| Special Stage Scenario |
| Earn at least 35 or more skill points before the end of Scenario 42 to access the final stage of the game. |
| Code | Result |
| Earn at least 35 or more skill points before the end of Scenario 42 to access the final stage of the game. | Special Stage Scenario |
| Huckebein Mk.III R |
| Make sure Retzal has at least 35 kills by the end of stage 18. Make sure Leona, Bullet, Rio, Ryoto, Task and Kushua have a combined total of at least 185 levels by the end of stage 33. Get the skill point on stage 30. |
| Code | Result |
| Make sure Retzal has at least 35 kills by the end of stage 18. Make sure Leona, Bullet, Rio, Ryoto, Task and Kushua have a combined total of at least 185 levels by the end of stage 33. Get the skill point on stage 30. | Huckebein Mk.III R |
| Unlockables |
|
| Code | Result |
| Finish the Story Mode | Ex Hard Mode |
| Beat EX hard mode once | Special mode |
| Sound Test |
|
| Code | Result |
| After beating the game once, highlight "change BGM" while in the battle menu, and press down, up, left, right, l, r. | Sound Test |
| Weapons and Items |
|
| Code | Result |
| Bullet's kill counts is more than 45 before the end of chapter 14 and it's available before the beginning of chapter 17. | Shishioh Blade |
| Defeat all 3 bosses in chapter15. Note the Graterkin (upper position) must be defeated last. | Soul of Steel, Mark of Brave, High-tech AI,2nd Shishioh Blade, 2nd G impact |
| Before the end of chapter 33, both captain's levels are over 33. | 2nd Soul of Steel & 2nd Mark of Brave |
| Let Viletta kill all the enemies in chapter 6 except Seolla, Yuuki, and Carla. It'll appear on Viletta's MkII-R in Chapter 15 | Gravition Launcher |
| Don't use Daigenguard to kill any enemy in chapter 30. (But Gungrest Type 3 can) | G impact stick & New Chaguramu Shooter |
| Let Arado kill all the initially placed enemies in Chaper 16 within 4 turns, and it'll be available after the chapter. | Boost Hammer |
| Secret Robots |
|
| Code | Result |
| Make sure Kai has at least 55 kills and is level 33 before the end of stage 33. | Gespenst Mk.II S |
| On stage 19, make sure Arad destroys at least 4 Gespensts before moving him next to Zeora. Make sure he has at least 55 kills before stage 24. | Wild Wuerger L |
| On stage 27, make sure Mai gets at least 5 kills with the Wild Wuerger L. | Keeping the Wild Wuerger L |
| Lamia's Secret Robots |
| For both of these, make sure Lamia moves onto the square Echidna retreated on during stage 10/13 (depending on which path you took) and that she has a total of 55 kills before the end of stage 24. She will join you with one of them on stage 28. |
| Code | Result |
| Make sure Lamia has 2 (and only 2) battle encounters with Axel on stage 19. | Ash Saver |
| You only get the Vysaga if you are playing on a New Game+. To get it, make sure Lamia has only 1 battle encounter with Axel on stage 19. | Vysaga |
| Stealth Wing (aka Stealth Boomerang) |
| There are 2 possible Stealth Wings. |
| Code | Result |
| Kill Carla in any of the first stages and when she joins you she'll have it equipped on the Randgrith. | Stealth Wing 2 |
| Stay in Easy mode by getting very few skill points and when you get to Scenario 16 Gilliam“s Gespenst will have it equipped. | Stealth Wing 1 |