GameFAQs - Founded in 1995, GameFAQs has over 40,000 video game FAQs, Guides and Walkthroughs, over 250,000 cheat codes, and over 100,000 reviews, all submitted by our users to help you.
Game Critic - Game Critic - your free, fun + social game review aggregator by pwntechnics.
Nerdburglars - Gaming tools and game play management tools to assist gamers in their progression in video games.
Cheatbook DataBase - CheatBook DataBase 2012 - The encyclopedia of game cheats.