Advance Wars - Dual Strike - Platform: Nintendo DS

Hidden map:
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Hold L and R when selecting Map Design mode to display a map with 
terrain that spells "Advance Wars". Also, there are two groups of 
buildings at the bottom of the hidden map. The orange buildings 
make the orange star symbol, while the blue buildings make the blue 
moon symbol.

Bonus COs:
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Adder (costs 1,000 points)  - Win mission 26 in normal campaign mode. 
Candle (costs 3,500 points) - Win mission 26 in normal campaign mode. 
Chakka (costs 3,500 points) - Win mission 26 in normal campaign mode. 
Flak (costs 1,000 points)   - Win mission 26 in normal campaign mode. 
Grimm (costs 1,000 points)  - Win mission 20 in normal campaign mode. 
Hachi (costs 2,000 points)  - Complete normal campaign mode with an overall "S" rank. 
Hawke (costs 1,000 points)  - Win mission 26 in normal campaign mode. 
Javier (costs 1,000 points) - Win mission 20 in normal campaign mode. 
Juggler (costs 3,000 points)- Win mission 26 in normal campaign mode. 
Kindle (costs 3,500 points) - Win mission 26 in normal campaign mode. 
Koal (costs 3,500 points)   - Win mission 26 in normal campaign mode. 
Lash (costs 1,000 points)   - Win mission 26 in normal campaign mode. 
Sturm (costs 5,000 points ) - Unlock all other COs, their color edits, and 
                              earn all 300 medals. 
Nell (costs 2,000 points)   - Complete normal campaign mode with an overall "A" rank. 
Sasha (costs 600 points)    - Win mission 20 in normal campaign mode . 
Von Bolt                    - Complete hard campaign mode. 
Zipo (costs 3,000 points)   - Win mission 26 in normal campaign mode.