The following are known Game Genie Codes for Star Trek Generations: Beyond the Nexus on Nintendo Game Boy.

• 013-F78-7FB
  Start with very little Phasers and Shields
• 223-F78-7FB
  Start with 1/4 Phasers and Shields
• 3F3-F78-7FB
  Start with 1/2 Phasers and Shields
• 4F3-F78-7FB
  Start with 3/4 Phasers and Shields
• 182-56D-2AA
  Almost infinite Phasers and Shields
• 013-D48-805
  Infinite attempts in the Sub-Game