Here are some cheats and tips for the game VR Troopers.
Cheat mode:
Continuously sweep the D-pad in a clockwise Full-Circle in the period
between the Sega logo and the VR Troopers title screen. A sound will
confirm correct code entry. Enter the options menu to find the cheat
selection. Alternatively, press Start at the title screen. Then,
Continuously sweep the D-pad in a clockwise Full-Circle.