Sinister Institute
BGG rank
BGG #21,135
BGG rating
6.7

Sinister Institute

2025

Rules assistance for Sinister Institute

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

  • 2–4 players
  • 45–60 min
  • 10+
  • Complexity 1.0/5

For 2 players

Rules assistant for Sinister Institute

What would you like to know?

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

Sinister Institute is a board game released in 2025 for 2–4 players, 45–60 minutes per game, and ages 10 and up. It was designed by Phil Walker-Harding and its main mechanics are Variable Player Powers, Square Grid, and Grid Movement.

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About the game

Building a teenage-full wizardry college in the middle of a cursed swamp didn't seem a bad idea, somehow. At least, not until the Evil Sorcerer showed up with his little minions, craving total annihilation and with no teachers to defend you in sight! Take on the mission and defeat the Evil Sorcerer by collecting and destroying the pieces of his cursed soul to save your beloved school and get the teachers to give you an A++ in the subject "Dealing with Ancient Evils." In Sinister Institute, players will work co-operatively to complete Rituals in order to defeat the Evil Sorcerer. You’ll explore the School and the Swamp that surrounds it, by flipping the tiles and moving on them, and collect the Items you’ll find scattered around this world. Each Ritual is worth a certain amount of points and, once completed, you score it by reducing the health of the Evil Sorcerer on the Points board. Bring the health of the Evil Sorcerer down to zero before the Story deck runs out or all the Minions are placed to win the game! —description from the publisher

Questions and answers

Sinister Institute supports 2–4 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.