Betrayal at Calth

Betrayal at Calth is a tabletop strategy game set in a sci-fi universe, where players assume the roles of Space Marines from the Ultramarines Legion. The game begins with all players collaborating to defend a human colony during a major battle. However, partway through, one player is secretly revealed as a traitor aligned with the enemy, working against the group. The goal shifts to either surviving and completing objectives or uncovering the traitor. The game combines tactical combat, storytelling, and social deduction, creating a dynamic experience of strategy, suspicion, and teamwork in a richly detailed, futuristic setting.