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

• Slower Timer
  ITKIPXGL
• Faster Timer
  TPKIPXGU
• Start On Level 2-1
  ZEUAIPAE
• Start On Level 3-1
  GOUAIPAA
• Start On Level 4-1
  TOUAIPAE
• Start On Level 5-1
  AXUAIPAE
• Start On Level 6-1
  ZUUAIPAA
• Start On Level 7-1
  GUUAIPAE
• Start On Level 8-1
  TKUAIPAA
• Start On Level 9-1
  ASUAIPAA