1942: Joint Strike

Unlock Red and Black Shinden:
Finish the game under the Wing King difficulty level.
Go to the plane selection screen, then highlight the Shinden and
press Y to get a red and black Shinden with maximum power.


Achievements:
Complete the following achievements to award the indicated amount
of Xbox Live Gamerscore points.

Wingman (15 gamerscore points):
Unlocked by finishing 3 levels of the game while playing Co-Op.

Tiger (30 gamerscore points):
Unlocked by collecting 30 medals.

Shooter (30 gamerscore points):
Unlocked by finishing the game with over 200,000 points.

Shinden Striker (7 gamerscore points):
Unlocked by finishing the game with the Shinden.

Sharpshooter (10 gamerscore points):
Unlocked by getting a 90% or better accuracy rating.

Padlocked (25 gamerscore points):
Unlocked by beating all of the bosses with an S ranking in one play-through.

Mosquito Wing (7 gamerscore points):
Unlocked by finishing the game with the Mosquito.

Lightning Rod (6 gamerscore points):
Unlocked by finishing the game with the Lightning.

Fangs Out (10 gamerscore points):
Unlocked by beating all of the bosses with an A ranking in one play-through.

Concerted Combat (10 gamerscore points):
Unlocked by beating 30 enemies using a Joint Strike.

Combat Ace (40 gamerscore points):
Unlocked by finishing the game with over 2,000,000 points.

Blitz (10 gamerscore points):
Unlocked by finishing the game on the Wing King difficulty level.