There is a new character in the game called Lauren she is unlocked by: Going to world curcuit and play as Marsial and get all her outfits and Boards and master all her tricks and get all gold medals on every race and after that go to characters they will say you have unlocked Lauren she can do all the characters tricks and 15 uber tricks and a new track will be unlocked
called Hell Master and it's in a volcano and it's 100,000,000 km

It's easy for me and hard for you!