Inspector Gadget Level passwords
| Name | Password | |
| The Plasma Heart | FH2KBH | |
| The Volcano | FM!PQM | |
| The Vats | FRVTLR | |
| The Underground | FWQZ!? |
Note: You must have a 2.1 or higher version of the Game Shark to use these codes in a Game Boy Color system.
| Infinite Lives | 9163C4CA |
| Infinite Health Gadget | 9110C5CA |
| Infinite Health Penny & Brain | 9103C6CA |
The image featured at the top of this post is ©The Legend of Heroes: Trails of Cold Steel III key art / Original