
- BGG rank
- BGG #2,422
- BGG rating
- 7.6
Altar Quest
- 1–4 players
- 30–90 min
- Complexity 3.4/5
- 2020

Expansion for Warhammer Underworlds: Nightvault
2018
Rules assistance for Warhammer Underworlds: Nightvault – Steelheart’s Champions
Plain-language explanations of turns, card effects and disputed situations, with official source references and saved question history.

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Answers come from the official rulebook, with the page to check.
Warhammer Underworlds: Nightvault – Steelheart’s Champions is an expansion for Warhammer Underworlds: Nightvault released in 2018 for 2 players, 30–60 minutes per game, and ages 12 and up. Its main mechanics are Variable Player Powers, Hand Management, and Dice Rolling.
The warriors under the command of Liberator-Prime Severin Steelheart were part of a detachment sent to investigate potential cures for the curse that robs them of their humanity with each reforging. Disaster befell them, however, and now they are trapped, separated from their kin, with only the whispers of the dead to guide them home... Introduce Steelheart’s Champions – a Stormcast Eternals warband previously available in the Warhammer Underworlds: Shadespire boxed game – to your games of Warhammer Underworlds: Nightvault and take advantage of new and different ways to play – whatever warband you use – with this set of miniatures and cards. It includes 3 Stormcast Eternals miniatures and a deck of 60 cards, 31 of which are universal to be used by any and every warband – add these cards to your arsenal and build your perfect deck. Included: 3 Easy to Build, blue-coloured plastic Stormcast Eternals miniatures: Severin Steelheart, Obryn the Bold, Angharad Brightshield; 60 unique cards for use in games of Warhammer Underworlds: Nightvault, broken down as follows: 9 objective cards for Steelheart’s Champions; 10 upgrade cards for Steelheart’s Champions; 10 ploys for Steelheart’s Champions; 11 universal objectives, for use with any Warhammer Underworlds warband; 10 universal upgrades, for use with any Warhammer Underworlds warband; 10 universal ploys, for use with any Warhammer Underworlds warband. —description from the publisher
Warhammer Underworlds: Nightvault – Steelheart’s Champions supports 2 players according to the catalogue. This is the publisher’s listed player count, so the game is designed for exactly that number of participants. Variants for other group sizes, if any, are described in the rulebook of your edition, so check it before setting up a different configuration.
The listed playing time for Warhammer Underworlds: Nightvault – Steelheart’s Champions is 30–60 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 Underworlds: Nightvault – Steelheart’s Champions 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 Underworlds: Nightvault – Steelheart’s Champions has a complexity rating of 3.0 out of 5 from BoardGameGeek players, which makes it a medium-weight 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 Underworlds: Nightvault – Steelheart’s Champions belongs to these categories: Card Game, Fantasy, and Fighting. Its main mechanics are Variable Player Powers, Hand Management, and Dice Rolling. 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 Underworlds: Nightvault – Steelheart’s Champions as an expansion for Warhammer Underworlds: Nightvault. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Warhammer Underworlds: Nightvault to use it. Check that your edition of Warhammer Underworlds: Nightvault is compatible, as some expansions were revised between editions.