TimeShift Cheats for Xbox 360
If you want to be able to choose a level to play without having to play through the game to get to it then at the 'Pause' menu press X, B, B, Y, A, R, LB, Y.
To use Krone in Multiplayer mode you must first go to the 'Options' menu and 'Multi-Player'. Select 'Model' and press 'Left' once on the directional pad so Krone is highlighted. Then press Y and type RXYMCPENCJ
When battling Dr. Krone's sentinel use the Pulse Gun to destroy one of his guns. He will retaliate by firing a barrage of artillery at you which you can escape by going to the far right corner and facing the wall so you are looking up at him and then jumping up onto the platform and running into the corner. This can be done to avoid all three of his barrages.
To be able to enter this cheat, first go to the options menu, then select multiplayer, then select "Model." Press left once to highlight Krone, then press Y and type in this cheat to unlock the Character.
Unlock Krone for multiplayer- RXYMCPENCJ
Happy gaming =)