The following are known Game Genie Codes for Donkey Kong Land on Nintendo Game Boy.

• C3D-A0B-E61
  Lose all of your lives when you die
• C9D-FDB-4C1
  If you get hit, you so not change characters until you are back at the map screen
• 3E0-81B-4CA
  Invincibility
• 002-1FB-3BE
  Change the soundtrack
• 00E-899-F7E + 00E-958-F7E
  Start with 1 life
• 08E-899-F7E + 08E-958-F7E
  Start with 9 lives
• 0EE-899-F7E + 0EE-958-F7E
  Start with 15 lives
• 63E-899-F7E + 63E-958-F7E
  Start with 99 lives
• 00D-9DB-3BE + 21D-A0B-E61
  Infinite lives
• 004-C6B-3BE + 3E4-C0B-3B2
  Each banana gives you a lot of lives (Switch this off when you have enough lives)