The following are known Game Genie Codes for Ninja Crusaders on Nintendo Entertainment System (NES).

• PEOZEALA
  Start with 1 Life
• TEOZEALA
  Start with 6 Lives
• PEOZEALE
  Start with 9 Lives
• SLKKAOVS
  Infinite Lives
• IZNXNTZP
  Mega-Jumping Ninjas
• SYXESUVN + ZAXEULPA
  Super-Speed Ninjas
• PAEPTGAA
  Start on Stage 1-2
• ZAEPTGAA
  Start on Stage 2-1
• LAEPTGAA
  Start on Stage 2-2
• GAEPTGAA
  Start on Stage 3-1
• IAEPTGAA
  Start on Stage 3-2
• TAEPTGAA
  Start on Stage 4-1
• YAEPTGAA
  Start on Stage 4-2
• AAEPTGAE
  Start on Stage 5-1