Collector's Edition contents:
Resistance: Retribution game art - 4 concept art postcards (see image below) included in the box
Exclusive Resistance: Retribution theme for your PSP system, available to download FREE from PlayStation Store using the enclosed PlayStation Network promotion code
Game - A third-person action-adventure game created specifically for PSP that bridges "Resistance: Fall of Man" and "Resistance 2."
Storyline - Dramatic storyline set against the battle to retake the European continent, follows a single soldier's grim determination to avenge his fallen brother.
Engine - Utilises Bend Studio's third generation PSP engine that allows for more enemies on screen, more detailed characters with higher resolution bitmaps and specular highlights, and a memory buffer system that allows for larger and more detailed worlds.
Revolutionary Targeting System - Advanced third-person targeting system designed specifically for the PSP.
Portability - Liberal checkpoint system makes the title ideal for small bursts of gameplay perfect for the on-the-go gamer.
Weaponry - Weapons include favourites from "Resistance: Fall of Man" like the Auger, Carbine, and LAARK, as well as new weapons based on hybrid Alien/Human technology - including the BM001 Razor and the Longbow 1S-1K "One Shot, One Kill" sniper rifle.
Enemies - Over 10 different types of enemies, including Chimera from "Resistance 2" and "Resistance: Fall of Man" - including the Titan, Slipskull, Hybrids and Leapers - and all new enemies like the Hag and Cloven.
Multiplayer - Intense eight-player multiplayer gameplay with five game modes including Team Deathmatch, Capture the Flag, Containment and Assimilation available via ad-hoc and infrastructure.
Resistance Franchise - Web based franchise that ties into the Resistance franchise web portal..