References to Sonic in video games

Sonic the Hedgehog is a very popular character, and as such, has been known to make cameos in other games. Below is a list of a few.

Game	Year	System	Description	Screenshots
Art Alive	1991	Sega Mega Drive	Sonic appears as "stamps" to be placed.
Beach Spikers	2001	Arcade, Nintendo GameCube	A giant inflatable Sonic floats above one of the volleyball courts.
Blue Stinger	1999	Sega Dreamcast	A store is occupied by copies of Sonic Adventure.
Bug!	1995	Sega Saturn, PC	One of the game's bonus stages features the character, Bug, racing against Sonic.	120px
Christmas NiGHTS	1996	Sega Saturn	One of the presents is to play as Sonic in the Spring Valley Time Attack.
Clockwork Knight 2	1995	Sega Saturn	In a hidden movie, a Sonic toy can be seen sitting on a shelf.
Crusader of Centy/Ragnacenty/Soleil	1994	Sega Mega Drive	An action RPG. In a small beach, Sonic lays in a lawn chair. Talk to Sonic and he says: "Tsk, tsk. I'm a gallant hedgehog. Don't mess or you'll get burned."
Daytona USA	1993	Arcade, Sega Saturn	Sonic appears carved in a stone mountain on the Three-Seven Speedway course.
Donkey Kong Country 2	1995	SNES, Game Boy Advance	At the end of the game, Diddy gets rated as a video game hero according to how many of the DK Coins you collect. On the screen is a trash can labeled "No Hopes" with Sonic's shoes next to it.
F1	1993	Sega Master System	Sonic is seen on billboards on some tracks.
Formula One World Championship: Beyond the Limit/Heavenly Symphony	1994	Sega Mega CD	Sonic and Tails' heads can be spotted on billboards on some tracks and the background of a menu.
Feel the Magic: XY/XX	2004	Nintendo DS	In the 'Paint' mini game, one of the shapes which requires coloring is a Sonic head. You can also unlock a Sonic wig for your girlfriend, when Sonic Advance is inserted into the GBA cartridge slot. Having Sonic Advance 3 in the GBA cartridge slot will unlock a Chao wig. Both wigs can also be unlocked by completing the game on 'Hell mode'.
Fighting Vipers	1995	Arcade, Sega Saturn	In the intro movie, Sanman's pile of toys contains a model of the Lunar Fox, the spaceship Tails creates in Sonic the Fighters.
Get Bass/Sega Bass Fishing	1998	Arcade, Dreamcast, PC, Wii	After a few courses you receive a Sonic lure.
Illbleed	2001	Sega Dreamcast	One of the bosses resembles Sonic the Hedgehog (albeit in Demon form) and even spouts rings when hit and Spin Dashes as an attack.
J-League Pro Striker	1993	Sega Mega Drive	Sonic is seen at the Sega logo.
Knuckles' Chaotix	1995	Sega 32X	Sonic and Tails appear in the "good ending".
L.A. Machineguns	1997	Arcade	Sonic and the Sonic Adventure logo appear as neon signs in the Las Vegas stage.
Last Bronx	1996	Arcade, Saturn, PC, PS2	In Tommy's stage, there is a poster of Sonic on a building in the background. Also, there's a sticker of Sonic on Tommy's outfit.
Le Mans 24	1998	Arcade	Sonic is a hidden racer.
Metal Head	1994	Sega 32X	Sonic appears on a billboard in the scenery.
NBA 2K	1999	Sega Dreamcast	Players can create a team called the Hedgehogs, which features Sonic holding a basketball as the logo.
NHL 2K	2000	Sega Dreamcast	Sonic appears on the Jumbotron occasionally.
Omakase! Savers	1996	Sega Saturn	Sonic and Tails plushies appear in an FMV sequence.
OutRunners	1992	Arcade, Sega Mega Drive	In the intro Sonic and Tails fly in two versions of their biplane, the Tornado, and sprinkle the Sega logo. In the game, Sonic billboards appear off to the sides.
Pet Club: Neko Daisuki!	1996	Sega Game Gear	Sonic appears as a poster in one room.
Phantasy Star IV	1995	Sega Mega Drive	A book in the grammar school is about Sonic.
Phantasy Star Online	2000	Sega Dreamcast	Sonic, Knuckles, and Tails have cameoed online numerous times.
Popful Mail	1994	Sega Mega CD	The main character Mail examines a billboard in the game, which has a small drawing of Sonic off to the side.
Premier Manager	1995	Sega Mega Drive	Chaotix logos are available for decoration of the stadium.
Premier Manager '97	1996	Sega Mega Drive	Sonic & Knuckles logos are available for decoration of the stadium.
Rad Mobile/Gale Racer	1990	Arcade, Sega Saturn	A cute Sonic the Hedgehog air freshener is hanging on the rear view mirror. It was Sonic's first appearance in a game, predating even the first title of his own series. The Saturn version has more characters appearing as air fresheners.
Scud Race/Sega Super GT	1996	Arcade	Sonic appears on a billboard in the Beginner (Day) track.
Sega Game Pack 4 in 1	1992	Sega Game Gear	Sonic is the umpire in the tennis game.
Sega Splash! Golf	2007	PC	Sonic is a caddy.
Sega Superstars	2004	PlayStation 2	One of the 12 games is based upon a Sonic-style Special Stage.
Segagaga	2001	Sega Saturn	Sonic appears in the intro FMV.
Shenmue	1999	Sega Dreamcast	Sonic character dolls are available.
Shining Force II	1993	Sega Mega Drive	There is a secret battle after the ending credits on a playfield shaped like Sonic, from the Sonic Software Planning logo.
The Amazing Spider-Man vs. The Kingpin	1993	Sega Mega CD	In the game's ending, a carving of Sonic's head can be spotted on a cave in the background.
Spikeout	1998	Arcade	Sonic appears near an elevator in one of the levels.
Tamagotchi Park	1997	Sega Saturn	Treat your tamagotchi right, and it'll become a Sonagotchi.
Tom & Jerry: The Movie	1993	Sega Game Gear	An ad for Sonic appears on the windows of a bookstore in one level.
Toy Commander	1999	Sega Dreamcast	Sonic appears on a calendar on the floor in some stages.
Ultimate Soccer	1993	Sega Mega Drive	Sonic is seen at the Sega logo, plus the menus.
Virtua Fighter 2	1994	Arcade, Sega Saturn, PC	When Jacky Bryant and Sarah Bryant fight, a hidden stage called Chicago is chosen. There's a brick wall in the background with graffiti, including a doodle of Sonic.
Virtua Fighter Kids	1996	Arcade, Sega Saturn	Same as Virtua Fighter 2.
Virtua Striker 3	2001	Arcade, Sega Dreamcast	A hidden team has Sonic, Tails, Knuckles, Amy, Dr. Eggman, and a Chao as players, with Yuji Naka as the coach.
Wacky Worlds	1994	Sega Mega Drive	Sonic and Tails are on the game's cover, Sonic is in a spaceship and is your cursor to select a world to play in, and Tails is a stamp in the jungle area.
WaveRunner	1996	Arcade	Sonic appears on the back of a racer's lifejacket.