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

• Infinite Lives
  A3SA-AA4L
• Makes The Force Field Invincible
  GANA-AA58
• Laser Power-Ups Worth More
  FRCA-BJW8
• Laser Power-Ups Worth Much More
  FRCA-BTW8
• Bomb Power-Ups Worth More
  FRCA-BJVE
• Bomb Power-Ups Worth Much More
  FRCA-BTVE
• Missile Power-Ups Worth More
  FFXT-BJZJ
• Missile Power-Ups Worth Much More
  FFXT-BTZJ
• Start With Increased Defense Capability
  FCAA-B2ZW
• Defense Capability Power-Ups Worth More
  FCAA-BN08
• Upgrade Starting Level of Silver Hawk Blue Bombs
  AVNT-AADA
• Upgrade Starting Level of Silver Hawk Blue Missiles
  AVNT-AAC4
• Upgrade Starting Level of Silver Hawk Blue Lasers
  AVNT-AADG