Sega Master System cheat codes

3,591 codes for 277 Master System games, including Other codes, Action Replay codes. Each game's page explains how to enter its codes on original hardware or in an emulator.

Popular Master System games with cheats

All Master System cheats A–Z

• 20 em 1 cheats (2)
• Ace of Aces cheats (9)
• Action Fighter cheats (7)
• Aerial Assault cheats (12)
• After Burner cheats (9)
• Air Rescue cheats (18)
• Aladdin cheats (12)
• Aleste cheats (19)
• Alex Kidd in Miracle World cheats (41)
• Alex Kidd in Shinobi World cheats (21)
• Alex Kidd: High-Tech World cheats (11)
• Alex Kidd: The Lost Stars cheats (16)
• ALF cheats (23)
• Alien 3 cheats (29)
• Alien Storm cheats (13)
• Alien Syndrome cheats (13)
• Altered Beast cheats (13)
• Andre Agassi Tennis cheats (4)
• Arcade Smash Hits cheats (6)
• Ariel the Little Mermaid cheats (4)
• Assault City cheats (1)
• Asterix cheats (39)
• Asterix and the Great Rescue cheats (16)
• Astérix and the Secret Mission cheats (7)
• Astro Warrior cheats (10)
• Astro Warrior / Pit Pot cheats (3)
• Ayrton Senna's Super Monaco GP II cheats (8)
• Aztec Adventure cheats (15)
• Back to the Future Part II cheats (7)
• Back to the Future Part III cheats (5)
• Bank Panic cheats (3)
• Basketball Nightmare cheats (6)
• Batman Returns cheats (11)
• Battle Out Run cheats (10)
• Black Belt cheats (8)
• Bomber Raid cheats (17)
• Bonanza Bros. cheats (18)
• Bram Stoker's Dracula cheats (10)
• Bubble Bobble cheats (4)
• Buggy Run cheats (48)
• California Games cheats (8)
• California Games II cheats (9)
• Captain Silver cheats (14)
• Casino Games cheats (13)
• Castle of Illusion Starring Mickey Mouse cheats (23)
• Championship Hockey cheats (4)
• Cheese Cat-Astrophe starring Speedy Gonzales cheats (7)
• Choplifter cheats (13)
• Chuck Rock cheats (12)
• Chuck Rock II: Son of Chuck cheats (8)
• Cloud Master cheats (14)
• Columns cheats (1)
• Cool Spot cheats (21)
• Cyborg Hunter cheats (19)
• Daffy Duck in Hollywood cheats (6)
• Danan: The Jungle Fighter cheats (9)
• Darius II cheats (7)
• Dead Angle cheats (14)
• Deep Duck Trouble Starring Donald Duck cheats (13)
• Desert Speedtrap Starring Road Runner and Wile E. Coyote cheats (15)
• Desert Strike cheats (21)
• Dick Tracy cheats (9)
• Double Dragon cheats (16)
• Double Hawk cheats (18)
• Dr. Robotnik's Mean Bean Machine cheats (14)
• Dragon Crystal cheats (114)
• Dragon: The Bruce Lee Story cheats (8)
• Dynamite Duke cheats (25)
• Dynamite Düx cheats (13)
• Dynamite Headdy cheats (6)
• E-SWAT cheats (11)
• Earthworm Jim cheats (4)
• Ecco the Dolphin cheats (11)
• Ecco: The Tides of Time cheats (3)
• Enduro Racer cheats (15)
• F1 cheats (8)
• Fantastic Dizzy cheats (2)
• Fantasy Zone cheats (20)
• Fantasy Zone II cheats (21)
• Forgotten Worlds cheats (22)
• G-LOC: Air Battle cheats (9)
• Gain Ground cheats (21)
• Galactic Protector cheats (5)
• Galaxy Force cheats (3)
• Gangster Town cheats (5)
• Gauntlet cheats (19)
• George Foreman's KO Boxing cheats (22)
• Ghost House cheats (7)
• Ghostbusters cheats (5)
• Ghouls 'n Ghosts cheats (30)
• Global Gladiators cheats (17)
• Golden Axe cheats (14)
• Golden Axe Warrior cheats (50)
• Golfamania cheats (18)
• Golvellius cheats (6)
• Golvellius: Valley of Doom cheats (10)
• GP Rider cheats (11)
• Great Baseball cheats (4)
• Great Basketball cheats (4)
• Great Golf cheats (3)
• Great Ice Hockey cheats (4)
• Great Soccer cheats (6)
• Great Volleyball cheats (4)
• Hang-On cheats (6)
• Heavyweight Champ cheats (5)
• Heroes of the Lance cheats (17)
• Home Alone cheats (5)
• Impossible Mission cheats (8)
• Indiana Jones and the Last Crusade cheats (21)
• Ivan 'Ironman' Stewart's Super Off Road cheats (35)
• James 'Buster' Douglas Knockout Boxing cheats (9)
• James Bond 007: The Duel cheats (6)
• James Pond 2: Codename: RoboCod cheats (19)
• Joe Montana Football cheats (4)
• Jurassic Park cheats (23)
• Kenseiden cheats (12)
• King's Quest I cheats (54)
• Klax cheats (8)
• Krusty's Fun House cheats (7)
• Kung Fu Kid cheats (10)
• Land of Illusion Starring Mickey Mouse cheats (23)
• Laser Ghost cheats (4)
• Legend of Illusion Starring Mickey Mouse cheats (5)
• Lemmings cheats (33)
• Line of Fire cheats (16)
• Lord of the Sword cheats (4)
• Marble Madness cheats (9)
• Master of Darkness cheats (12)
• Masters of Combat cheats (7)
• Maze Hunter 3-D cheats (11)
• Mercs cheats (18)
• Michael Jackson's Moonwalker cheats (14)
• Micro Machines cheats (40)
• Miracle Warriors: Seal of the Dark Lord cheats (11)
• Missile Defense 3-D cheats (5)
• Mônica no Castelo do Dragão cheats (4)
• Monopoly cheats (4)
• Montezuma's Revenge: Featuring PANAMA JOE cheats (7)
• Mortal Kombat cheats (56)
• Mortal Kombat 3 cheats (6)
• Mortal Kombat II cheats (30)
• Ms. Pac-Man cheats (13)
• My Hero cheats (10)
• Ninja Gaiden cheats (34)
• Olympic Gold cheats (5)
• Opa-opa cheats (9)
• Operation Wolf cheats (11)
• Out Run cheats (5)
• Out Run Europa cheats (14)
• Out-Run 3-D cheats (8)
• Pac-Mania cheats (4)
• Paperboy cheats (8)
• Parlour Games cheats (2)
• Penguin Land cheats (12)
• PGA Tour Golf cheats (7)
• Phantasy Star cheats (80)
• Pit Pot cheats (3)
• Pit-Fighter cheats (12)
• Populous cheats (16)
• Poseidon Wars 3-D cheats (7)
• Power Strike cheats (4)
• Power Strike II cheats (26)
• Predator 2 cheats (15)
• Prince of Persia cheats (6)
• Pro Wrestling cheats (11)
• Psychic World cheats (10)
• Psycho Fox cheats (33)
• Quartet cheats (8)
• R-Type cheats (28)
• R.C. Grand Prix cheats (8)
• Rainbow Islands cheats (18)
• Rambo III cheats (12)
• Rambo: First Blood Part II cheats (6)
• Rampage cheats (25)
• Rampart cheats (4)
• Rastan Saga cheats (15)
• Reggie Jackson Baseball cheats (7)
• Renegade cheats (16)
• Rescue Mission cheats (3)
• RoboCop 3 cheats (30)
• RoboCop Versus The Terminator cheats (23)
• Rocky cheats (11)
• Running Battle cheats (12)
• Schtroumpfs Autour du Monde, Les cheats (4)
• Scramble Spirits cheats (4)
• SDI cheats (3)
• Sega Ninja cheats (8)
• Sega World Tournament Golf cheats (5)
• Sensible Soccer cheats (4)
• Shadow Dancer cheats (2)
• Shadow of the Beast cheats (11)
• Shanghai cheats (4)
• Shinobi cheats (18)
• Shooting Gallery cheats (3)
• Slap Shot cheats (6)
• Sonic Blast cheats (8)
• Sonic Chaos cheats (21)
• Sonic the Hedgehog cheats (42)
• Sonic the Hedgehog 2 cheats (19)
• Sonic the Hedgehog Spinball cheats (6)
• Space Gun cheats (2)
• Space Harrier cheats (3)
• Space Harrier 3-D cheats (3)
• Special Criminal Investigation cheats (4)
• Speedball cheats (2)
• Speedball 2 cheats (13)
• SpellCaster cheats (2)
• Spider-Man cheats (4)
• Spider-Man: Return of the Sinister Six cheats (5)
• Spy vs. Spy cheats (2)
• Star Wars cheats (12)
• Street Fighter II cheats (9)
• Streets of Rage cheats (18)
• Streets of Rage 2 cheats (8)
• Strider cheats (14)
• Strider II cheats (9)
• Submarine Attack cheats (6)
• Super Kick Off cheats (6)
• Super Monaco GP cheats (11)
• Super Smash T.V. cheats (2)
• Super Space Invaders cheats (12)
• Super Tennis cheats (2)
• Super Wonder Boy: Monster World cheats (4)
• Superman: The Man of Steel cheats (6)
• Taito Chase H.Q. cheats (16)
• Taz in Escape from Mars cheats (2)
• Taz-Mania cheats (8)
• Tecmo World Cup '93 cheats (4)
• Teddy Boy cheats (6)
• Tennis Ace cheats (1)
• Terminator 2: Judgment Day cheats (6)
• The Addams Family cheats (39)
• The Cyber Shinobi cheats (20)
• The Flash cheats (17)
• The Flintstones cheats (8)
• The Incredible Crash Dummies cheats (4)
• The Incredible Hulk cheats (4)
• The Jungle Book cheats (19)
• The Lion King cheats (7)
• The Lucky Dime Caper Starring Donald Duck cheats (24)
• The NewZealand Story cheats (14)
• The Ottifants cheats (10)
• The Simpsons: Bart vs. The Space Mutants cheats (13)
• The Simpsons: Bart vs. the World cheats (16)
• The Smurfs cheats (10)
• The Terminator cheats (4)
• Thunder Blade cheats (7)
• Time Soldiers cheats (18)
• Tom & Jerry: The Movie cheats (6)
• Transbot cheats (4)
• Turma da Mônica em: O Resgate cheats (2)
• Ultima IV: Quest of the Avatar cheats (115)
• Ultimate Soccer cheats (4)
• Vigilante cheats (13)
• Virtua Fighter Animation cheats (1)
• Walter Payton Football cheats (4)
• Wanted cheats (5)
• Wimbledon cheats (16)
• Wimbledon II cheats (2)
• Winter Olympics cheats (1)
• Wolfchild cheats (6)
• Wonder Boy cheats (26)
• Wonder Boy III: The Dragon's Trap cheats (24)
• Wonder Boy in Monster Land cheats (52)
• Wonder Boy in Monster World cheats (76)
• World Class Leader Board cheats (4)
• World Cup Italia '90 cheats (1)
• World Cup USA '94 cheats (2)
• World Games cheats (6)
• World Grand Prix cheats (6)
• X-Men: Mojo World cheats (8)
• Xenon 2: Megablast cheats (2)
• Ys I cheats (6)
• Zaxxon 3-D cheats (12)
• Zillion cheats (13)
• Zillion II: The Tri Formation cheats (9)
• Zool: Ninja of the 'Nth' Dimension cheats (6)

Best Sega Master System games