Like in the first Advance Wars, you can erase your save data by holding L+Right+Select before turning the game on.
Effect Code Erase Data L+Right+Select
Contributed By: avataboo.
At the Design Maps/Map or CO screen, highlight Map and hold A + L + R. The screen will go blank, then the Nintendo map will appear.
Contributed By: SpikeDragon.
Gold Menu Icons
To turn your menu icons from their regular colors into Sparkling Gold, do the tasks below for each icon.
Unlockable How to Unlock Gold Battle Maps Icon Buy everything from Hachi Gold Campaign Icon Beat all levels including secret ones in Normal Campaign Gold Design Room Icon Buy all CO Edits from Hachi Gold Link Icon This will automatically turn Gold after the other 5 have Gold Versus Icon Buy and play every map at least once (win or lose) Gold War Room Icon Buy and Beat every war room map with any grade
Contributed By: XxThunderxX.
Lab Map Locations
To gain Neotanks , you have to capture a specific city in a specific map to get the lab map, and then beat a hidden mission. You have to do this in each country.
Flak Attack: City north of your HQ, within range of your units starting positions.
Secret Level: Test of Time
Toy Box: South-Western most Neutral city, AKA: the one on the weird island.
Secret Level: Neotanks!?
Show Stopper: South-western most neutral city.
Secret Level: Sea of Hope
Sinking Feeling: Southernmost city on the western island
Secret Level: Danger X9
Unlockable How to Unlock Secret Level: Danger X9 To gain NeoTanks in Green Earth - Sinking Feeling: Capture Southernmost city on the western island Secret Level: Neotanks To gain NeoTanks in Blue Moon - Toy Box: Capture South-Western most Neutral city, AKA: the one on the weird island. Secret Level: Sea of Hope To gain NeoTanks in Yellow Comet - Show Stopper: South-western most Neutral city Secret Level: Test of Time To gain NeoTanks in Orange star - Flak Attack: capture city north of your HQ, within range of your units starting positions
Unlockable How to Unlock CO Adder Beat Campaign Mode once CO Colin Buy Grit or Olaf CO Drake Beat Green Earth Campaign CO Eagle Beat Green Earth Campaign CO Grit Beat Blue Moon Campaign CO Hachi Beat Hard Campaign Mode CO Hawke Beat Campaign Mode once CO Jess Buy Drake or Eagle CO Kanbei Beat Yellow Comet Campaign CO Lash Beat Campaign Mode once CO Nell Get an overall rank of A in Campaign Mode CO Olaf Beat Blue Moon Campaign CO Sensei Buy Kanbei or Sonja CO Sonja Beat Yellow Comet Campaign CO Sturm Get an overall rank of S in Campaign Mode
To unlock the Gallery, beat the Campaign. To unlock the all pictures, beat the Hard Campaign. The gallery is found in the Sound Room.
Unlockable How to Unlock Gallery Beat Hard Campaign
Contributed By: Super Yamcha.
Unlocking Hard Mode
Unlockable How to Unlock Hard Mode Beat the game on easy, then go to Hachi's store and buy Hard Mode for 1000 points. To play press Select when starting a new campaign.
Contributed By: CO Max.
Unlocking Sound Test
To unlock the soundtest, beat a normal campign with an any rank to purchase the soundtest. It costs 5000 points.
Unlockable How to Unlock Soundtest Beat normal campaign
Contributed By: Psycho13.
Design Mode Message
If you try putting a unit on illegal terrain placements 50 times in a row in Design Mode, it'll trigger a special message from Nell. She'll mock your efforts by saying, "You must really like doing that over and over again. Keep it up."
Forfeiting The Tutorial
With some planning and AI manipulation over several turns, it's possible to lose on the tutorial map by completely running out of fuel. If this happens, it'll trigger a special message in which Nell will scold Andy for goofing off and instruct him to forfeit.
Campaign mode - in-game hints
In campaign mode, if you are stuck on a level, just yield and the characters will give you hints on how to beat the level.
Contributed By: dementor110.
Easy Gold Multiplayer
An easy way to get the Gold Multiplayer tab is start any map and then immediatley yield. Repeat this for all levels. With 3 & 4 Player Maps, play as 2 or 3 people and yield for them all. It will count as a played and that much faster to get the Gold then playing them all.
Contributed By: Super Glitch.
Special Design Map
Go to ''Design Mode'' and click on ''Map''. Then hold the L and R buttons while it's loading. Once you get there, you should see a map with three Japenese letters on it made out of mountains that spell out Nintendo.
Contributed By: Firedemon4.
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You can submit a problem report for any non-working or fake code in the lists above.