The following are known Game Genie Codes for Strider Returns: Journey From Darkness on SEGA Game Gear.

• Tons of Bad Guys
  001 49C 19E
  213 BEC 2A2
• Only 1 Animal Enemy In Game
  C91 4AC 2A2
  000 71C 195
• Infinite Time
  00E 4AA 19E
• Infinite Lives
  3AB A2F 2A2
• Start With 2 Lives
  015 F8F F7E
• Start With 4 Lives
  035 F8F F7E
• Start With 8 Lives
  075 F8F F7E
• Start With 10 Lives
  095 F8F F7E
• Infinite Energy
  3A6 73A 2A2
• Start With Energy At 1
  007 3BF 6EB
• Start With Energy At 3
  107 3BF 6EB
• Start With Energy At 6
  207 3BF 6EB
• Start With Energy At 19
  907 3BF 6EB
• Invincibility
  AF6 72A A24
• Start On Level 2
  015 F3F E6A
• Start On Level 3
  025 F3F E6A
• Start On Level 4
  035 F3F E6A
• Start On Level 5
  045 F3F E6A