Unlock Everything

Go to the main menu and press X, Y, L+X, X, L, Z, R+Y

Get a CRF250R

After completing Career mode PRO 125 and moving on to select a new bike select a CRF450 complete the 250 mode with that bike, once you have finished the game you can play a 125 motocross track and when you choose a bike choose your cr450 and it will be a crf250 because it will be in a 125 mode.

Get Sal The Alien

In Fox Creek, follow the white barrels from rooftop to rooftop and then you should land on a rock that's like a bridge but don't stop, you need to carry your speed and then you'll make it to a cave and just follow the weird alien stuff till u get to a room with an alien ship and go to the room in the back with the alien in a tube and then it should say special trophy awarded or something like that and now you have Sal The Alien!

Easy Cash

In career mode , go to the "earn cash tutorials"
and start them, get to the "Now try it" part , and exit, you will get the money, and you can do it over and over again.

Dramatic entrance at Colorado Springs

When u start, go straight to the back of the arena and make a left. go up the steps and head down the walk way until u see an entrance on your left, take it and u will have made a dramatic entrance.

Combos and Experimentals

To do these tricks you must get huge air, press the buttons consecutively, and press them very quick.

Experimental Flip- A,Y,A
Experimental Olympian- A,B,Y
Cat Nac to Stalefish- B,B,Y
Saran Wrap to Nac Nac Lookback- Y,B,B
Stork to McMetz- A,B,X
Mulisha Indian to Helicopter- A,A,Y
Super Can to Shao-Lin Rodeo- B,Y,X
Bar Hop to Superman Indian- Y,Y,A
Cordova to 9 0'Clock Cat Nac- X,A,B
Mulisha Air to Heel Clicker- A,Y,Y

Extra Moves

1.A,A,Y-Superman to HeartAttack
2.Y,Y,X-(ExperimentalFlip)
3.Y,Y,A-BarHop to Superman
4.B,B,B-NacNac to a One Handed 9 0'clock NacNac
5.Y,Y,B-SaranWrap to NacNac LookBack

Experimental propeller

hold R and tap Y,Y,X!