Dreamcast - S
- Sakura Taisen
- Sakura Taisen 3
- Sakura War Columns
- Samba De Amigo
- Samba De Amigo Ver. 2000
- San Francisco Rush 2049
- San Fransisco Rush 2049
- Seaman
- Seaman With Microphone
- Sega Bass Fighting 2
- Sega Bass Fishing
- Sega Bass Fishing 2
- Sega GT
- Sega GT (VMU)
- Sega GT Homologation Special
- Sega Marine Fishing
- Sega Rally 2
- Sega Rally 2 (Jap ver)
- Sega Smash Pack - Volume 1
- Sega Smashpack Volume 1
- Sega Sports NBA 2000
- Sega Superstars
- Sega Swirl
- Sega Xtreme Sports
- Segagaga
- Seitai Heiki Expendable
- Sekai Fushigi Hakken! Troya
- Sengoku Turb
- Sentimental Graffiti 2
- Seventh Cross
- Seventh Cross Evolution
- Shadow Man
- Shadowman
- Shen Mue
- Shen Mue 2
- Shikigami no Shiro 2
- Shinkisekai Evolution
- Shinkisekai Evolution 2
- Shutokou Battle
- Silent Scope
- Silver
- Skies of Arcadia
- Skies of Arkadia
- Slave Zero
- Sno Cross Championship Racing
- SnoCross - Championship Racing
- Snow Surfers
- Soldier of Fortune
- Sonic Adventure
- Sonic Adventure 2
- Sonic Shuffle
- Sonic the Hedgehog - Sega SP Vol1
- Soul Calibur
- Soul Fighter
- Soul Reaver
- Soul Reaver - Legacy of Kain
- SoulCalibur
- South Park - Chefs Luv Shack
- South Park - Chef's Luv Shack
- South Park Rally
- Space Channel 5
- Space Channel 5 - Teil 2
- Spawn
- Spawn - in the Demon`s Hand
- Spawn - in the Demon's Hand
- Spawn - in the Demons Hand
- Spec Ops - Omega Squad
- Speed Devils
- Speed Devils - Online Racing
- Spider-Man
- Spirit of Speed 1937
- Sports Jam
- Star Gladiator
- Star Gladiator 2
- Star Gladiator 2 - Nightmare of Blisten
- Star Lancer
- Star Wars - Demolition
- Star Wars - Episode 1 - Jedi Power Battles
- Star Wars - Episode 1 - Racer
- Star Wars - Episode 1 Racer
- Star Wars - Jedi Power Battles
- Star Wars Demolition
- StarLancer
- Street Fighter - Alpha 3
- Street Fighter 3
- Street Fighter 3 - 3rd Strike
- Street Fighter 3 - Double Impact
- Street Fighter 3 - Third Strike
- Street Fighter 3 - W Impact
- Street Fighter Alpha 3
- Street Fighter Zero 3
- Streets of Rage 2 - Sega SP Vol1
- Striker Pro 2000
- Stupid Invaders
- Sturmwind
- Sunrise Eiyuutan
- Super Magnetic Neo
- Super Puzzle Fighter 2 10
- Super Puzzle Fighter 2X
- Super Runabout
- Super Runabout - San Francisco Edition
- Super Runabout (Jap ver)
- Super Speed Racing
- Super Street Fighter 2 10
- Super Street Fighter 2X
- Surf Rocket Racers
- Suzuki Alstare
- Suzuki Alstare Extreme Racing
- Sword of the Berserk
- Sword of the Berserk - Guts' Rage
- Sydney 2000