yea its pretty hard to find for some reason. but it does exist, played it at my mates place and its pretty amazing.
Amped 4 doesn't exist. The company that developed the Amped series was bought out and then closed by 2k games after Amped 3.
I wish Amped 4 existed. I went back through Amped 3 this weekend.
I have a word limit on my cynicism