Trio is a card game where players look for three of a kind

In addition to the cards

Oxygen is running out

and 1 rule sheet

and they fit perfectly into the game's component tray

Obsession: Universal Rules Compendium Set Collection Trio is a card gameObsession: Universal Rules Compendium (2026) is the definitive rulebook for those who want complete control over everything related to Obsession. This collection serves as a complete reference work where basic rules, expansions, variants, and special cases have been woven together into a single clear and well structured book. For many gaming groups, it quickly becomes an indispensable companion at the game table. Instead of jumping between multiple