"Unknown" is a cooperative tile based exploration and resource management game set in a post-apocalyptic world. Each turn players use their action points to move their meeples, explore new tiles, gather resources, interact with environmental hazards and battle enemies in order to complete objectives. Players must complete objectives while keeping the base supplied with food. If players fail to keep the base supplied with food before completing all objectives, the game is lost. "Unknown" features a vast array of characters, hazards, enemies and objectives that are mixed together each game, providing a unique experience every time.