https://www.pcgamer.com/build-your-own-humble-bundle-out-of-2k-games-like-bioshock-infinite-xcom-and-civilization-5/ > A bunch of excellent 2K-published games—including Bioshock Infinite, Borderlands 2 and Civilization 5—are 75% off on the Humble Store right now. But if you fancy more than one, you can build your own Humble Bundle out of them: the more you buy, the bigger the saving. > If you add three to your basket, you'll get them for 80% off. Four games is 83% off, and if you buy five you get a whopping 85% discount.