Cheapest i could find this game.
HMV - £14.99
The Hut - £15.73
Zavvi - £15.95
Argos - £17.99
Play - £18.75
Gameplay - £22.99
New Installment of Terminator Mythology: Set two years prior to the upcoming Terminator Salvation film, players will get the opportunity to be John Connor for the first time and continue the epic fiction of the Terminator mythology
Unrelenting Intelligent Robotic Enemies: Unrelenting and incredibly resilient iconic enemies from the Terminator franchise fight to the bitter end on land and in the sky. Designed to pursue the player by any means necessary, damaged or broken enemies will literally claw their way forward to inflict harm
Advanced Destructible Cover Gameplay: Terminator Salvation The Videogame will incorporate advanced cover mechanics which allows players to use the destructible environment as protection and strategically navigate through enemy entrenched territory. The cover mechanic's multi-faceted design changes the way "cover" gameplay is executed
Diverse Array of Advanced Weaponry: The player has access to a wide array of weapons including shotguns, fully automatic machine guns, huge mounted weaponry, grenades, rocket-launchers and even a plasma firing Skynet tank
Rugged Armored Vehicles Gun Fights: Pursue, attack, or evade enemies through post-apocalyptic environments on foot or inside rugged armored vehicles in extremely kinetic and extensive cinematic gun battles.