The following are known Game Genie Codes for Castlevania on Nintendo Entertainment System (NES).

• Infinite Lives
  OXNGLZVK
• Start With 40 Power Hearts
  AXOGOPIE
• Start With 80 Power Hearts
  ASOGOPIA
• Infinite Time
  SXXXYAAX
• Keep Weapons After Losing A Life
  GZOGYUSE
• Gain Rapid Fire Shots On Weapon Pick-Up
  ZEUTAYAA
• Weapons Don’t Use Power Hearts
  KZSSEZKA
  KXESUZKA
• Start With 1 Life
  PANKXPGA
  PANGSAGA
• Start With 8 Lives
  AANKXPGE
  AANGSAGE
• Infinite Health
  SZSVLYSE
• Continue With Whip Power-Ups
  SXVZYPSA
• Start With 99 Hearts
  LVOGOPIA
• Simon Jumps 1.5 Times Higher
  ENPPEL
• Simon Jumps Twice As High
  EVPPEL
• Invincible After One Hit
  VXNVXAVG
• Enemies Will Always Drop An Item When Defeated
  AEUVGAZA
• Start And Continue With 99 Hearts
  LTKGXPIA
• Can Keep Making Hidden Items Appear Instead of Just Once
  SZEZANSE
• When You Fight Dracula, You’ll Start Off Fighting His 2nd Form
  PAUENLAA
• Dracula’s 2nd Form HP Modifier (1 HP After Form Change)
  PANPGYAG
• Start Level 1 On
  ?EEUSPAA
  LXEUNOAX
  Modifiers
  • P: Stage 19 (Beat The Game Once) & 1 Whip Power Up
  • Z: Stage 38 (Beat The Game Twice) & 2 Whip Power Ups
  • L: Stage 57 (Beat The Game 3 Times)
  • G: Stage 78 (Beat The Game 4 Times)
  • I: Stage 97 (Beat The Game 5 Times)
• Start On Level
  ?EEUSPAA
  VXOLEOVE
  Modifiers
  • P: Level 1 Stage 1
  • Z: Level 1 Stage 2
  • L: Level 1 Stage 3