The Immortal - Game Genie Codes
Enemy's fatigue level doesn't go down - GZOLIXVK
Your fatigue level doesn't go down - GZOUIXVK
Your fatigue level goes down faster - YLEUIXYN
Your fatigue level goes down slower - NYEUIXYN
Don't lose energy from fighting! - SZSLTXVK
Your fatigue level never rises - SZNLPXVV
More damage from fireballs - ZAKSIYPA