Terminal Reality's release the official Gameplay trailer for their take on AMC's The Walking Dead franchise, Survival Instinct. The trailer also reveals the pre-order bonuses offered by Gamestop and Amazon. Gamestop shall be offering a keychain molded in the shape of an ear, and will include the Herd Mode Challenge, which is basically a gameplay mode where by the user has to score points by decimating wave after wave of walkers. Amazon on the other hand will be offering The Walker Execution Pack which includes 5 special Melee weapons. The FPS will be hitting the Playstation 3, Xbox 360, and PC platforms on March the 19th and the WiiU platform on the 26th.