Warrior: The Kung Fu
Hold Up and press Select + I + II to skip the first level.
Hold Down and press Select + I + II to skip subsequent level.
Press Run + Select to reset the game, keep the buttons held,
then release Run and press Up when the title screen is displayed.
Release Select and press Up three times, Right six times,
Down, Down, Left, Left. Invincibility and level select will
now be enabled.
Hold I + II + Right and press Run, Run when the phrase "The
End" appears after game play is over. Alternatively,
hold I + II + Down and press Run at the title screen after
game play is over. The game will continue up to three times
from the start of the last level.