We have 20 cheats and tips on PSP. If you have any cheats or tips for The 3rd Birthday please send them in here. You can also ask your question on our The 3rd Birthday Questions & Answers page.
Each time you complete the game you will gain an extra DNA Board up to a maximum of 5 boards.
To get the following costumes in the US version of the game you must complete the corresponding task.
Unlock Lightning Custom:
Complete 57 total feats from Hard, Deadly, and Insane difficulty combined.
Unlock OD Suit:
Complete the game 5 times.
Complete the following tasks to unlock the corresponding assist for purchase.
Free Cross Fire:
Beat the game in any mode (costs 10,000 BP).
High Regen:
Beat the game in any mode (costs 10,000 BP).
Countless Ammo:
Beat the game 10 times in any mode.
Make sure Aya is wearing a totally torn costume after mission 3 but before the next mission where Aya meets the Japanese scientist. Go downstairs and turn right into the bathroom and press X. Aya will say '...' and the shower scene will start. You do not need a game completion and you can get it in the first time playthrough.
Clear the game twice to unlock an additional ending scene after the credits.
Complete the game twice in any mode to unlock the music files.
Complete the game 30 times. This must include at least twice in Easy, Normal, Hard, Deadly, and Genocide modes before the 30th playthrough. If you have already completed the game more than 30 times the Lightning Custom and Blaze Edge will become unlocked when you complete the game under the difficulty level that you have not yet completed twice. This can be done with 'Cheat Codes' enabled.
To do this start a New Game+ mode game. Then to unlock both cheats at no cost use your BP to unlock them and then reload the same New Game+ mode saved game without saving first. When you do this the game will resume with your original amount of BP and the cheats will remain unlocked.
Complete the game to unlock this feature which allows you to unlock up to two cheats at the 'Cheat' menu by spending the indicated amount of BP. When you restart the new game plus file you will retain your original BP and your unlocked cheats will remain unlocked.
Unlock Deadly Mode:
Beat the game in Hard mode.
Unlock Genocide Mode:
Beat the game in Deadly mode.
When you complete the following tasks the corresponding alternate costume will become available.
Unlock Apron Dress:
Complete the game under the Easy difficulty.
Unlock China Dress:
Complete the game under the Normal difficulty.
Unlock Swim Wear:
Complete the game under the Hard difficulty.
Unlock Knight Armour:
Complete the game under the Deadly difficulty.
Unlock Titanium Bunny:
Complete the game under the Genocide difficulty.
Unlock OD Suit:
Complete the game and have at least one stamp on the Square-Enix Member site.
Unlock Business Suit:
Complete the game (the costume is in the left hand locker room in the CTI B..
This feature becomes available when you complete the game on any difficulty setting with no cheat codes enabled and with the outfit you want with a 'AAA' score.
Unlock M249:
Beat the game in any mode.
Unlock Mk.46 Mode:
Beat the game in Normal mode.
Unlock M240B:
Beat the game twice in Hard mode.
In Episode 6 when you are fighting Hyde Bohr (demi-human form) let him kill Aya. This will trigger a short cinematic and after it ends Aya will have assistance from Thelonious, Kyle, Gabriel, and Blank. Overdive to ALL four of them to receive one to four Evolved DNA. Pause gameplay by pressing 'Start' and then select 'Ascend' to return to base. This process can be repeated as many times as you want and will also work using the 'Case Training' option.
Complete the game under the Hard or better difficulty setting to view an extra scene after the credits.
The shower scene in the 'Video Log' menu becomes available when you complete the game 50 times. Then when you view the scene in the Video Log 10 times you will be able to change the camera angle to her back.
Complete the game twice in any mode to unlock the music files.
Complete the game to unlock this option which allows you to view ALL of the videos.
If you mangae to complete the game wearing only one costume from the first to the last episode you will be able to view it damaged.
Each time you complete a mission, if your outfit is damaged, you can go to a shower and get the scene. In the CTI building, it is the middle of the three open showers in the left locker room, or you can use the one shower in Maeda's apartment if the story has progressed that far.