SRW OG2 - Secrets
| Name | How to Obtain |
| Boosted Hammer | Arado must defeat all the Gunsects in the first part of scenario 16 within four turns. You will receive the weapon after the scenario ends. |
| Huckebein Mk-III R | Ratsel must have at least 35 kills by the end of scenario 18. The battle mastery in scenario 30 must be obtained. The sum of the levels of Bullet, Kusuha, Leona, Tasuku, Rio and Ryoto must be greater than or equal to 185 by the end of scenario 33. Moon Cradle route: The unit will be received after scenario 36. Earth Cradle route: The unit will be received before scenario 34 Note: Huckebein Mk-III Trombe will become Huckebein Mk-III R. |
| Stealth Wing | There are two Stealth Wings to obtain. 1) Defeat Carla at least once between scenarios 3 and 31. The weapon will be equipped to Carla's Randgrith in scenario 31. 2) Stay in easy mode by receiving a small number of battle masteries until scenario 28. The weapon will be equpped to Gilliam's Gespenst in scenario 28. |
| Gespenst Mk-II S | Kai must have at least 55 kills and be at least level 33 by the end of scenario 33. Moon Cradle route: You will receive the unit before scenario 34. Earth Cradle route: You will receive the unit after scenario 36. |
| Ashsaber | Ethopia route: Lamia must move to the square that Echidna retreated on in scenario 10. Moon route: Lamia must move to the square that Echidna retreated on in scenario 13. Lamia must have two and only two battle encounters with Axel on scenario 19. Lamia must have at least 53 kills by the end of scenario 24. Lamia will deploy in the unit in scenario 28. |
| Vysaga | The Vysaga can only be obtained if you have completed the game at least once. Ethopia route: Lamia must move to the square that Echidna retreated on in scenario 10. Moon route: Lamia must move to the square that Echidna retreated on in scenario 13. Lamia must have one and only one battle encounter with Axel on scenario 19. Lamia must have at least 55 kills by the end of scenario 24. Lamia will deploy in the unit in scenario 28. |
| Shishioh Blade | Bullet must have 45 kills and be at least level 18 by the end of scenario 14. The weapon will be received after scenario 17. |
| Graviton Launcher | Viletta must destroy all the enemy units in scenario 6 except for Yuuki, Carla and Seolla. The weapon will be equipped to Viletta's Gespenst Mk-II R in scenario 15. |
| Scenario 15 Secrets | Defeat the Inspectors in scenario 15. Mekibos must be defeated last to get the items. The items and weapons received are Shishioh Blade, G-Impact Stake, Custom CPU, Hero's Mark and Steel Soul. |
| Neo Chakram Caster and G-Impact Stake |
Do not let Dygenguard get any kills in scenario 30. You will receive them before scenario 34. |
| Wildwurger L | Arado must defeat at least 4 Gespensts before moving next to Seolla in scenario 19. Arado must have at least 50 kills by the end of scenario 26. Mai will deploy in the unit on scenario 27. If she defeats 5 enemies in the first part of the stage, you will get to keep it after the stage ends. |
| Steel Soul and Hero's Mark | Received automatically after stage 33. You not receive them unless you have finished the game at least once. |
| Ex-Hard Mode | The game will give you the option to start a new game in Ex-hard if you load the data saved after completing the regular mode. |
| Special Mode | The game will give you the option to start a new game in Special mode if you load the data saved after completing the Ex-Hard mode. |
| Sound Test | Highlight "Pilot BGM" in the menu and press Up Down Left Right L R. This can only be done after completing the game at least once. |
| Secret Stage | Obtain at least 35 battle masteries before scenario 42. |