The following are known Game Genie Codes for Teenage Mutant Ninja Turtles II: The Arcade Game on Nintendo Entertainment System (NES).

• PEOIAPZA
  Start with 1 life
• TEOIAPZA
  Start with 6 lives
• PEOIAPZE
  Start with 9 lives
• AAEAULPA
  Infinite lives
• PEXTKZZE
  More powerful turtle weapon
• PEOVKZGE
  More powerful jump + attack
• ZEOVKZGA
  Weaker jump + attack
• PEXTEZLE
  More powerful kicks
• PEXTEZLA
  Weaker kicks
• SXEAPZVG + SZUAYZVG
  In Two-Turtle Mode when one player is revived, the other player’s spare life will not be consumed