The following are known Game Genie Codes for Bonanza Brothers on SEGA Genesis.

• Start On Stage 2
  AJBT-AAF6
• Start On Stage 3
  ANBT-AAF6
• Start On Stage 4
  AYBT-AAF6
• Start On Stage 5
  A2BT-AAF6
• Start On Stage 6
  A6BT-AAF6
• Start On Stage 7
  BEBT-AAF6
• Start On Stage 8
  BJBT-AAF6
• Start On Stage 9
  BNBT-AAF6
• Start On Stage 10
  BYBT-AAF6
• Start Clock At 1 Minute
  AECA-CAF8
  AE2T-CACA
  AE4T-CAEW
• Start Clock At 2 minutes
  AJCA-CAF8
  AJ2T-CACA
  AJ4T-CAEW
• Start Clock At 6 minutes
  A2CA-CAF8
  A22T-CACA
  A24T-CAEW
• Start Clock At 9 minutes
  BECA-CAF8
  BE2T-CACA
  BE4T-CAEW
• Infinite Time
  LTDA-CA8T
• Sets Player Lives Lower Limit On Option Screen To 1
  968T-B946
  AE8T-AADW
• Sets Player Lives Upper Limit On Option Screen To 9
  968T-B946
  BN8T-AADL
• Player 1 Starts With 25 Lives
  AA6T-AAGJ
  3T6T-BF8L
• Player 2 Starts With 25 Lives
  AA6T-AAHR
  3T6T-BF9T
• Player 1 Continues With 25 Lives
  AA2T-CACW
  3T2T-DF4Y
• Player 2 Continues With 25 Lives
  AA4T-CAFE
  3T4T-DF7G
• Infinite Lives Player 1
  PBKT-AA68
• Infinite Lives Player 2
  PVLA-AA3L
• Infinite Credits Player 1
  AT2T-CA3E
• Infinite Credits Player 2
  AT4T-CA50