
- [[ In the Service of Saena Sephar | In the Service of Saena Sephar ]]
- [[ Incantations | Incantations ]]
- [[ Incedus III | Incedus III ]]
- [[ Incident at Exile | Incident at Exile ]]
- [[ Independence Day | Independence Day ]]
- [[ Index & Adventure: Volume 2 | Index & Adventure: Volume 2 ]]
- [[ Indiana Jones and the Temple of Doom | Indiana Jones and the Temple of Doom ]]
- [[ Indiana Jones Role Playing Game | Indiana Jones Role Playing Game ]]
- [[ Infernax of Spells, Necromancy, and Black Magic, The | Infernax of Spells, Necromancy, and Black Magic, The ]]
- [[ Inferno | Inferno ]]
- [[ Infinity | Infinity ]]
- [[ Inheritance Refill Pack, The | Inheritance Refill Pack, The ]]
- [[ Inheritance, The | Inheritance, The ]]
- [[ Inner City | Inner City ]]
- [[ Inner City Cash Expansion Set | Inner City Cash Expansion Set ]]
- [[ Inner Planes, The | Inner Planes, The ]]
- [[ Inner Worlds | Inner Worlds ]]
- [[ Inside Ravens Bluff, The Living City | Inside Ravens Bluff, The Living City ]]
- [[ Instant Bad Guys | Instant Bad Guys ]]
- [[ Insurgents of the Inner Planes | Insurgents of the Inner Planes ]]
- [[ Interactive Atlas | Interactive Atlas ]]
- [[ Interstellar Trade Ledger | Interstellar Trade Ledger ]]
- [[ Into China | Into China ]]
- [[ Into the Bloodhood: The Guilding of Bounty Hunters in Manhunter | Into the Bloodhood: The Guilding of Bounty Hunters in Manhunter ]]
- [[ Into the Maelstrom | Into the Maelstrom ]]
- [[ Into the Ruins | Into the Ruins ]]
- [[ Into the Troll Realms | Into the Troll Realms ]]
- [[ Into the Void | Into the Void ]]
- [[ Introduction to AD&D Audio CD Game | Introduction to AD&D Audio CD Game ]]
- [[ Introduction to the Alternity Adventure Game | Introduction to the Alternity Adventure Game ]]
- [[ Invaders from Below | Invaders from Below ]]
- [[ Invasion | Invasion ]]
- [[ Invasion U.S. | Invasion U.S. ]]
- [[ Invasion U.S. | Invasion U.S. ]]
- [[ Invasions: Target Earth | Invasions: Target Earth ]]
- [[ Investigation of Hydell, The | Investigation of Hydell, The ]]
- [[ Invid invasion, The | Invid invasion, The ]]
- [[ Invisible Rival | Invisible Rival ]]
- [[ Irda, The | Irda, The ]]
- [[ Iron Throne, The | Iron Throne, The ]]
- [[ Iron Wind, The | Iron Wind, The ]]
- [[ Iron Wind, The | Iron Wind, The ]]
- [[ Ironhedge Complete Game | Ironhedge Complete Game ]]
- [[ Ironhedge Complete Game | Ironhedge Complete Game ]]
- [[ Ironhedge Manifesto | Ironhedge Manifesto ]]
- [[ Ironhedge Manifesto | Ironhedge Manifesto ]]
- [[ Ironhedge Manifesto | Ironhedge Manifesto ]]
- [[ Ironhedge Manifesto | Ironhedge Manifesto ]]
- [[ Ironhedge Manifesto | Ironhedge Manifesto ]]
- [[ Ironhelm | Ironhelm ]]
- [[ Ironhoof Highlands | Ironhoof Highlands ]]
- [[ Isengard oan Northern Gondor | Isengard oan Northern Gondor ]]
- [[ Isis Coordinates, The | Isis Coordinates, The ]]
- [[ Island at the Edge of the World | Island at the Edge of the World ]]
- [[ Island Book I | Island Book I ]]
- [[ Island Campaign | Island Campaign ]]
- [[ Island of Doctor Apocalypse, The | Island of Doctor Apocalypse, The ]]
- [[ Island of Dr. Destroyer, The | Island of Dr. Destroyer, The ]]
- [[ Island of the Lizard King | Island of the Lizard King ]]
- [[ Island of the Lizard King | Island of the Lizard King ]]
- [[ Islands of Terror | Islands of Terror ]]
- [[ Islands of the Oracle | Islands of the Oracle ]]
- [[ Isle of Darksmoke, Part I, The | Isle of Darksmoke, Part I, The ]]
- [[ Isle of Dread | Isle of Dread ]]
- [[ Isle of Dread | Isle of Dread ]]
- [[ Isle of Dread | Isle of Dread ]]
- [[ Isle of Illusion | Isle of Illusion ]]
- [[ Isle of the Ape | Isle of the Ape ]]
- [[ Isle of the Dead | Isle of the Dead ]]
- [[ It Came From the Late, Late, Late Show | It Came From the Late, Late, Late Show ]]
- [[ It Came From the Late, Late, Late Show | It Came From the Late, Late, Late Show ]]
- [[ It Came From the Late, Late, Late Show II | It Came From the Late, Late, Late Show II ]]
- [[ It Came From the Late, Late, Late Show II | It Came From the Late, Late, Late Show II ]]
- [[ It Came From the Late, Late, Late Show III | It Came From the Late, Late, Late Show III ]]
- [[ Iuz the Evil | Iuz the Evil ]]
- [[ Ivinia Map | Ivinia Map ]]
- [[ Ivinia Regional Module | Ivinia Regional Module ]]
- [[ Ivory Triangle, The | Ivory Triangle, The ]]
- [[ Iytean Menace, The | Iytean Menace, The ]]
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