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- Sega Channel
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- Sega of America - Sonic Origin Story Documents
- Sega of America - Sonic Origin Story Documents (Sonic Bible)
- Sega of Japan
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- Segacon
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- Segasonic the Hedgehog
- Segata Sanshiro
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- Seirou Okamoto
- Select - Ninterrogation (Official Nintendo Magazine, November 2010)
- Semi
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- Set Ark
- Set in Motion
- Setting Out in the Morning
- Seven Rings In Hand
- Seven Rings in Hand
- Seven Rings in Hand: Sonic and the Secret Rings Original Sound Track
- Seven Rings in Hand (Song)
- Seven Rings in Hand (song)
- Severed Chains
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- Shadow Surpassing Shadow
- Shadow Tag
- Shadow World
- Shadow android
- Shadow the Hedgehog
- Shadow the Hedgehog/Production credits
- Shadow the Hedgehog: Prima Official Game Guide
- Shadow the Hedgehog (Archie)
- Shadow the Hedgehog (Sonic Generations 3DS boss)
- Shadow the Hedgehog (Sonic Generations boss)
- Shadow the Hedgehog (Video Game)
- Shadow the Hedgehog (Xbox prototype; 2005-09-16)
- Shadow the Hedgehog (game)
- Shadow the Hedgehog (game)/Bugs
- Shadow the Hedgehog (game)/Development
- Shadow the Hedgehog (game)/Hidden content
- Shadow the Hedgehog (game)/Magazine articles
- Shadow the Hedgehog (game)/Manuals
- Shadow the Hedgehog (game)/Maps
- Shadow the Hedgehog (game)/Merchandise
- Shadow the Hedgehog (game)/Production credits
- Shadow the Hedgehog (game)/Promotional material
- Shadow the Hedgehog (game)/Technical information
- Shadow the Hedgehog (game)/Technical information/Cutscene ID list
- Shadow the Hedgehog (game)/Technical information/Effect data
- Shadow the Hedgehog (game)/Technical information/Object layout format
- Shadow the Hedgehog (game)/Technical information/Spline format
- Shadow the Hedgehog (game)/Technical information/Stage ID list
- Shadow the Hedgehog (game)/Technical information/Stage parameters
- Shadow the Hedgehog (game) (Xbox prototype; 2005-09-16)
- Shadow the Hedgehog (game) enemies
- Shadow the Hedgehog Official Soundtrack
- Shadow the Hedgehog Original Soundtrax
- Shadow the Hedgehog Prima Official Game Guide
- Shadow the Hedgehog Saikyou Kouryaku Guide
- Shadow the Hedgehog Trial Version
- Shadow the Hedgehog US Strategy Guide
- Shadow the Hedgehog credits
- Shadow the Hedgehog in Sonic the Hedgehog
- Shadow the Hedgehog magazine articles
- Shadow the Hedgehog television advertisements
- Shadow the hedgehog
- Shadow vs. Silver
- Shadowsoft Games
- Shadow’s Second Death...?
- Shahra
- Shahra, the Genie of the Ring
- Shahra the Ring Genie
- Shahryar
- Shahryār
- Shamar
- Shannon Chan Kent
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- Sharps the Parakeet
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- Shattered
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- Sheep
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- Shellcracker
- ShenSonic
- Shenmue
- Shenmue 2
- Shenmue II
- Shibuya Downtown
- Shield
- Shield Hunter
- Shield Pawn
- Shield Quartz
- Shield monitor
- Shigeharu Isoda
- Shigeru Okada
- Shinichi Higashi
- Shining Within Memory...
- Shinkichi Tanahashi
- Shinobi
- Shinobu Shindo
- Shinobu Toyoda
- Shinobu Yokota
- Shintaro Hata
- Shinya Matsunami
- Ship of Doom
- Shiro Maekawa
- Shisaku-gata Dump
- Shisaku-gata Jet
- Shisaku-gata Spanner
- Shitty AmateurExpert Game Alchemists
- Shiversaw
- Shoddy Work
- Shogaku Ichinensei August 1992
- Shogaku Ichinensei December 1992
- Shogaku Ichinensei January 1993
- Shogaku Ichinensei March 1993
- Shogaku Ichinensei May 1992
- Shogaku Ichinensei November 1992
- Shogaku Ichinensei October 1992
- Shogaku Ichinensei September 1992
- Shogaku Ninensei April 1992
- Shogaku Ninensei August 1992
- Shogaku Ninensei December 1992
- Shogaku Ninensei June 1992
- Shogaku Ninensei March 1993
- Shogaku Ninensei May 1992
- Shogaku Ninensei November 1992
- Shogaku Ninensei October 1992
- Shogaku Ninensei September 1992
- Shogaku Rokunensei September 1992
- Shogaku Sannensei November 1992
- Shogaku Sannensei October 1992
- Shogaku Yonensei April 1992
- Shogaku Yonensei August 1992
- Shogaku Yonensei August 1993
- Shogaku Yonensei July 1992
- Shogaku Yonensei July 1993
- Shogaku Yonensei June 1992
- Shogaku Yonensei June 1993
- Shogaku Yonensei May 1992
- Shogaku Yonensei May 1993
- Shogaku Yonensei September 1992
- Shogakukan
- Shoichiro Irimajiri
- Shortfuse the Cybernik
- Shorty the Squirrel
- Shoukyokuteki Sentouin
- Shout! Design Works
- Shouting at the Morning Sun
- Shovel Claw
- Showcase - Chaotix (Sega Magazine, 1995)
- Showcase - Knuckles' Chaotix (Sega Magazine, 1995)
- Showcase - Sonic & Knuckles (Sega Magazine, October 1994)
- Showcase - Sonic 3D: Flickies' Island (Sega Saturn Magazine, January 1997)
- Showcase - Sonic R (Sega Saturn Magazine, November 1997)
- Showdown
- Showdown In Space
- Showdown in Space
- Shrouded Forest
- Shuffire
- Shugo-hei
- Shuji Utsumi
- Shun Arai
- Shun Miyanaga
- Shun Nakamura
- Shutterbug
- Shuttle Mouse
- Signed
- Signpost
- Silent Forest
- Silent Forest (Sonic Lost World 3DS)
- Silver
- Silver Castle Zone
- Silver Castle Zone boss
- Silver Emergence
- Silver Hammer
- Silver Moon Ring
- Silver Sonic
- Silver Sonic (Sonic Mania)
- Silver the Hedgehog
- Silver the Hedgehog (Sonic Generations 3DS boss)
- Silver the Hedgehog (Sonic Generations boss)
- Simon Jeffery
- Simon Jeffrey
- Simon Thomley
- Simon Wai
- Simon Wai's Sonic 2 Beta
- Simon Wai's Sonic 2 Beta Page
- Simon Wai prototype
- Sinbad
- Sinful Protector
- Sir Ffuzzy-Logik
- Sir Galahad
- Sir Gawain
- Sir Lamorak
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- Sir Logalot
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- Sister Sonic
- Sister Sonic/Magazine articles
- Site Staff
- Situation: Grim
- Six Is a Crowd