Cheats for Kung Fu Heroes (NES)

Swing sword

Press A + B and any direction on the D-pad.

Special bonus level

Walk around the screen in a counter-clockwise circle and touch each corner. Blue hearts are worth 100,000 points during the special bonus level.

10 million points

Intentionally die in levels 1-3, 2-2, 3-2, 3-4, 4-1, 5-1 and not in any other level.

Continue

After losing your last life, hold A and press START at the title screen to continue where you left off.