All books

Everything is free, no sign-up needed. The class books, the Arsenal, Holds of the World, Shadow Officers, Lone Operative, the Card Sets, the Game Master’s Book, the campaign, the Grey Files, The Other Services, the Registry, Random Files and Nordlicht 1977 require the Core Rulebook. The illustrations are AI-generated.

Getting started

Quickstart: O.D.I.N. in One EveningThe shortest way in: the setting, the short rules, four ready-made agents with filled-in personnel files and the mission “The House by the Reservoir”. No other book needed.
38 pages · PDF · 6.3 MB

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Core Rulebook, Second EditionThe complete game: dice system, character creation, six classes, 30 subclasses, 63 skills, powers, spells, equipment and advancement.
89 pages · PDF · 5.5 MB

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Character sheets, all classesThree pages per class in the design of the personnel file, with dice pools, class tree and service record. The character generator fills them in for you.
19 pages · PDF · 1.4 MB

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For players

Class Book AgentThe Shadows of O.D.I.N., from Evelyn Marsh's letters to the Betrayal. Plus the False Bottom, rules for shadowing and shaking off a tail, and legends from the Legends Office.
70 pages · PDF · 4.4 MB

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Class Book ScientistThe Institute under the mountain near Bern and Wendland's laboratory book. Prototypes with maturity and malfunctions, the Experimental Setup and five disciplines from Biochemist to Cyberneticist.
71 pages · PDF · 8.6 MB

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Class Book PsionThe Choir, from the Night of Solberg to the Cascade. With the Overload Branch in the class tree, new powers and a chapter devoted to the helmet.
70 pages · PDF · 7.5 MB

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Class Book ThaumaturgeEveryone who serves in the Collegium is issued a numbered crystal. Five schools from Alchemist to Invoker, plus the Seal, new spells and a chapter on damaged crystals.
72 pages · PDF · 8.0 MB

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Class Book SoldierThe Hammer, told with extracts from Ashgrove's notebook, from Kiruna to Wales 1971. Five units from Stormbreaker to Techno-Stormtrooper, each with an example character, plus manoeuvres and an arsenal that grows with you.
71 pages · PDF · 5.1 MB

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Class Book InvestigatorIt starts in the cellar, with File Zero. Five subclasses from Profiler to Paranormal Detective, plus threads, open cases and the Wall that grows with every operation.
71 pages · PDF · 8.3 MB

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Arsenal: The Equipment Book201 new items from the service pistol to the snowmobile, plus the black market, special ammunition, modifications and the workshop of the Holds.
51 pages · PDF · 3.5 MB

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Shadow Officers: The High Ranks of O.D.I.N.From Senior Agent via Veteran to Shadow Officer: promotion as a scene, eight new major powers, ten school spells, each class’s path into the high ranks, a cell of one’s own, requisitioning artefacts and the endgame. With six older agents. For players and Game Masters.
80 pages · PDF · 4.4 MB

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Lone Operative: Alone in the FieldO.D.I.N. without a Game Master: an oracle that answers with white and coloured dice, files and scenes alone, pressure and file colour, clues and revelation, people and your own handler, combat alone and a campaign alone. With the solo operation “Operation Last Trail”, oracle card and log sheet. For everyone.
61 pages · PDF · 4.4 MB

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For the GM

Game Master’s BookFor Game Masters only. The whole truth, chronicle, Threat Atlas, artefacts, building files, running campaigns.
136 pages · PDF · 9.0 MB

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Game Master’s ScreenTests, combat, horror, strain, the prices of the classes: everything needed at the table.
9 pages · PDF · 7.1 MB

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The Registry: Beings and Apparitions105 beings from nine origins on index cards, as O.D.I.N.’s Registry keeps them: signature, what the file says, what is true, stats, subtypes, cover-up and hooks. With registers, encounter tables and a blank index card. For Game Masters only.
390 pages · PDF · 19.5 MB

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The Other Services: Opponents for the Game MasterSixteen dossiers on the rivals and opponents of O.D.I.N., from Asklepios to Grey Meridian, each with leaders, stats, bases and a plan that grows if no one stops it. For Game Masters only.
91 pages · PDF · 4.4 MB

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Holds of the World: The Bases of O.D.I.N.Nine holds from London to Cusco, each with history, cover, floor plan, people, equipment, customs and mission hooks, plus archives, relays and travel in fourteen regions. For players and Game Masters.
70 pages · PDF · 6.2 MB

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Random Files: Tables for the Game MasterA complete file in ten rolls, plus places, people, clues, the unexplained, horror and everything that happens in the Hold between missions. With a file sheet to copy. For Game Masters only.
60 pages · PDF · 2.4 MB

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Campaigns and adventures

Hop-tu-Naa: An Operation for HalloweenA one-evening operation: Halloween on the Isle of Man, a child who has not grown in seven years, and a boy behind a waterfall. Played with the four agents from the Quickstart.
29 pages · PDF · 5.2 MB

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Foreign Bodies: Twelve Missions against the AlienA campaign in twelve missions, February to August 2026, from the Emsland to Antwerp: star stones, Germlings, mercenaries and a crashed pilot. The prequel to The Door. For Game Masters only.
46 pages · PDF · 7.1 MB

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The Door: Campaign24 missions in four acts, three pointers, four endings. For Game Masters only.
46 pages · PDF · 3.7 MB

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The Door: HandoutsFiles, letters, radio messages and photos to print out for the campaign.
30 pages · PDF · 4.9 MB

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Nordlicht 1977: A Campaign for the Game MasterThe founding campaign: the first O.D.I.N. team from 1947 to the Night of Nordlicht on 14 February 1977. Thirteen missions in four Sections, plus era rules, the succession system and twelve pencil maps. For Game Masters only.
187 pages · PDF · 11.0 MB

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Nordlicht 1977: Handouts57 telexes, letters, reports, photos and maps to print for the campaign.
54 pages · PDF · 8.4 MB

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Grey Files: Eight Missions for the Game MasterEight ready-made missions for one long evening each, from Hamburg to Brussels, each with five nodes, a confrontation, opponents and a pencil map. For Game Masters only.
79 pages · PDF · 6.4 MB

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Grey Files: Handouts24 newspaper articles, letters, reports and photos to print out for the eight files.
26 pages · PDF · 3.6 MB

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Maps and game aids

The Map Room: Maps and Floor Plans160 maps on 175 sheets, drawn in pencil on squared paper: for almost every operation in the series the floor plan, the site plan or the route, plus 60 template maps for home-made files. Tabletop files for Foundry VTT and Owlbear Rodeo. For Game Masters only.
200 pages · PDF · 22.4 MB

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Card Sets and Game Aids: Print Sheets for the Table100 cards for psi powers and spells, 288 equipment cards, case folders in the four file colours with forms and blank handout templates. Poker size, nine cards per A4 sheet, with backs and crop marks, plus an illustrated guide to gluing them onto poker cards. For everyone.
106 pages · PDF · 3.8 MB

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