I had a LG Xenon, and if you call AT&T, they should give you the number required to unlock your phone when you put in a new Sim that isn't AT&T. Just say that you switched companies, or are going out of the country for a little, and they should give it to you.
I thought the port was an exact one of the PS2 version, though I do prefer to play in 2D instead of 3D, though occasionally, I switch to 3D for the hell of it. . -stole game from friend because I'm too poor to buy games atm but yeah...-