After Earth: United Ranger Corps Survival Manual is an illustrated manual that describes the After Earth universe from the history of the United Ranger Corps written by Robert Greenberger. It was published through Insight Editions LLC and released on May 21, 2013. The book also follows humanity's exodus from Earth, and the ongoing battle against the Skrel. It contains the secrets of ghosting, the mastery of the cutlass, a schematic of the Ranger base, a complete guide to the highly evolved animals of Earth, and a handwritten journal entry from Cypher Raige.
