Marvel vs. Capcom 2
Cheaper hidden fighters
Keep on exiting and entering the shop until you see the price of a particular fighter go down really low. Buy him/her then.
Max Payne
Cheat mode
Hold L+ R then quickly press White, Black, Black, White, White, Black when at the main menu. You'll be playing the game with full health, unlimited painkillers, all weapons, and unlimited ammunition. The game's other cheats have to be earned by finishing the game.
All Weapons
Finish the game and open up the rest of the difficulty settings to get the "All Weapons" cheat.
Level skip
When you're playing the game press start. Hold L and press Black(4), X(6), Y(3), Back. When at the main menu, go back and you'll hear a sound to confirm completion of a chapter.
Unlimited painkillers
When playing the game, press Start and enter White(2), Black, A, B, X, Y(3), R. You'll see +100 appear next to your health.
