SEGA MASTER SYSTEM
- Cheat Codes -
 
 
Action Fighter FFC118-C9   Infinite Time (968)
FFC11E-06   Letters A, B, C, D, E & F
FFC115-0×   Mission Select (Replace × with 0-4)
 
After Burner FFC018-07   Infinite Lives
FFC017-××   Level Select (Replace × to play different levels)
 

Alex Kidd I
Miracle World

FFC025-07   Infinite Lives
FFC030-90   Infinite Money (900)
FFC04D-01   Power Bracelet
FFC046-01   Magic Capsule A (Attack)
FFC047-01   Magic Capsule B (Barrier)
FFC04A-01   Teleport Powder
FFC049-01   Cane of Flight
FFC048-01   Telepathy Ball
FFC04B-01   Moonstone Medallion
FFC04C-01   Letter to Nibana
FFC04E-01   Hirotta Stone
FFC023-0×   Level Select (Replace × with 0-F)
FFC023-10   Level 16 - Janken’s Castle (Janken the Great)
FFC023-11   Final Level - Cragg Lake (Crown)
 
Alex Kidd II
The Lost Stars
FFCD0A-01   Invincible after 1 hit (Time still decreases)
FFCD1D-02 * Infinite Energy
FFCD01-14   Unlimited Cloud Shots
FFCD06-01   High Jump (Makes buzzing noise)
FFC050-FF   End Level after just 1 Screen
FFC04D-0×   Level Select (Replace × with 0-C)
 
Alex Kidd III
High-Tech World
FFC10E-00   Time Does Not Pass (9:00)
FFC082-0×   Map Pieces (Replace × with 1-8 for each piece)
FFC082-09   Fake Map Piece
    Infinite Gold
FFC084-01   Ladder
FFC085-01   Restorer
FFC086-01   Key
FFC087-01   Pencil
FFC088-01   Eraser
FFC089-01   Cloth
FFC08A-01   Hang Glider
 
Alex Kidd IV
Shinobi World
FFC22E-06   Infinite Energy
FFC22F-09   Infinite Lives
    Power Sword
    Shuriken
    Level Select
 
ALF FFC24A-05   Infinite Lives
    Infinite Money
    Special Items
 
Alien 3 FFC46A-63   Unlimited Energy
FFC424-03   Infinite Lives
FFC427-63   Unlimited Machine Gun
FFC42B-63   Unlimited Bazooka Gun
FFC429-63   Unlimited Flame Thrower
FFC42D-63   Unlimited Grenades
FFC42F-63   Unlimited other option
FFC478-3B   Infinite Timer
 
Alien Storm FFC113-10   Infinite Life
 
Alien Syndrome FFC054-03   Infinite Lives
FFC07B-06   Infinite Time
    Level Select
FFC075-01   One Hostage to Open Exit
FFC8ED-01   Always have Flame Weapon
 
Altered Beast FFC08F-03   Infinite Lives
FFC09F-FC   Infinite Energy
FFC08D-0×   Level Select (Replace × to select level)
 
American Pro Football FFC101-25 * Infinite Time
FFC120-03   Infinite Time-Outs
 
Arcade Smash Hits FFC021-07   Infinite Lives - Breakout
FFC021-07   Infinite Lives - Centipede
 
Assault City FFC0D9-0A * Infinite Energy
 
Asterix FFC09A-03   Invincibility
FFC09D-03   Infinite Lives
FFCDA2-95   Infinite Time
FFC08B-01   Bombs from the Start
FFC09F-50   Bonus Stage after every Level
 
Astro Warrior FFC23F-08   Infinite Lives
 
Aztec Adventure FFC147-40   Invincibility
FFC144-0A   Infinite Lives (9)
FFC146-0A   Final Level (Change "A" for other levels)
FFC14C-09   Infinite Money
FFC14D-09   Infinite Iron Balls
FFC14E-09   Infinite Spears
FFC14F-09   Infinite 4-Directional Iron Balls
FFC150-09   Infinite Special Items
 
Back to the Future 2 FFC36B-05   Infinite Energy
FFC363-04   Infinite Lives
 
Bank Panic FFC01F-07   Infinite Lives
 
Basketball Nightmare FFC032-××   Player 1's Score (Replace ×× - FF = 255)
FFC033-××   Player 2's Score (Replace ××)
    Time Remaining
FFC034-0×   Round Number (Replace × with 0-5)
 
Batman Returns FFD29B-03   Infinite Lives
FFD503-40   Invincibility (Turn off BEFORE end of each level or Batman freezes)
FFD298-0×   Stage Select (Replace × with 0-4)
 
Battle Out Run FFC19F-96   Infinite Time
 
Black Belt FFDB93-40   Invincibility
    Infinite Lives
    Level Select
 
Blade Eagle 3-D FFC180-05   Infinite Lives
FFC190-02   Speed Up 3
FFC1-9102   Extra Mini-Ships (2)
FFC192-04   Maximum Firepower
FFC312-01 ? Invincibility (Defective)
    Level Select
 
Bomber Raid FFC042-05   Infinite Lives
FFC153-03   Infinite Cluster Bombs
 
Bubble Bobble FFCEB7-03   Infinite Lives - Player 1
FFDB00-×× * Level Select (Replace ×× to select level)
 
Captain Silver
(Long Version)
FFC140-01   Invincibility
FFC028-07   Infinite Lives
FFC02B-77   Infinite Time (177)
FFC02A-01   High Jump (Always have Boots)
FFC149-01   Start with Key
    Maximum Firepower
    Level Select
 
Chase H.Q. FFC282-03   Infinite Turbo
FFC238-36   Infinite Time
FFC220-0×   Stage Select (Replace × with 0-4 to change stage)
FFC221-0×   Round Select (Replace × with 0-2 to change round)
FFC253-80   Full Damage to Enemy Car with only 1 Hit
 
Choplifter FFC29B-0C   Infinite Lives
FFC0E0-00   Can’t Crash or Be Shot Down
FFC291-×× * Number of Saved Hostages (Replace ××, 40 necessary to advance to next level)
 
Chuck Rock FFDC8E-03   Infinite Lives
FFC08E-03   Infinite Energy
 
Cloud Master FFC4C7-03   Invincibility
FFC4C9-05   Infinite Lives
FFC4C3-07   Maximum Firepower
FFC4C4-05   Maximum Speed
FFC4C5-03   3-Way Special Magic (Button 2)
 
Cyber Shinobi FFC11C-23   Infinite Energy
FFC00E-05   Infinite Lives
FFC014-05   Infinite Time
 
Cyborg Hunter FFC21B-20   Invincibility
    Infinite Grenades
    Weapons
 
Dead Angle FFC01C-07   Infinite Lives
FFC618-00   Bosses Only
    Infinite Ammo
 
Dick Tracy FFCE67-03   Infinite Lives
FFC1ED-06   Infinite Energy
 
Dino Basher FFCD58-03   Infinite Lives
 
Donald Duck
Lucky Dime Caper
FFC069-03   Infinite Lives
FFC13E-01   Infinite Energy and Weapons
FFC088-05   Maximum Hammer Power
FFC121-12   Make Donald float in mid-air
 
Double Dragon FFCB2B-03   Infinite Lives
FFCB2A-54   Infinite Energy
FFCB16-04   Invincibility
FFC110-0×   Level Select (Replace × with 0-3)
 
Dragon Crystal FFC621-64   Infinite Hit Points
 
Enduro Racer FFC392-55   Infinite Time
FFC396-00   No Damage
FFC39A-50   Infinite Points (50)
 
E-SWAT
City Under Siege
FFC064-0C   Invincibility
    Infinite Lives
    Infinite Special Weapons
 
Fantasy Zone FFC065-07   Infinite Lives
FFC068-03   Unlimited Money
FFC064-0×   Level Select (Replace × to change levels)
 
Fantasy Zone II
The Tears of Opa-Opa
FFC0AB-0C   Invincibility
FFC0A3-07   Infinite Lives
FFC0B1-20   Infinite Weapon Time
FFC15D-03   Almost Everything Free
    Level Select
 
Fantasy Zone III
The Maze
FFC067-05   Infinite Lives - Player 1
FFC068-05   Infinite Lives - Player 2
FFC04C-32+   Final Round (51) (To play other rounds, switch 32 & 33)
FFC04D-33   (Note: The last # in the top code must be 1 less than the bottom code)
 
Fire & Forget II FFCD57-24   Infinite Flying
FFCD56-1F   Infinite Fuel
FFCE7F-05   Infinite Lives
FFCD5E-0D   Infinite Rockets
 
Forgotten Worlds FFCC8C-D8   Infinite Energy
 
Galaxy Force FFC07F-10   Infinite Shields
 
Gangster Town FFC0A5-10   Invincibility / Maximum Life - Player 1
    Invincibility / Maximum Life - Player 2
    Level Select
 
Gauntlet FFC83F-96 + * Infinite Health - Player 1 & 2 (Any characters)
FFC80F-96 * (use with above code - Turn off between levels, entering exit & when resuming play)
FFC80E-01   Infinite Potion
 
George Foreman
KO Boxing
FFC128-AD   Infinite Energy
FFC112-04   Infinite Footwork
FFC113-04   Infinite Recovery
FFC111-04   Infinite Strength
FFC1-1505   Infinite Super-Punch
 
Ghostbusters FFCE0D-03   Infinite Ghostbusters (3)
FFCE81-50   Infinite Beam Power (Except Vs. Gozer)
    Infinite Money
 
Ghost House FFC1F5-C0   Infinite Energy
FFC1BA-02   Infinite Lives
 
Ghouls 'n Ghosts FFC033-02   Infinite Lives
FFC04C-02   Invincibility
FFC04B-40   Fire & Thunder Magic stays full
 
Global Defense FFC06C-03   Infinite Lives
FFC136-18   Minimal Damage Bar
 
Global Gladiators FFD0BA-3F   Infinite Energy
FFD0E9-05   Infinite Lives
 
G-LOC
Air Battle
FFCC0D-07   Infinite Armour
FFCC0E-28   Infinite Missiles
FFCB2C-38   Infinite Time
 
Golden Axe FFC187-1F   Infinite Energy
FFC005-03   Infinite Lives
FFC006-0×   Unlimited Magic × (Replace × to change magic)
 
Golden Axe Warrior FFC318-80   Invincibility
FFC0DB-80   Infinite Magic
    Maximum number of Hearts
    Maximum number of Pots
    Weapons, Items, Spells
 
Golf-a-Mania FFC778-01   Shot counter frozen at 1
FFC7AA-06   Power at maximum
FFC7AB-06   Accuracy at maximum
FFC7AC-06   Luck at maximum
FFC7AE-11   Level at maximum (18)
FFC042-0×   Change Colors (Replace × to change colors)
 
Golvellius
Valley of Doom
FFC836-90   Infinite Energy
FFC840-99   Infinite Money
FFC845-FF   All Bridges Built & Blockades Removed
FFC846-0F   Start with Ring & Power Bracelets
FFC84A-03   3 Green Rings
FFC848-FF   Super Sword
 
Hang On FFC00D-3C   Infinite Time
FFC010-0×   Level Select ? (Replace ×)
 
Indiana Jones
The Last Crusade
FFC9C1-30   Infinite Energy
FFC987-06   Infinite Lives
FFCBB9-07   Infinite Time
FFC973-05   Infinite Whips
 
James "Buster" Douglas
KO Boxing
FFC128-A0   Invincibility
FFC115-08   Infinite Power Punch
FFC114-05   SP 5 on Match-Up
FFC110-0×   Match Number (Replace ×)
 
Kenseiden FFC111-14   Invincibility
FFC090-07   Infinite Lives
    Level Select
 
King's Quest
Quest for the Crown
FFD27C-FF   Maximum Score - 255
FFD282-01   Invisibility
FFD283-01   Shrunken (worn off - use Mushroom code below instead)
FFD24A-01   Spell (Protection from monsters)
FFD24B-01   Dagger
FFD24C-01   Bucket
FFD24D-01   Water (used on Dragon in well)
FFD24E-01   Magic Shield *
FFD24F-01   Magic Mirror *
FFD250-01   Magic Chest *
FFD251-01   Beans (plant for Beanstalk)
FFD252-01   Ring (causes Invisibility)
FFD253-01   Pouch
FFD254-01   Carrot (lures Goat)
FFD255-01   Key (to Tower)
FFD256-01   Walnut
FFD257-01   Sceptre
FFD258-01   Golden Egg
FFD259-01   Clover
FFD25A-01   Bowl (give to Woodcutter)
FFD25B-01   Pebbles (for Slingshot)
FFD25C-01   Mushroom (eat to become Shrunken)
FFD25D-01   Cheese (give to Giant Rat in cavern)
FFD25E-01   Fiddle (play for Leprechauns)
FFD25F-01   Note (clue for Rumplestiltskin)
FFD260-01   Slingshot
FFD261-01   4-Leafer (protection from Leprechauns)
 
KLAX FFC09F-00   Infinite Drop Meter
 
Kung Fu Kid FFC459-28 * Invincibility
FFC081-05   Infinite Lives
FFC4BC-95   Infinite Time
    Level Select
 
Lemmings FFDB5C-64   100% Completion every time
 
Lord of the Sword FFC129-30   Invincibility
    Infinite Continues
    Items, Weapons
 
Marksman Shooting FFC135-FF   Last Selectable Level (P5) (Change “FF” for other levels)
    100% Accuracy Every Time
 
Master of Darkness FFCA3A-20   Infinite Energy
 
Maze Hunter 3-D FFC03F-07   Infinite Lives
FFC290-01   Light Suit
FFC290-02   Absorb Suit
FFC291-01   Jump Shoes
FFC291-02   Spike Shoes
FFC291-03   Power Shoes
FFC294-01   Always Have Key
FFC295-01   Bar
FFC298-01 ? Character Flashing (Invincibility?)
FFC299-01   Darkness
FFC040-13   Final Level (20) (Change “13” to select other levels)
 
Michael Jackson's
Moonwalker
FFC576-08   Invincibility & Infinite Magic
FFC067-03   Infinite Lives
FFC090-12   Infinite Hat
 
Mickey Mouse
Castle of Illusion
FFC0BD-03   Infinite Energy
FFC0C8-03   Infinite Lives
FFDC00-05   Infinite Time
 
Mickey Mouse
Land of Illusion
FFC099-02   Infinite Energy
FFC09F-03   Infinite Lives
FFC0A2-95 * Infinite Time
FFC0AD-07   Infinite Air
FFC0B0-0×   Level Select (Replace × with 0-C)
 
Miracle Warriors
Seal of the Dark Lord
FFC50A-10   Infinite Energy - Main Character
    Infinite Guilders
    Infinite Fangs
FFC407-04   Infinite Staffs
FFC408-04   Infinite Spheres
FFC409-04   Infinite Stones
FFC40B-01   Infinite Nuts
    Infinite Potions
    Infinite Herbs
    Infinite Feathers
FFC40A-01   Scroll
    Ship
    Helm
    Crystal
    Mantle
    Mask
    Key to Heaven
    Key to Earth
    Key to Hell
 
Monopoly FFC32C-20   Infinite Houses
FFC32D-0C   Infinite Hotels
    Infinite Money
 
Montezuma's Revenge FFC007-06   Infinite Lives
FFD9AD-D0   Keep Swords (but can't use them)
FFC004-09   Jump Warp Through Screens - End
FFC005-0A   Final Level 11 (Replace "0A" to play other levels)
 
Mortal Kombat FFC488-48   Infinite Energy - Player 1
FFC48A-48   Infinite Energy - Player 2
FFC40B-07   Infinite Continues
FFC436-09   Infinite Time
FFC409-28   Blood Code Activated
FFC424-0×   Level Select (Replace × with 0-A)
 
Ms. Pac-Man FFDA4E-02   Infinite Lives
 
New Zealand Story FFDDEC-03   Infinite Lives
FFDE15-04   Invisibility
 
Ninja Gaiden FFDFC8-14   Infinite Energy
FFDFC7-04   Infinite Lives
FFDFC3-E7   Infinite Weapons
FFDFB1-06   Infinite Time
 
Operation Wolf FFC116-20   Infinite Ammo
FFC119-06   Infinite Grenades
 
Out Run FFDE01-72 * Infinite Time (Only activate code after race has started)
 
Pac-Mania FFC040-03   Infinite Lives
 
Paperboy FFD50E-03   Infinite Lives
FFD50F-0A   Infinite Papers
 
Penguin Land FFC119-03   Infinite Lives (Eggs)
FFC11D-63   Infinite Time (99)
FFC401-05   No Penguin
FFC1A2-05   Infinite Polar Bears (In Map Design)
FFC480-××   3 Down, Line Never Moves
 
Phantasy Star     Infinite Gold
FFC4×1-FF   Invincibility - (255 HP)
FFC4×2-FF   Infinite Magic - (255 MP)
FFC4×5-IE   Maximum Level - (Level 30)
FFC4×6-FF   Max HP - 255 (On Status Screen)
FFC4×7-FF   Max MP - 255 (On Status Screen)
FFC4×8-FF   Attack - 255
FFC4×9-FF   Defense - 255
(Note: in the above codes, replace × with: 0 = Alis, 1 = Myau, 2 = Odin, 3 = Noah)
 
Power Strike FFC812-03   Infinite Lives
    Level Select
    Super Powered Weapon 1
    Super Powered Weapon 2
    Super Powered Weapon 3
    Super Powered Weapon 4
    Super Powered Weapon 5
    Super Powered Weapon 6
    Super Powered Weapon 7
    Super Powered Weapon 8
 
Prince of Persia FFC292-08   Infinite Life
 
Pro Wrestling FFC603-00   Invincibility - Player 1
FFC607-01   Zero Life - Player 2
FFC6E2-50 * Infinite Time (3:49)
FFC011-01   Name of Last Attack Stays
FFC026-××   Round Select (Replace ××)
 
Probotector FFD212-33   Extra Life after beating Level 1 Boss
 
Psycho Fox FFC016-07   Unlimited Lives
FFC01C-03   Start with BirdFly
FFC0B7-01   Rapid Fire BirdFly (Instant Return)
FFC019-05 * Unlimited Money (Turn off to finish betting)
FFC01B-09   Unlimited Potions
FFC018-09   Unlimited Effigies
FFC01A-09   Unlimited Psycho Sticks
FFC017-01   Start as Hippo
FFC017-02   Start as Monkey
FFC017-03   Start as Tiger
FFC020-××   Level Select (Replace ×× with 00-14)
FFC0-20××   Warp Level Select (Replace ×× with 15-1C)
FFC0-20××   Weird Levels (Replace ×× with 1D-FF)
 
Quartet FFC2C1-10   Invincibility - Player 1
    Invincibility - Player 2
FFC016-03   Infinite Lives - Player 1
    Infinite Lives - Player 2
FFC2C0-99   Infinite Time - Player 1
    Infinite Time - Player 2
FFC00F-0×   Level Select (Replace × with 0-5)
FFC00E-0×   Level Number (Replace ×)
    Star Power
    Exit Key
    Rank
    Wide Beam
 
Rainbow Islands FFC02E-03   Infinite Lives
 
Rambo
First Blood - Part II
FFC11F-03   Infinite Lives - Player 1
FFC120-03   Infinite Lives - Player 2
FFC121-05   Infinite Arrows - Player 1
FFC122-05   Infinite Arrows - Player 2
    Level Select
 
Rambo III FFC203-FF   Invincibility
FFC049-80   Infinite Bullets
FFC048-07   Infinite Bottles
FFC047-09   Infinite Grenades
FFC03D-06   Start on Last Level (Change 6 to play other levels)
 
Rampage FFC0A0-03   Infinite Lives - Player 1
FFC0A1-03   Infinite Lives - Player 2
FFC096-60   Invincibility - Player 1
FFC097-60   Invincibility - Player 2
    Level Select
 
Rastan FFC020-64   Infinite Energy
FFC017-03   Invincibility
FFC14A-15   Start on Final Level (Change "15" to select other levels)
 
Reggie Jackson
Baseball
FFC009-03   Number of Runs for 1st Batter
FFC0E4-02   Number of Outs for Batter
FFC0E3-××   Number of ˝ Inning ("10" = Top of 9th Inning)
FFC0F8-14   20 Home Runs in "Home Run Contest"
 
Renegade FFC24B-A0   Infinite Energy - Player 1 & 2
FFC3AB-03   Infinite Lives - Player 1 & 2
FFC3A1-59   Infinite Time (Stops countdown timer)
FFC21E-0×   Mission Select (Replace × with 0-3)
 
Rescue Mission FFC03C-03   Infinite Lives
    Level Select
 
Rocky FFC1C3-2F   Infinite Energy
FFC0AC-3E   Gives 62 Hits on Qualifier
FFC05F-0E   Start on Round 15 (Change "0E" for other Rounds)
 
R-TYPE FFCE01-07   Infinite Lives
    Level Select
    Pods
 
Safari Hunt FFC1E9-1E   Infinite Bullets
FFC135-45   Final Level (69) (Change “45” to play other rounds)
 
Sagaia FFC826-07   Infinite Lives
 
Scramble Spirits FFC1CA-05   Infinite Lives - Player 1
    Infinite Lives - Player 2
 
Shadow Dancer FFC059-03   Infinite Lives
FFC05A-03   Unlimited Special Attacks
 
Shadow of the Beast FFDA51-09   Infinite Energy
FFDA50-03   Infinite Lives
FFDA54-01   Always have the Gun
FFDA52-01   Always have a strange weapon
 
Shanghai FFC11C-02 * 2 Tiles Remaining (Turn off code and remove pair to win)
FFC112-00   Infinite Time
 
Shinobi FFC06C-06   Infinite Energy
FFC07A-07   Infinite Lives
    Ninja Weapons
    Ninja Magic
    Level Select
 
Shooting Gallery FFC157-18   Final Level 24 (Change "18" to select other levels)
    100% Accuracy Every Time
 
Slider FFC397-04   Infinite Lives
FFC354-63 * Infinite Time
 
Sonic the Hedgehog FFD2AA-×× * Infinite (××) Rings
FFD246-09   Infinite Lives
FFD411-05   Turbo Sonic
FFD23E-××   Level Select (Replace ×× with 00-12)
FFD23E-××   Green Hill Zone (Replace ×× with 00-02)
FFD23E-××   Bridge Zone (Replace ×× with 03-05)
FFD23E-××   Jungle Zone (Replace ×× with 06-08)
FFD23E-××   Labyrinth Zone (Replace ×× with 09-0B)
FFD23E-××   Scrap Brain Zone (Replace ×× with 0C-0E)
FFD23E-××   Sky Base Zone (Replace ×× with 0F-11)
FFD23E-12   End Game
 
Sonic the Hedgehog 2 FFD299-05 * Invincibility (Always keeps 6 Rings)
FFD298-07   Infinite Lives
FFD502-13   Glider from the start
FFD2B9-FF   Infinite Time (Score 999000 for every Act)
FFD295-0×   Zone Select (Replace × with 0-6)
FFD295-00   Underground Zone
FFD295-01   Sky High Zone
FFD295-02   Aqualake Zone
FFD295-03   Green Hills Zone
FFD295-04   Gimmick Mountain Zone
FFD295-05   Scrambled Egg Zone
FFD295-06   Crystal Egg Zone
FFD296-0×   Act Select (Replace × with 0-2)
FFD528-76   Sonic runs upside-down
(Note: in the Zone & Act Select codes, activate code after first 2 title screens but before level starts. Once the level begins, disable the codes.)
 
Sonic Chaos   * Infinite (××) Rings
FFD299-07   Infinite Lives
FFD50C-95   Higher Jumps
FFD298-×× ? Level Select (Replace ××)
FFD297-01   Gigalopolis Zone
FFD297-02   Sleeping Egg Zone
FFD297-03   Mecha Green Hill Zone
FFD297-04   Aqua Planet Zone
FFD297-05   Electric Egg Zone
FFD298-1A ? Special Zone 2
FFD297-0A   Special Zone 3
FFD297-0B   Special Zone 4
FFD297-0C   Special Zone 5
 
Space Harrier FFC123-07   Infinite Lives
    Level Select
 
Space Harrier 3-D FFC139-05   Infinite Lives
    Level Select
 
Speedball FFC1D8-0×   Number of starting Goals (Replace × for # of Goals)
 
Speedball 2 FFDA0B-14   Infinite Money
 
Spellcaster FFC025-20   Infinite Life
    Infinite Magic
    Weapons
 
Spider-Man
Vs Kingpin
FFDF7F-FF   Infinite Energy
FFDF92-08   Infinite Webs
FFDF7A-08   Infinite Time
 
Star Wars FFDA65-10   Infinite Energy
FFDA6F-02   Infinite Lives
 
Streets of Rage FFC013-07   Infinite Lives - Player 1
 
Strider FFD487-04   Invincibility
FFD485-03   Infinite Lives
FFD265-07   Infinite Time
 
Superman FFCC15-14   Invincibility
 
Super Monaco GP FFC362-01   Always End in 1st Place
 
Super Monaco GP 2 FFC517-A3   Always End in 1st Place
FFC529-81   You Never Crash
 
Super Smash TV FFC510-07   Infinite Lives
 
Super Space Invaders FFC2F0-03   Infinite Energy
FFC2EE-03   Infinite Lives
 
Taz-Mania FFC100-05   Infinite Lives
 
Teddy Boy FFC01B-07   Infinite Lives
 
Terminator FFCC16-3C   Infinite Energy
 
The Flintstones FFC9A2-03   Infinite Lives
FFC9F2-0F   Infinite Paint
FFC9A5-04   Infinite Sand Timer
 
The Incredible Crash Dummies FFC08B-05   Infinite Lives
 
The Jungle Book FFC82E-04   Infinite Lives
 
The Ninja FFCEA3-01 * Invincibility (Turn Code Off to get Scrolls)
FFCDC0-07   Infinite Lives
    Weapon Power-Up
    Speed Power-Up
 
The Simpsons
Bart vs the Space Mutants
FFC010-03   Infinite Lives
FFC3E9-BE   Infinite Paint
FFC3AF-09   Infinite Time
 
Thunder Blade FFC00A-05   Infinite Lives
    Level Select
 
Time Soldiers FFC013-03   Infinite Lives - Player 1
FFC014-03   Infinite Lives - Player 2
    Level Select
 
Tom & Jerry FFC439-08   Infinite Energy
 
Trap Shooting FFC135-FF   Last Selectable Level (P5) (Change “FF” for other levels)
FFC1E7-03   Infinite Bullets (Instead of 3)
    100% Accuracy Every Time
 
Ultima IV
Quest of the Avatar
FFC970-07   Enter Dungeons on Bottom (8th) Level (change "07" for other floors)
    Infinite Gold
    Infinite Food
FFC8FD-00 +   Number of Moves Frozen (at 60,100)
FFC901-00   + (Use with Above)
 
Vigilante FFC251-4F   Invincibility
FFC014-03   Infinite Lives
FFC291-54   Infinite Time
 
Wanted FFC055-09   Infinite Energy
FFC056-0×   Level Select (Replace ×)
 
Wolfchild FFC101-07   Infinite Energy
FFC100-02   Infinite Lives
 
Wonder Boy FFC127-03   Invincibility + Stone Hammers
FFCC36-0C   Life Meter doesn't Decrease (but not Invincible)
FFC143-07   Infinite Lives
FFC127-01   Start with Stone Hammers
FFC130-24   36 Dolls (Change "24" to "28" for 40 dolls)
FFC173-FF   Rapid Fire on Controller Buttons
FFCC51-09   Level Select ? (defective)
FFCC51-03   Round Select ? (defective)
 
Wonder Boy II
In Monster Land
FFC0BC-14 * Invincibility
    Start with 12 Hearts
FFC1AB-04   Infinite Revival Potions
FFC1C3-01   Mega Jumps
FFC0BA-44   Infinite Money
FFC0B9-96   Some Coins are worth 100
FFC254-00   Start with the Sword
FFC1A1-02   Start with the Shield
FFC1A3-02   Start with the Gauntlet
FFC1A5-02   Start with the Helmet
FFC1A7-02   Start with the Wing Boots
FFC1BF-03   Start with the Key
FFC1A2-04   Legendary Sword (when you pick up 1st Sword)
FFC1A0-05   Legendary Armor
FFC1EC-05   Start with the Bell
    Start with the Ruby
 
Wonder Boy III
The Dragon's Trap
FFCF53-08   Invincibility
FFCF4A-02   Infinite Potions
FFC24F-01   Start as Lizard-Man
FFC24F-02   Start as Mouse-Man
FFC24F-03   Start as Piranha-Man
FFC24F-04   Start as Lion-Man
FFC24F-05   Start as Hawk-Man
FFC24F-00 ? Start as Human (Wonder Boy)
 
World Class Leaderboard FFD362-00   Hole-in-One every time
 
World Grand Prix FFD091-07 +   Infinite Time
FFD636-06   (Use with above code to prevent screen from shaking)
    Accelerator
    Handling
    Engine
 
Xenon 2 FFD0E2-07   Infinite Lives
 
Ys
The Vanished Omens
FFC18E-FF +   Invincibility
FFC222-FF   (but only when Aron is on the Highest Level of Experience)
FFC1A4-81   Short Sword
FFC1A5-81   Long Sword
FFC1A6-81   Talwarl
FFC1A7-81   Silver Sword
FFC1A8-81   Flame Sword
FFC1B6-81   Potion
FFC1B7-81   Wing
FFC1B8-81   Mirror
(Note: in the above codes, "81" means that you have the Item & it is equipped. Also, a "71" means that you have the Item & it is unequipped. To change items, simply turn the code off - you will keep the Items, but you can now select others.)
 
Zaxxon 3-D FFC0A3-04   Infinite Lives
FFC0AE-20   Infinite Fuel
FFC002-FF   Play in 2-D Mode
FFC0AA-09 +   Start on Round 9
FFC0AB-08   (Use with Above - Change numbers to play different Rounds)
 
Zillion FFC143-99   Invincibility
FFC153-99   Life on Status Screen
FFC129-05   Infinite ID Cards
FFC12A-01   Red ID Card
FFC12B-05   Floppy Disks
FFC146-02   Zillion Power at Maximum
FFC145-0×   Player Level
FFC147-0×   Jumping Ability
FFC148-01   Scope
 
Zillion II
The Tri Formation
FFC018-3F   Invincibility
FFC01F-07   Infinite Lives
FFC01E-03   Gun Power (Pick-Up one "Z" for Max Power)
 
 
 
 

Note 0 - Lines with no code are codes which are currently unknown

Note 1 - Codes with a "+" must be combined with the following Code(s) in order to work
Note 2 - If a "*" appears after a code, the code must be turned off either to resume the timer or progress to the next level
Note 3 - For most "Level Select / Start on Level" codes, the code must be turned off to progress to the next level
Note 4 - Conflicting codes should not be used simultaneously (i.e. Start on Level 1 & Start on Level 2)
Note 5 - If a "?" appears after a code, the code may be faulty
Note 6 - "AAAAAA-DD" A is Address , D is Data