GameFAQs
Data, cheats, reviews, and a message board.
GamePro
Review, by Four-Eyed Dragon: "It's even great for just a quick fix of brainless destructiveness by yourself."
GameSpot
Review, by Greg Kasavin: "...if you like the premise of a bunch of crazy vehicles trying to blast each other to kingdom come, you'll be more than satisfied with the execution." [Score: 8.5 out of 10]
GameSpy PSP
Review, by Bryn Williams: "While Twisted Metal: Head-On isn't the most original, best-looking, or best-sounding game for the PSP, it's one of the most enjoyable in the gameplay stakes." [Score: 4 out of 5]
GamingMoz
Information, release dates, box art, and cheats.
PSX Extreme
Review, by Arnold Katayev: "It'll keep you entertained for hours and hours, and the multiplayer capabilities truly are an absolute blast." [Score: 8.8 out of 10]