The following are known Game Genie Codes for Super Castlevania IV on Super Nintendo (SNES).

• Infinite Lives (Switch Off Code To Get A Password)
  DD6C-DD66
• Start With 10 Lives (First Game Only)
  FDB2-D4AF
• Start With 1 Life (First Game Only)
  DFB2-D4AF
• Infinite Shots For Most Weapons
  A689-0FD7
• Start With 99 Hearts (1st Life Only)
  BBB3-D40F
• Start With 50 Hearts (1st Life Only)
  9DB3-D40F
• No Energy Lost When Hit By Some Enemies
  D22F-07D7
• Stop Timer
  6D6D-DF06
• Slower Timer
  5E6D-DDA6
• Faster Timer
  FE6D-DDA6
• Fully Powered Up Whip With First Power Up
  DD24-AFD7
• All Hearts Are Worth 99
  D726-6407
• Collecting A Weapon Also Makes The Cross Go Into Effect
  D728-6D07
• Collecting A Double Shot Will Give You A Triple Shot
  EE2B-A767
• Whip Modifier For Whips That Are In Candles
  ??39-D46D
  Modifiers
  • 47: Double Shot
  • 44: $100
  • 4D: Invis. Potion
  • 40: Triple Shot
  • 49: Small Meat
  • 41: Large Meat
  • 45: Ball From Boss
  • 46: 1-Up
  • FE: Cross
  • F3: Watch
  • F2: Boomerang
  • FA: Holy Water
  • F8: Axe
  • FC: Dagger
  • FB: Large Heart
  • F6: Small Heart
• Continue With 99 Hearts
  BBB0-0F6F
• Continue With Whip Power-Ups
  DFB0-07AF
• Continue With 255 Health (Still Shows Normal Amount)
  EEB9-0F0F
• Continue With Weapon, Hearts, And Triple Shot If You Have It
  DFB0-04DF
  DFB0-040F
• Super Jump
  FDC5-04D4
• Mega Jump
  4DC5-04D4
• Candles With Weapon Modifier
  CB2C-6DD7
  ??2C-6D07
  Modifiers
  The normal weapon is displayed and if you want it, you will need to turn this code off.
  • DF: Dagger
  • D4: Axe
  • D7: Holy Water
  • D0: Boomerang
  • D9: Stopwatch
• Have Maxed Out Hearts With Each One Grabbed
  DD2B-6D07
• Increase Heart Capacity 2.5 Times
  EE2B-6DA7
  FC25-64D7
  EE26-6767
• Stage Select
  CB26-DFAF
  ??26-D4DF
  DD26-D40F
  6926-D46F
  Note: Start the game with this code on and when the game starts you on Stage 1, turn this code off and die to start on the Stage you entered.
• Start With And Always Keep Weapon
  CBAA-6DAF
  ??AA-6FDF
  69AA-6F6F
  Note: Use DF-D9.
• This Gives You A Triple Shot Even If You Don’t Have A Weapon
  CBA3-6DAF
  D4A3-6FDF
  69A3-6F6F
  Note: Do not use this code if you pickup the Stopwatch. You can omit the first line of this code if you use the start with and always keep the weapon you choose above.