Hidden Invasion Easy mode
At the title screen, press Up, Down(2), Up, Left(2), Up, Right(2), Up(3). If you entered the code correctly, you will hear a sound.
Big heads and deformed bodies
At the title screen, press Left(2), Up(2), Right(2), Down(2). If you entered the code correctly, you will hear a sound. Start a game and all players and enemies will have big heads and deformed bodies.
Oogie Boogie mode
At the title screen, quickly rotate the Left Analog-stick counter-clockwise four times. If you entered the code correctly, you will hear a sound. Many objects will be bouncing during the game.
| Master Code (Must Be On) | 0E3C7DF2 1853E59E EE8C9146 BCC17EFA |
| Infinite Lives P1 | FE994223 BCA99BE6 |
| Infinite Lives P2 | FE994433 BCA99BE6 |
| Play as Same Characters (2 Player Mode) | DE80EB4A BCA99B84 |
| Press Select for Extra Time | 0E99D5F8 BCA99A81 DE80EF82 FE199B83 |
| Quick Score | 0E994202 BCD99BE6 CE994202 BCA99A82 |
| Super Deformed People | CE80EB42 BCA99B84 |
| Super Hero | DE80EB92 BCA99B84 |
| Bouncy Stuff | CE80EB4E BCA99B84 |
The image featured at the top of this post is ©The Legend of Heroes: Trails of Cold Steel III key art / Original