The following are known Game Genie Codes for Square Deal on Nintendo Game Boy.

• 01D-A0E-F79
  Infinite time on the Pause Counter
• 1EC-83E-10A
  Timer starts at 30
• 00C-83E-10A
  No time on the Pause Counter
• 0A4-D8D-F7E
  Select up to Level 10 in Level Select
• 3E3-AFD-C4E + 013-B0D-193
  Start with 1 Replay
• 3E3-AFD-C4E + 033-B0D-193
  Start with 3 Replays
• 3E3-AFD-C4E + 093-B0D-193
  Start with 9 Replays