The Prima Official Game Guide for Sonic Unleashed on the Wii and PS2 features in-depth strategies and tips for players looking to navigate through the game successfully. With a focus on Sonic the Hedgehog, the guide covers various aspects of the game, including character profiles, level walkthroughs, and exclusive content. Sega and Nintendo PlayStation enthusiasts can rely on this comprehensive guide to help them conquer the challenges of Sonic Unleashed and fully immerse themselves in the world of the iconic blue hedgehog.