Machina Arcana: Vivarium
BGG rating
8.8

Expansion for Machina Arcana

Machina Arcana: Vivarium

2026

Rules assistance for Machina Arcana: Vivarium

Plain-language explanations of turns, card effects and disputed situations, with official source references and saved question history.

  • 1–4 players
  • 30–240 min
  • 14+

Rules assistant for Machina Arcana: Vivarium

What would you like to know?

Answers come from the official rulebook, with the page to check.

Machina Arcana: Vivarium is an expansion for Machina Arcana released in 2026 for 1–4 players, 30–240 minutes per game, and ages 14 and up. It was designed by Juraj Bilich and its main mechanics are Dice Rolling, Grid Movement, and Storytelling.

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About the game

The Vivarium Expansion isn't just an add-on — it's a transformative evolution of Machina Arcana, deepening the horror and strategy in ways never seen before. Each Vivarium scenario weaves its own dark tale. The stories expand beyond the icy mountain, unveiling haunted ruins, forsaken domains, and realms lost in time and space. It incorporates new decks into your game to transform every session with immersive and unpredictable challenges. Every map tile now holds a surprise — encounters, evolving terrain, and environmental shifts — making each step into the unknown more immersive and unpredictable. A comic-book-inspired storytelling system replaces the traditional chapter structure, making the story more immersive, easier to follow, and filled with branching choices that shape your journey. New explorers, arcane relics, sinister events, and chilling encounters breathe fresh life into Machina Arcana, ensuring that every journey is shrouded in mystery and peril. Vivarium is fully compatible with all previous scenarios and editions of Machina Arcana. — Description from the publisher

Questions and answers

Machina Arcana: Vivarium supports 1–4 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.