Invisibility Press Plus during game play. Then press Up, Down, Up. Down. The message "Enter cheat code" will appear at the top left. Then, press Up, Right, Left, Down, Down, Up at the cheat code prompt.
Secret Airplanes Have the game in the console at the Wii menu. As soon as you see the planes flying in the small box above, click the "Mail" button. If you look closely, there are planes in the gray area while the screen is changing.
Medals Complete the indicated task to unlock the corresponding medal in your Service Record.
Unlockable: | How to Unlock: | Bronze Stars | Complete a mission without dying. Note: A Sprint Recovery bonus is acquired with each Bronze Star earned. | Campaign Medal | Complete all levels in Campaign mode. | Marksman Award | Shoot a specific number of people in the head during a mission. | Oak Leaves | Earn any seven medals in Campaign mode. A Health Bonus is acquired with each Oak Leaf earned. | Silver Stars | Complete Campaign mode without dying. A Health Recovery bonus is acquired with each Silver Star earned. | Victory Medal | Unknown. | Weapon Expert | Use each available weapons during a mission. | Wings | Land in designated drop zones. | World War II | Earn all of the medals in Campaign mode. |
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