Sega Genesis ROMs
Letter: S
- Sagaia
- Saint Sword
- Saint Sword (Japan)
- Same! Same! Same! (Japan)
- Sampras Tennis 96 (Europe)
- Samurai Shodown
- Samurai Shodown (Europe)
- Samurai Spirits (Japan)
- Sangokushi II (Japan)
- Sangokushi III (Japan)
- Sangokushi Retsuden - Ransei no Eiyuutachi (Japan)
- Sanguozhi Liezhuan - Luanshi Qunying (China)
- Saturday Night Slammasters
- Saturday Night Slammasters (Europe)
- Scooby-Doo Mystery
- Scoopex Rip Intro 1
- Scrabble (Europe)
- SD Valis (Japan)
- SeaQuest DSV
- SeaQuest DSV (Europe)
- Second Samurai (Europe)
- Sega Arcade Classics
- Sega Channel
- Sega HMD and Tracker Demo - OA7-TST
- Sega Music Joystick Demo
- Sega Sports 1 (Europe)
- Sega Subor System Cartridge
- Sega Top Five (Brazil)
- SegaCD 68k BIOS
- SegaCD Model 2 BIOS V2.11
- SegGala V0.06
- Senjou no Ookami II ~ Mercs (World)
- Sensible Soccer (Europe)
- Sensible Soccer - International Edition (Europe)
- Sesame Street Counting Cafe
- Shadow Blasters
- Shadow Dancer
- Shadow of the Beast
- Shadow of the Beast - Mashou no Okite (Japan)
- Shadow of the Beast II
- Shadow Run
- Shadow Squadron 32X
- Shane Warne Cricket (Europe)
- Shanghai II - Dragon's Eye
- Shaq Fu
- Shi no Meikyuu - Labyrinth of Death (Japan)
- Shijou Saidai no Soukoban (Japan)
- Shikinjoh (Japan)
- Shin Souseiki Ragnacenty (Japan)
- Shining and the Darkness (Japan)
- Shining Force
- Shining Force - Kamigami no Isan (Japan)
- Shining Force II
- Shining Force II (Europe)
- Shining Force II - Koe no Fuuin (Japan)
- Shining in the Darkness
- Shinobi III - Return of the Ninja Master
- Shinobi III - Return of the Ninja Master (Europe)
- Shiten Myouou (Japan)
- Shougi no Hoshi (Japan)
- Shove It! ...The Warehouse Game
- Show do Milhao (Brazil)
- Show do Milhao Volume 2 (Brazil)
- Shura no Mon (Japan)
- Side Pocket
- Side Pocket (Europe)
- Side Pocket (Japan)
- Simpsons - Bart vs. the Space Mutants
- Simpsons - Bart's Nightmare
- Skeleton Krew (Europe)
- Skitchin
- Slam Dunk - Shikyou Gekitotsu! (Japan)
- Slap Fight MD (Japan)
- Slaughter Sport
- Slime World (Japan)
- Smash TV
- Smurfs (Europe)
- Smurfs 2
- Smurfs Travel the World, The (Europe)
- Snake Rattle 'n' Roll (Europe)
- Snow Bros. - Nick & Tom (Japan)
- Socket
- Sokoban (Japan)
- Sol-Deace
- Soldiers of Fortune
- Soleil (Europe)
- Soleil (France)
- Soleil (Germany)
- Soleil (Spain)
- Sonic & Knuckles
- Sonic & Knuckles + Sonic the Hedgehog (World)
- Sonic & Knuckles + Sonic the Hedgehog 2 (World)
- Sonic - More Than A Memory - The Perfect Existance
- Sonic 3D Blast
- Sonic Amy
- Sonic and Knuckles & Sonic 1
- Sonic and Knuckles & Sonic 2
- Sonic and Knuckles & Sonic 3
- Sonic Classics
- Sonic Compilation (Europe)
- Sonic Crackers (Japan)
- Sonic Eraser (Japan)
- Sonic Jam 6
- Sonic Spinball
- Sonic Spinball (Europe)
- Sonic Spinball (Japan)
- Sonic the Hedgehog
- Sonic the Hedgehog (Japan)
- Sonic the Hedgehog 2
- Sonic the Hedgehog 3
- Sonic the Hedgehog 3 (Europe)
- Sonic the Hedgehog 3 (Japan)
- Sorcer Kingdom (Japan)
- Sorcerer's Kingdom
- Sorcerian (Japan)
- Space Funky B.O.B. (Japan)
- Space Harrier
- Space Harrier II
- Space Harrier II (Japan)
- Space Invaders '90 (Japan)
- Space Invaders '91
- Space Turtleship (Japan)
- Spacewar V0.00
- Spacewar V0.01
- Sparkster
- Sparkster (Europe)
- Sparkster - Rocket Knight Adventures 2 (Japan)
- Speed Ball 2 - Brutal Deluxe
- Speedball 2 (Europe)
- Speedy Gonzales - Cheeze Cat-astrophe
- Spider-Man
- Spider-Man & Venom - Maximum Carnage
- Spider-Man & Venom - Separation Anxiety
- Spider-Man (World)
- Spider-Man - The Animated Series
- Spider-Man and the X-Men - Arcade's Revenge
- Spider-Man vs. the Kingpin
- Spiritual Warfare
- Spirou (Europe)
- Splatterhouse 2
- Splatterhouse 2 (Europe)
- Splatterhouse 3
- Splatterhouse Part 2 (Japan)
- Splatterhouse Part 3 (Japan)
- Sport Games (Brazil)
- Sports Talk Baseball
- Spot Goes to Hollywood
- Spot Goes to Hollywood (Europe)
- Squirrel King (China)
- SS Lucifer - Man Overboard!
- ST Dream by Kaneda
- Star Control
- Star Cruiser (Japan)
- Star Trek - Deep Space Nine - Crossroads of Time
- Star Trek - Deep Space Nine - Crossroads of Time (Europe)
- Star Trek - Starfleet Academy Bridge Simulator
- Star Trek - The Next Generation - Echoes from the Past
- Star Wars Arcade 32X
- Starflight
- Stargate
- Steel Empire
- Steel Talons
- Steel Talons (Japan)
- Stormlord
- Stormlord (Japan)
- Story of Thor (Europe)
- Story of Thor, The (Germany)
- Story of Thor, The (Korea)
- Story of Thor, The (Spain)
- Story of Thor, The - Hikari o Tsugumono (Japan)
- Street Fighter 2 Turbo
- Street Fighter II' - Special Champion Edition
- Street Fighter II' - Special Champion Edition (Europe)
- Street Fighter II' Plus (Japan, Asia)
- Street Racer (Europe)
- Street Smart
- Streets of Rage
- Streets of Rage 2
- Streets of Rage 3
- Streets of Rage 3 (Asia)
- Streets of Rage 3 (Europe)
- Strider (Japan)
- Strider II (Europe)
- Strider Returns - Journey from Darkness
- Striker (Europe)
- Sub-Terrania
- SubTerrania (Europe)
- SubTerrania (Japan)
- Summer Challenge
- Sunset Riders
- Sunset Riders (Europe)
- Super 15-in-1
- Super Airwolf (Japan)
- Super Baseball 2020
- Super Battle Tank - War in the Gulf
- Super Battleship
- Super Bubble Bobble (China)
- Super Daisenryaku (Japan)
- Super Fantasy Zone (Europe)
- Super Fantasy Zone (Japan)
- Super Hang-On
- Super High Impact
- Super HQ (Japan)
- Super Hydlide
- Super Hydlide (Japan)
- Super Kick Off (Europe)
- Super King Kong '99
- Super League '91
- Super League (Europe)
- Super League (Japan)
- Super Masters Golf
- Super Monaco GP
- Super Monaco GP (World)
- Super Offroad
- Super Ping Pong
- Super Real Basketball (Europe)
- Super Real Basketball (Japan)
- Super Shinobi II (Japan)
- Super Shinobi, The (Japan)
- Super Skidmarks (Europe)
- Super Sonic 6
- Super Street Fighter II - The New Challengers
- Super Street Fighter II - The New Challengers (Europe)
- Super Street Fighter II - The New Challengers (Japan)
- Super Thunder Blade
- Super Thunder Blade (Japan)
- Super Volley Ball (Japan)
- Super Volleyball
- Superman
- Superman - The Man of Steel (Europe)
- Surging Aura (Japan)
- Sword of Sodan
- Sword of Sodan (Japan)
- Sword of Vermilion
- Syd of Valis
- Sylvester & Tweety in Cagey Capers
- Sylvester & Tweety in Cagey Capers (Europe)
- Syndicate
- Syura no Mon