Game Boy Color System In-game reset
While playing the game, press A + B + Start + Select to reset most Game Boy and Game Boy Color games.
Invert colors
At the Game Boy logo, press Right + B to reverse the screen and sprite colors. This may make the game easier to see in dim light.
Other colors
Other color schemes (as stated in the manual) may be selected at the Game Boy logo by pressing the following combinations:
- Up : Bright Red
- Up + A : Red
- Up + B : Dark Red
- Down : Pastel
- Down + A : Orange
- Down + B : Gold
- Left : Bright Blue
- Left + A : Dark Blue
- Left + B : Grey
- Right : Bright Green
- Right + A : Dark Green
- Right + B : Invert Colors
The image featured at the top of this post is ©The Legend of Heroes: Trails of Cold Steel III key art / Original