All pages
- If It's Snow/Only Today
- Ifrit
- Ifrit Golem
- Ikuo Ishizaka
- Illumina
- ImaGenesis
- Imagineer
- Imperator Ix
- Imperator Ix the Echidna
- Imperator Pir'Oth Ix
- Imperial Tower
- Inferno Gear
- Infiltrate! Area 99
- Infiltrate! Area 99 (transcript)
- Infinite
- Infinite (song)
- Inobuta Mecha
- Inside a Video Game Company - Sonic the Hedgehog 2 (Disney Adventures, October 1992)
- Insta-Shield
- Insta-shield
- Instruction manuals
- Interactive Disassembler
- Interceptor
- Interlaced
- Interview
- Interview: Peter Morawiec (2007-04-20) by Sega-16
- Interview - Sonic the Hedgehog 2 (Mega, June 1993)
- Interviews
- Into the Wind
- Invincibility
- Invincibility monitor
- Invincible
- Invision Power Board
- Iron Boots
- Iron Fortress
- Iron Gate
- Iron Jungle
- Iron Ruin
- Isabella Mongoose
- Isao Okawa
- Isolated Island
- Isolated Island Badnik
- It Doesn't Matter
- It Doesn't Matter (SA1)
- It Doesn't Matter (SA2)
- It Has Come to This
- Item Box
- Item Boxes
- Item boxes
- Ivo Robotnik
- Iwamodoki
- Ix
- Ix (boss)
- Ix the Echidna
- J. Griff
- JEnesis
- JSH
- Jacky Bryant
- Jade Gully
- Jaleel White
- James Fry
- James Fry interview by Sonic HQ (April 11, 2000)
- Japon Previews - Sonic Adventure (Consoles Plus)
- Jason Anthony Griffith
- Jason Griffith
- Jason Kuo
- Jaws
- Jawz
- Jehannenar
- Jellygnite
- Jenesis
- Jennifer Douillard
- Jerome Wise
- Jessica Padkin
- Jester's Challenge
- Jet
- Jet Anklet
- Jet Booster
- Jet Engine
- Jet Glider
- Jet Mobile
- Jet Set Radio
- Jet the Hawk
- Jeweled Scepter
- Jewelled Scepter
- Jim Cummings
- Jim Tretheway
- Jim Tretheway Interview by RyogaMasaki
- Jim Tretheway Interview by Ryoga Masaki
- Jim Tretheway interview by RyogaMasaki
- Jim Tretheway interview by RyogaMasaki (September 2000)
- Jimita
- Jimmy Zoppi
- Jin Shimazaki
- Jina Ishiwatari
- Jinya Ito
- Jirna
- Joel MacMillan
- Joel MacMillan interview by GameSpot (September 3, 2008)
- Johnny
- Johnny Gioeli
- Johnny Lightfoot
- Johnny the Pirate
- Jon Burton
- Jon Burton interview by Sega Saturn Magazine (October, 1997)
- Jon D'Agostino
- Jon St. John
- Jonny's Place
- Joypolis
- Judy Totoya
- Julian Kintobor
- Julie-Su
- Julie-su
- Julien-K
- Jumble Jungle
- Jump Attack
- Jump Dash
- Jump dash
- Jun'ichi Kanemaru
- Jun Senoue
- Jun Senoue Interview by LOst
- Jun Senoue interview by LOst
- Jun Senoue interview by LOst (June 2002)
- Jun Senoue interview by MelodicRock.com
- Jun Senoue interview by MelodicRock.com (February 2004)
- Jun Senoue interview by Rocketbaby.net
- Jun Senoue interview by Rocketbaby.net (July 2001)
- Jun Senoue interview by Sega.com (Feb 2002)
- Jun Senoue interview by Sega.com for Sega Scream
- Jun Senoue interview by Sega.com for Sega Scream (February 27, 2002)
- Jun Senoue interview by Sega.com for Sonic Heroes website
- Jun Senoue interview by Sonic Central
- Jun Senoue interview by Sonic Central (April 2004)
- Jun Senoue interview by StyleFactory.net
- Jun Senoue interview by T-bird (2006)
- Jun Senoue interview by T-bird (2010)
- Jungle Joyride
- Jungle Zone
- Jungle Zone (Sonic Jump)
- Jungle Zone boss
- Jungle Zone boss (Sonic Jump)
- Jungle cliché
- Junichi Kanemaru
- Junko Shiratsu
- Junpei Takiguchi
- Jupiter
- Juppun
- Jurassic Boy
- Jurassic Boy 2
- Just Review It - Sonic Spinball (Sega Visions, October-November 1993)
- Justice
- KEH
- KENS
- KGEN
- KGen
- KGen-X
- KGen98
- KGen (series)
- Kabasira
- Kabutoto
- Kai
- Kaillera Client
- Kalisto
- Kama-Kama
- Kameka
- Kamemusi
- Kanabun
- Kani Pearl
- Kaori Hitsuda
- Kapupu
- Karen Strassman
- Kart Kiki
- Kate Higgins
- Kathleen Delaney
- Katsumi Yabuno
- Katsuyuki Konishi
- Kayzie Rogers
- Kazuhiko Hattori
- Kazuko Ito
- Kazuyuki Hoshino
- Kega
- Kega (emulator)
- Kega Fusion
- Kega Lazarus
- Keiichi Sugiyama
- Keiichi Yamamoto
- Keiichirou Miyoshi
- Keiji Okayasu
- Keiko Utoku
- Keith Palmer
- Keith Silverstein
- Kemusi
- Ken Ballough interview by Gamespot (September 8, 2009)
- Ken Penders
- Ken Penders interview by Sonic HQ (June 23, 1998)
- Kenichi Fujiwara
- Kenichi Koshida
- Kenichi Ono
- Kenichi Tokoi
- Kenjiro Morimoto
- Kensuke Kita
- Kent Hampton
- Kenta Miyake
- Kerokero
- Keroyo
- KiS2
- Kibaba
- Kick
- Kick The Rock
- Kick the Rock
- Kick the Rock!
- Kid Chameleon
- Kids Computer Pico
- Kiki
- Killer Bee
- Kilometers the Metric Fox
- King Arthur
- King Arthur (Faraway Avalon)
- King Arthur (Faraway Avalon Boss)
- King Arthur (Faraway Avalon boss)
- King Arthur (Misty Lake boss)
- King Boom Boo
- King Of The Ring
- King Shahryar
- King Shahryār
- King of the Ring
- Kingdom Valley
- Kintobor
- Kirby in Sonic the Hedgehog
- Kirby in Sonic the Hedgehog 2
- Kirk Thornton
- Kitsune
- Klagen
- Knickt
- Knight's Passage
- Knight Pawn
- Knight of the Wind
- Knights Of The Round Table
- Knights of the Round Table
- Knights of the Underworld
- Knothole Village
- Knuckles
- Knuckles! Clenched Fists of Anger
- Knuckles' Chaotix
- Knuckles' Chaotix (Archie)
- Knuckles' Chaotix (prototype 0111)
- Knuckles' Chaotix (prototype 0119)
- Knuckles' Chaotix (prototype 0202)
- Knuckles' Chaotix (prototype 0208)
- Knuckles' Chaotix (prototype 0209)
- Knuckles' Chaotix (prototype 0210)
- Knuckles' Chaotix (prototype 0213)
- Knuckles' Chaotix (prototype 0214)
- Knuckles' Chaotix (prototype 0216)
- Knuckles' Chaotix (prototype 1207)
- Knuckles' Chaotix (prototype 1227)
- Knuckles' Chaotix (prototype 1229)
- Knuckles' Chaotix EU Manual
- Knuckles' Chaotix EU manual
- Knuckles' Chaotix JP Manual
- Knuckles' Chaotix JP manual
- Knuckles' Chaotix Prereleases
- Knuckles' Chaotix Prototype 0111
- Knuckles' Chaotix Prototype 0119
- Knuckles' Chaotix Prototype 0202
- Knuckles' Chaotix Prototype 0208
- Knuckles' Chaotix Prototype 0209
- Knuckles' Chaotix Prototype 0210
- Knuckles' Chaotix Prototype 0213
- Knuckles' Chaotix Prototype 0214
- Knuckles' Chaotix Prototype 0216
- Knuckles' Chaotix Prototype 1207
- Knuckles' Chaotix Prototype 1227
- Knuckles' Chaotix Prototype 1229
- Knuckles' Chaotix US Manual
- Knuckles' Chaotix US manual
- Knuckles' Chaotix magazine articles
- Knuckles' Chaotix penultimate boss
- Knuckles' Emerald Hunt
- Knuckles' Story Screen Script
- Knuckles (Hidden Palace Zone boss)
- Knuckles (Tidal Plant Boss)
- Knuckles (Tidal Plant Zone boss)
- Knuckles (Tidal Plant boss)
- Knuckles 1 (Archie Mini-Series)
- Knuckles 2 (Archie Mini-Series)
- Knuckles 3 (Archie Mini-Series)
- Knuckles Baseball
- Knuckles Baseball Manual
- Knuckles Chaotix
- Knuckles Chaotix (Archie)
- Knuckles Chaotix penultiamte boss
- Knuckles Clan
- Knuckles Soccer
- Knuckles Soccer Manual
- Knuckles Treasure Hunt
- Knuckles Tribe
- Knuckles VS Rouge
- Knuckles VS Rouge (2P)
- Knuckles in China Land
- Knuckles in Sonic 1
- Knuckles in Sonic 2
- Knuckles in Sonic 2 (prototype 0524)
- Knuckles in Sonic 2 (prototype 0606)
- Knuckles in Sonic 2 (prototype 0608)
- Knuckles in Sonic 2 (prototype 0610)
- Knuckles in Sonic 2 (prototype 0612)
- Knuckles in Sonic 2 (prototype 0618)
- Knuckles in Sonic 2 Prototype 0524
- Knuckles in Sonic 2 Prototype 0606
- Knuckles in Sonic 2 Prototype 0608
- Knuckles in Sonic 2 Prototype 0610
- Knuckles in Sonic 2 Prototype 0612
- Knuckles in Sonic 2 Prototype 0618
- Knuckles in Sonic 3
- Knuckles in Sonic the Hedgehog 2
- Knuckles the Echidna
- Knuckles the Echidna (Archie comics)
- Knuckles the Echidna (Sonic the Comic)
- Knuckles the Echidna 10 (Archie)
- Knuckles the Echidna 1 (Archie)
- Knuckles the Echidna 2 (Archie)
- Knuckles the Echidna 3 (Archie)
- Knuckles the Echidna 4 (Archie)
- Knuckles the Echidna 5 (Archie)
- Knuckles the Echidna 6 (Archie)
- Knuckles the Echidna 7 (Archie)
- Knuckles the Echidna 8 (Archie)
- Knuckles the Echidna 9 (Archie)
- Knuckles the Echidna in Sonic the Hedgehog
- Knuckles the Echidna in Sonic the Hedgehog 2
- Knuckles the Echidna in Sonic the Hedgehog 2 (prototype 0524)
- Knuckles the Echidna in Sonic the Hedgehog 2 (prototype 0606)
- Knuckles the Echidna in Sonic the Hedgehog 2 (prototype 0608)
- Knuckles the Echidna in Sonic the Hedgehog 2 (prototype 0610)
- Knuckles the Echidna in Sonic the Hedgehog 2 (prototype 0612)
- Knuckles the Echidna in Sonic the Hedgehog 2 (prototype 0618)
- Knux
- Knuxster
- KojiChao
- Koji Yusa
- Kojiro Mikusa
- Kokko Island
- Konami Code
- Koolet