| Unlockable: | How to Unlock: |
| Alstromeria | Unlock 5 secrets. |
| Amonduel Stack | Get an "Ace" rank with the same mech on ten levels. |
| Ashura Temple | Unlock 15 secrets. |
| Auge | Unlock 40 secrets. |
| Baronzu | Unlock 35 secrets. |
| Bound Dock | Unlock 25 secrets. |
| Gilgazamne | Unlock 45 secrets. |
| Green Bilbine | Use five different mechs to complete the same level. |
| Gundam Epyon | Get an "Ace" with the same mech on thirty levels. |
| Quebeley | Successfully complete Story mode. |
| Sazabi | Successfully complete the Space Extra mission. |
| Tallgeese | Use 25 different mechs to complete the same level. |
| Yuu Brain | Successfully complete Story mode. |
| Zakarl | Successfully complete the Earth Extra mission. |
| Zwarth | Unlock 30 secrets. |
