• Easier Level Select

Go to the anthill main menu and just press c-up and R at the same time and hold it for three seconds and all the levels will be unlocked.
  • Invincibility

When the level description appears at the start of a level, hold Z + R + L. Note: The invincibility only lasts for the current level.
  • Level select

Go to the ant hill from the main screen. Then, hold C-Up + C-Down + C-Left + C-Right + Z and press R. An arrow will appear at the bottom of the screen to confirm correct code entry.
  • Unlimited lives

Return to training level and find the letters to spell "FLIK" to gain a bonus life. Repeat this to obtain as many lives as needed before resuming the regular game.