Sega Master System / Mark III / Game Gear
Sweep the D-pad in a clockwise Full-Circle while the countdown timer is running at the continue screen. Up to twelve continues may be added. Alternatively, enter the sound test option and play sound effect
62 three times. Begin game play and sweep the D-pad in a clockwise Full-Circle at the continue screen. Up to ninety-nine continues may be added.
Sweep the D-pad in a counter clockwise Full-Circle at the continue screen.
00 in the sound test mode. Press + on controller one. The selected sound will change to
95. Press and select each sound until sound
00 is selected again. After sound
00 is selected, hold to resume the continue countdown. Sweep the D-pad in a clockwise in a Full-Circle to gain an unlimited number of credits.
Press + to play up to ninety-five sound effects from the game.
Hold on controller one and + on controller two and turn on the Sega Master System. Release the buttons at the title screen.
In level 4, there are two openings at the top of the screen (in the area where the whole screen is filled with green cells). Make sure you don't have the satellite on the back of your ship, then fly up into the first opening, and back your ship into the left wall. This will take you to the secret "Super Stage".
See the main page for R-Type