Everylevel map for single playerandmultiplayer. Full creature list! ·Extensive PDA Appendix to guide you to the information you need to get through the game. ·Comprehensive walkthrough for all 27 levels—find the BFG early and destroy every boss with ease ·In-depth single-player maps, detailing every item, weapon, and enemy location on your route to Hell ·Killer tips and strategies for each multiplayer map ·Crucial stats and bios on all characters and enemies ·Extensive overviews and tips on every weapon and item ·Secrets and cheat codes, including storage cabinet combos ·Full appendix of all PDAs in the game, where to find them, and what they contain ·Thorough Marine basic training that will whip you into shape and make you a master fragger