
- BGG rank
- BGG #6,196
- BGG rating
- 7.4
Cereal Killer
- 2–3 players
- 10–15 min
- Complexity 1.7/5
- 2025

2023
Rules assistance for One Card: Cereal Killer
Plain-language explanations of turns, card effects and disputed situations, with official source references and saved question history.
For 2 players

What would you like to know?
Answers come from the official rulebook, with the page to check.
One Card: Cereal Killer is a board game released in 2023 for 2 players, 10–15 minutes per game, and ages 14 and up. It was designed by Julián Tunni and its main mechanics are Variable Player Powers, Grid Movement, and Deduction.
A murderer will take victims in a city while trying to remain hidden from a streetwise Detective. Feel the tension increase and let the deduction work in this tiny hidden movement game packed in a single card! Cereal Killer plays in 10-15 minutes, and takes the players to a tiny city where crime and mystery creeps in every corner. One player goes as the Killer, and his goal is to take six victims while secretly moving along the streets. The other player is a detective who will test his deduction skills to track the trace of the criminal, interrogate witnesses to get key information to arrest him before the week ends. —description from the designer Un asesino serial cobrará sus víctimas en la ciudad intentando permanecer oculto de un detective perspicaz. ¡Siente cómo aumenta la tensión y deja trabajar a la deducción en este juego de movimiento oculto reducido en una sola carta! Cereal Killer se juega en 10-15 minutos y transporta a dos jugadores a una pequeña ciudad donde el crimen y el misterio se esconden en cada esquina. Un jugador es el Asesino, y su objetivo es cobrarse seis víctimas mientras recorre en secreto las calles. El otro jugador es un detective que pondrá a prueba sus habilidades de deducción para seguir el rastro del criminal, interrogando testigos para obtener pistas claves y así poder arrestarlo. ¿Podrá ponerle fin a los asesinatos antes de que sea demasiado tarde? —description from the designer (Spanish)
One Card: Cereal Killer 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 One Card: Cereal Killer is 10–15 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 One Card: Cereal Killer for ages 14 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.
One Card: Cereal Killer has a complexity rating of 2.4 out of 5 from BoardGameGeek players, which makes it a medium-light 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.
One Card: Cereal Killer belongs to these categories: Deduction and Murder / Mystery. Its main mechanics are Variable Player Powers, Grid Movement, and Deduction. 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 credited designers of One Card: Cereal Killer are: Julián Tunni. These credits come from the published game data and name the people responsible for the game’s design, not its illustrators or publishers. Designer pages on MeepleRules collect other titles by the same designers, which helps when you enjoy a game and want to find similar ones.
The catalogue lists One Card: Cereal Killer as a base game. It can be played on its own with the components in the box and does not require any other title. Expansions, if any exist, add new content or rules on top of it and are listed separately in the catalogue with a link back to this base game.