The following are known Game Genie Codes for World Championship Soccer on SEGA Genesis.

• AJMA-AA3N + 9TMA-BGKT + AAMA-ACBW
  Player 1 starts with 1 point
• AJMA-AA3N + 9TMA-BGKT + AAMA-AEBW
  Player 1 starts with 2 points
• AJMA-AA3N + 9TMA-BGKT + AAMA-AGBW
  Player 1 starts with 3 points
• AJMA-AA3N + 9TMA-BGKT + AAMA-AJBW
  Player 1 starts with 4 points
• AJMA-AA3N + 9TMA-BGKT + AAMA-ALBW
  Player 1 starts with 5 points
• AJMA-AA3N + 9TMA-BGKT + AAMA-ANBW
  Player 1 starts with 6 points
• AJMA-AA3N + 9TMA-BGKT + AEMA-AABW
  Player 2 starts with 1 point
• AJMA-AA3N + 9TMA-BGKT + AJMA-AABW
  Player 2 starts with 2 points
• AJMA-AA3N + 9TMA-BGKT + ANMA-AABW
  Player 2 starts with 3 points
• AJMA-AA3N + 9TMA-BGKT + ATMA-AABW
  Player 2 starts with 4 points
• AJMA-AA3N + 9TMA-BGKT + AYMA-AABW
  Player 2 starts with 5 points
• AJMA-AA3N + 9TMA-BGKT + A2MA-AABW
  Player 2 starts with 6 points
• AJYA-BE80
  Each Player 1 goal is worth 2
• ANYA-BE80
  Each Player 1 goal is worth 3
• ATYA-BE80
  Each Player 1 goal is worth 4
• AYYA-BE80
  Each Player 1 goal is worth 5
• A2YA-BE80
  Each Player 1 goal is worth 6
• AJYT-BE3Y
  Each Player 2 goal is worth 2
• ANYT-BE3Y
  Each Player 2 goal is worth 3
• ATYT-BE3Y
  Each Player 2 goal is worth 4
• AYYT-BE3Y
  Each Player 2 goal is worth 5
• A2YT-BE3Y
  Each Player 2 goal is worth 6
• AJXA-BE9J
  Time goes by 2x as fast
• ANXA-BE9J
  Time goes by 3x as fast
• ATXA-BE9J
  Time goes by 4x as fast