Cards Against Umanity website is operated by cardsagainsthumanity.com, a mid-size Games retailer in the country. Currently we are providing 8 offers and 1 free shipping. In general, the WebbyPlanet community publishes 6 new Cards Against Umanity coupon codes or deals each month, with discounts that range from 20% to 70% off. This page was last updated on May 14, 2020. Never miss a great Cards Against Umanity promo code or online coupon and save money on your Play Card purchase by using deals on this page.