checked-no =>All Stages: On the chapter selection screen, hold [L]+[R] and press Ux2 Dx2 Lx2 Rx2 X R X R X. =>Bonus Material: Complete the Oran stage to unlock several pieces of artwork. =>Invincibility: On the chapter selection screen, hold [L]+[R] and press (Y B X A)x2. =>Videos: Videos are unlocked as you progress through the game. * Operation Torch: Complete the Prologue. * Operation Husky: Complete chapter 5. * Operation Overlord: Complete chapter 8. * Finale: Complete chapter 13.