GOG offers downloads of the Indie Platformers Bundle for Windows, Mac, and Linux for $9.71. That's $45 under the lowest price we could find for these games sold separately elsewhere. It includes Spelunky and Trine: Enchanted Edition for Windows, Dust: An Elysian Tale for Windows and Mac, and Trine 2: Complete Story for Windows, Mac, and Linux. Deal ends April 19.