Shrek SuperSlam - Platform: XBox

All characters and levels:
--------------------------
Press L, R, B, X at the title screen.

All medals and trophies:
------------------------
Press R, L, Y, X at the title screen.

All story mode chapters:
------------------------
Press Y, X, R, B at the title screen.

All challenges:
---------------
Press Y(3), B(3), Y, X, B, X(3), Up, Down, Left, Right, L, R at the 
title screen.

Super Speed power-up:
---------------------
Press L(2), R(2), L, R, L, R, X, B, Y(2) at the title screen.

Pizza One:
----------
Press Up(2), Y(2), Right(2), B(2), Down(2), L, R, Left(2), X(2), L, R 
at the title screen.

Pizza Two:
----------
Press B(2), X(2), R(2), Left(2), L(2) at the title screen.

Pizza Three:
------------
Press Down(2), Right, B, Up, Y, Left, X, L(2) at the title screen.

Slammageddon:
-------------
Press Up(2), Down(2), Left, Right, Left, Right, Y, X(2), L, R at the 
title screen. 

Unlock Anthrax:
---------------
Complete Bonus 7 in Mega Challenge mode.

Unlock Captain Hook:
--------------------
Complete Tournament 25 in Mega Challenge mode.

Unlock Cyclops:
---------------
Complete Challenges 36, 37, 38, 39, and 40 in Mega Challenge mode.

Unlock Donkey:
--------------
Complete Tournament 7 in Mega Challenge mode.

Unlock G-nome:
--------------
Complete Challenges 11, 12, 13, 14, and 15 in Mega Challenge mode.

Unlock Huff N' Puff Wolf:
-------------------------
Complete Tournament 20 in Mega Challenge mode.

Unlock Humpty Dumpty:
---------------------
Complete Bonus 4 in Mega Challenge mode.

Unlock Luna:
------------
Complete Challenges 26, 27, 28, 29, and 30 in Mega Challenge mode.

Unlock Quasimodo:
-----------------
Complete Tournament 3 in Mega Challenge mode.

Unlock Robin Hood:
------------------
Complete Tournament 13 in Mega Challenge mode.