Characters
| Unlockable |
How to Unlock |
|---|---|
| Anguirus | Defeat "Hedorah Terrorizes San Francisco" stage |
| Destoroyah | Defeat "Monster Island, The Final Battle" stage |
| King Ghidorah | Defeat "Mecha King Ghidorah Ravages Bangkok" stage |
Concept art and 3D models
| Unlockable |
How to Unlock |
|---|---|
| Any playable character | Defeat "Monster Island, The Final Battle" level with that character |
| Atorgon | Defeat "Atlantis Rises From The Deep" level |
| Baragon | Defeat "Hedorah Terrorizes San Francisco" level |
| Biollante | Defeat "Biollante Attacks Paris" level |
| Destoroyah (NPC) | Defeat "Monster Island, The Final Battle" level |
| Ebirah | Defeat "Ebirah Swamps Tokyo" level |
| Hedorah | Defeat "Hedorah Terrorizes San Francisco" level |
| Jet Jaguar | Defeat "Orga Thrashes Sydney" level |
| Manda | Defeat "Atlantis Rises From The Deep" level |
| Mecha King Ghidorah | Defeat "Mecha King Ghidorah Ravages Bangkok" level |
| Mechagodzilla | Defeat "Cairo Is...Lost In Space" level |
| Megaguirus | Defeat "Biollante Attacks Paris" level |
| Moguera | Defeat "Mecha King Ghidorah Ravages Bangkok" level |
| Orga | Defeat "Orga Thrashes Sydney" level |
| SpaceGodzilla | Defeat "Monster Island, The Final Battle" level |
| The Sphinx | Defeat "Cairo Is...Lost In Space" level |
| Titanosaurus | Defeat "Ebirah Swamps Tokyo" level |
