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Rules assistance for Warhammer 40,000: Index – Chaos
Plain-language explanations of turns, card effects and disputed situations, with official source references and saved question history.
- 2–12 players
- 120–180 min
- 12+
- Complexity 4.0/5
Rules assistant for Warhammer 40,000: Index – Chaos
What would you like to know?
Answers come from the official rulebook, with the page to check.
Warhammer 40,000: Index – Chaos is an expansion for Warhammer 40,000 (Eighth Edition) released in 2017 for 2–12 players, 120–180 minutes per game, and ages 12 and up. Its main mechanics are Variable Player Powers, Dice Rolling, and Point to Point Movement.
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About the game
Description from the publisher: One of five books covering the range of Citadel miniatures used to play games of Warhammer 40,000, Index: Chaos is an essential purchase for those wanting to play games of Warhammer 40,000, packed with updated rules and complete points values for Chaos Space Marines, Chaos Daemons and Renegade Knights armies. It includes 113 datasheets spread across those armies, with an overview of each. Updated abilities, psychic powers, wargear, weapon profiles and points values allow you to field your collection in games of Warhammer 40,000. There’s also a blank army roster and detachment roster, which you are free to photocopy and use when building a Battle-forged army in Matched Play games. Covered in the 128-page softback book: Heretic Astartes An overview of the Chaos Space Marines, featuring the organisation of a typical Chaos warband; A Heretic Astartes army list, with explanations of the Legion and Mark of Chaos keywords, the Dark Hereticus psychic discipline, Abilities and Chaos Icons; 47 datasheets for Chaos Space Marines miniatures. World Eaters An overview of the World Eaters; A World Eaters army list, including the Servants of Khorne and Berserker Horde Abilities; 2 datasheets for World Eaters miniatures. Thousand Sons An overview of the Thousand Sons; A Thousand Sons army list, with Servants of Tzeentch and Legacy of the Rubricae Abilities; 6 datasheets for Thousand Sons miniatures. Death Guard An overview of the Death Guard; A Death Guard army list, including the Contagion psychic discipline, and the Servants of Nurgle and Lords of the Plague Host Abilities; 7 datasheets for Death Guard. Emperor's Children An overview of the Emperor's Children; An Emperor's Children army list, including Servants of Slaanesh and Masters of Kakophoni Abilities and 2 datasheets for Emperor's Children. Chaos Daemons An overview of the Chaos Daemons, including the hierarchy of the various types of Daemon; Chaos Daemons army list including Nurgle, Slaanesh and Tzeentch psychic disciplines, Daemonic, Unstoppable Ferocity, Ephemeral Form, Disgustingly Resilient and Quicksilver Swiftness Abilities, and rules for summoning Daemons. Daemons of Khorne An overview of the Daemons of Khorne; 13 datasheets for Daemons of Khorne miniatures. Daemons of Tzeentch An overview of the Daemons of Tzeentch; 12 datasheets for Daemons of Tzeentch miniatures. Daemons of Nurgle An overview of the Daemons of Nurgle; 7 datasheets for Daemons of Nurgle miniatures. Daemons of Slaanesh An overview of the Daemons of Slaanesh; 12 datasheets for Daemons of Slaanesh miniatures. Chaos Daemons An overview of the Chaos Daemons; 4 datasheets for Chaos Daemons miniatures. Questor Traitoris An overview of the Renegade Knights; A datasheet for using your Renegade Knight miniature. Chaos Bastions An overview of the Chaos Bastions; 1 datasheet for using your Chaos Bastion.
Publishers
- Games Workshop Ltd.
Questions and answers
Warhammer 40,000: Index – Chaos supports 2–12 players according to the catalogue. This range comes from the publisher’s listed player count, so the game can be set up for any group size within it. Some setups, rules and scoring details may still vary by player count, so check your edition’s rulebook for the exact configuration.
The listed playing time for Warhammer 40,000: Index – Chaos is 120–180 minutes. This is the publisher’s estimate for a full game. The actual duration depends on the group, the player count and familiarity with the rules: first sessions usually run longer, while experienced groups often finish faster. Setup and teaching time are not included in this estimate.
The catalogue lists Warhammer 40,000: Index – Chaos for ages 12 and up. This is the publisher’s recommendation and reflects reading demands, rule complexity and small components rather than theme alone. Younger players can often join with help from an adult, so check the age guidance on your edition and consider your group’s experience with board games.
Warhammer 40,000: Index – Chaos has a complexity rating of 4.0 out of 5 from BoardGameGeek players, which makes it a heavy game. The rating reflects how much rules knowledge, planning and decision-making a typical game demands. Expect a longer first teach for heavier games, and use a preparation guide before game night.
Warhammer 40,000: Index – Chaos belongs to these categories: Wargame, Miniatures, and Science Fiction. Its main mechanics are Variable Player Powers, Dice Rolling, and Point to Point Movement. Categories describe the theme and setting of a game, while mechanics describe what players actually do on their turns. Each mechanic links to a catalogue hub with similar games, which helps when you want something comparable.
The catalogue lists Warhammer 40,000: Index – Chaos as an expansion for Warhammer 40,000 (Eighth Edition). Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Warhammer 40,000 (Eighth Edition) to use it. Check that your edition of Warhammer 40,000 (Eighth Edition) is compatible, as some expansions were revised between editions.