Plunge into the depths of the psyche with Expansion Set 2, featuring Pandora’s Box and the Philosopher’s Kit. This set adds 24 new archetypes and 16 depth cards that explore the shadow side of human nature and the timeless wisdom of ancient thought. Confront your inner demons and engage with life’s biggest questions, for a game experience that’s darker, deeper, and more revealing than ever.

Know Thyself is a groundbreaking 2–4 player game that sparks the kind of raw, authentic connection rarely found in everyday life. Through a unique social mechanic and a stunningly designed set of archetype and depth cards, players explore personality from every angle — both through their own lens and the perspectives of others. The Standard Edition includes everything you need to unlock meaningful conversation, emotional insight, and unforgettable shared experiences.

The fully expanded edition includes one copy of Know Thyself Standard Edition, plus all four expansions — Zodiac, Enneagram, Pandora’s Box, and the Philosopher’s Kit — containing every archetype created for the game. This is the complete Know Thyself experience.