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Undersea
Player Characters in the Undersea
Almanac Entries
Campaigning in the Undersea
Maps
History
Undersea Personalities
Groups and Societies
Immortals and Churches
Races of the Undersea
Military
Items
Almanac Entries
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Geographic entry for the Twaelar, from the AC 1019 Almanac.
Geographic entry for the Twaelar, from the AC 1018 Almanac.
Geographic entry for the Twaelar, from the AC 1017 Almanac.
Campaigning in the Undersea
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Old Mariner’s bluff by Senarch from Threshold Magazine issue 32 dated 21 September 2023.
Hidden Empires of the Kopru by Matthew Tullius from Threshold Magazine issue 31 dated 1 July 2023.
An Aloysius Reef Gazetteer by Eliyah von Llaunas from Threshold Magazine issue 31 dated 1 July 2023.
Terrors of the Sea of Dread by Cab Davidson from Threshold Magazine issue 31 dated 1 July 2023.
So, you've swum to a Taymoran ruin... by Senarch from Threshold Magazine issue 31 dated 1 July 2023.
Sunken Taymora by Senarch from Threshold Magazine issue 31 dated 1 July 2023.
View of Undersea produced by Midjourney AI prompted by Senarch, from The Piazza posted 31 March 2023.
Undersea battlemap produced by Midjourney AI prompted by Senarch, from The Piazza posted 19 February 2023.
View of coral cities of the sea elves produced by Midjourney AI prompted by Senarch, from The Piazza posted 31 January 2023.
Views of Undersea : merrow home produced by Midjourney AI prompted by Senarch, from The Piazza posted 28 January 2023.
Views of Undersea : a triton fortress, a triton palace produced by Midjourney AI prompted by Senarch, from The Piazza posted 25 August 2022.
Mounts of the Undersea by Håvard, from The Piazza posted 8 April 2020.
The Undersea AC 1015 by Aaron Nowack, from the Mystara Mailing List posted 12 October 1999.
Maps
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Replica map of The Sea of Dread, 1 inch = 156 miles from PC3 by Thorfinn Tait, from the Atlas of Mystara current as of 19 January 2021.
Replica map of the Sea of Dread Submerged Lands, 8 miles per hex from PC3 by Thorfinn Tait, from the Atlas of Mystara current as of 16 January 2021.
Bathymetric contour map of the Known World and Sea of Dread by John Calvin, from The Piazza posted 2 September 2009.
History
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The Undersea Timeline by Aaron Nowack, last section updated 15 December 1999.
Colhador, timeline and fix by Geoff Gander, from the Mystara Mailing List posted 29 March 1998.
Races of the Undersea
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Views of Undersea devilfish: view 1, view 2, view 3 produced by Midjourney AI prompted by Senarch, from The Piazza posted 25 August 2022.
Adventures and Campaigns
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Against the Wizards: Undersea Laboratory of Aquan Archmage a 5th Edition adventure for 4 12th level characters by Not a Decepticon from Threshold Magazine issue 31 dated 1 July 2023.
Items
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Gnomish Submarine by Karl David Brown from Threshold Magazine issue 31 dated 1 July 2023.
Magical Bubbles of Undersea by WingofCoot from Threshold Magazine issue 31 dated 1 July 2023.
Magical Bubbles by WingofCoot, from The Piazza posted 28 January 2023.
Gnome Submarine by Karl David Brown from The Piazza posted 15 January 2023.