Prototypes by system

Notes

A lot of the wiki is a work in progress. Many games are currently lacking title screenshots.

Third generation

NES

Subpage: Prototypes by system/NES (471 prototypes)

1943: The Battle of Midway (Prototype B)

1943: The Battle of Midway (Prototype C)

1943: The Battle of Midway (Prototype)

2002 World Cup PK (PAL prototype)

A Week of Garfield (Prototype)

A Week of Garfield (Ver 0.9 prototype)

Addams Family (Aug 2, 1991 prototype)

Addams Family (Prototype B)

Fourth generation

Sega Mega Drive

Subpage: Prototypes by system/Sega Mega Drive (898 prototypes)

ATP Tour Championship Tennis (Aug 2, 1994 prototype)

ATP Tour Championship Tennis (Aug 5, 1994 prototype)

ATP Tour Championship Tennis (Aug 8, 1994 prototype)

ATP Tour Championship Tennis (Jul 19, 1994 prototype)

ATP Tour Championship Tennis (Jul 23, 1994 prototype)

ATP Tour Championship Tennis (May 9, 1994 prototype)

ATP Tour Championship Tennis (Sep 19, 1994 prototype)

ATP Tour Championship Tennis (Sep 8, 1994 prototype)

Sega CD

Subpage: Prototypes by system/Sega CD (67 prototypes)

Amazing Spider-Man vs The Kingpin (Jun 2, 1993 prototype)

Batman Returns (Apr 23, 1993 prototype)

Battlecorps (Feb 11, 1994 prototype)

Battletech: Gray Death Legion (Jan 5, 1995 prototype)

Black Hole Assault (Oct 1, 1992 prototype)

Bloodshot (Mar 9, 1995 prototype)

Bug Blasters: The Exterminators (Jan 23, 1995 prototype)

Burning Fists: Force Striker (Dec 7, 1993 prototype)

Sega 32X

Subpage: Prototypes by system/Sega 32X (166 prototypes)

ClayFighter 2: Judgment Clay (Apr 28, 1995 prototype)

Cosmic Carnage (Oct 11, 1994 prototype)

Cosmic Carnage (Oct 13, 1994 prototype)

Cosmic Carnage (Oct 4, 1994 prototype)

Cosmic Carnage (Oct 5, 1994 prototype)

Cosmic Carnage (Oct 7, 1994 prototype)

Cosmic Carnage (Sep 21, 1994 prototype)

Cosmic Carnage (Sep 26, 1994 prototype)

Sega Pico

Subpage: Prototypes by system/Sega Pico (117 prototypes)

101 Dalmatians (Aug 14, 1996 prototype)

101 Dalmatians (Aug 16, 1996 prototype)

101 Dalmatians (Aug 17, 1996 prototype B)

101 Dalmatians (Aug 17, 1996 prototype J)

101 Dalmatians (Aug 17, 1996 prototype U)

101 Dalmatians (Jul 18, 1996 prototype)

101 Dalmatians (Jul 3, 1996 prototype)

101 Dalmatians (Jul 5, 1996 prototype)

SNES

Subpage: Prototypes by system/SNES (592 prototypes)

90 Minutes: European Prime Goal (prototype)

ActRaiser (Prototype)

Activision TV Games (Aug 18, 2000 prototype)

Activision TV Games (Aug 8, 2000 prototype)

Activision TV Games (Aug 9, 2000 prototype)

Activision TV Games (Jul 14, 2000 prototype)

Activision TV Games (Jul 27, 2000 prototype)

Activision TV Games (Jul 4, 2000 prototype)

Fifth generation

Sega Saturn

Subpage: Prototypes by system/Sega Saturn (224 prototypes)

3D Baseball (Aug 30, 1996 prototype)

3D Baseball (Aug 6, 1996 prototype)

3D Baseball (Oct 16, 1996 prototype)

3D Baseball (Sep 19, 1996 prototype)

Alien Trilogy (Jul 23, 1996 prototype)

Alone in the Dark: One-Eyed Jack's Revenge (Mar 21, 1996 prototype)

Area 51 (Jul 11, 1996 prototype)

Area 51 (Jun 19, 1996 prototype)

PlayStation

Subpage: Prototypes by system/PlayStation (1316 prototypes)

007: The World Is Not Enough (Aug 26, 2000 prototype)

007: Tomorrow Never Dies (Oct 10, 1999 prototype)

2Xtreme (Aug 29, 1996 prototype)

3D Lemmings (Aug 23, 1995 prototype)

3D Lemmings (Aug 8, 1995 prototype)

A Bug's Life (Nov 18, 1998 prototype)

ATV: Quad Power Racing (Jul 4, 2000 prototype)

Ace Combat 3: Electrosphere (Dec 9, 1999 prototype)

Nintendo 64

Subpage: Prototypes by system/Nintendo 64 (269 prototypes)

007: The World is Not Enough (Dec 15, 1998 prototype)

007: The World is Not Enough (Prototype A)

007: The World is Not Enough (Prototype B)

40 Winks (Oct 7, 1999 prototype)

AeroGauge (Japanese demo)

Aidyn Chronicles: The First Mage (Apr 10, 2001 prototype)

Aidyn Chronicles: The First Mage (Dec 5, 2000 Prototype)

Aidyn Chronicles: The First Mage (Feb 1, 2001 Debug)

Atari Jaguar

Subpage: Prototypes by system/Atari Jaguar (51 prototypes)

AirCars (Nov 14, 1994 prototype)

Alien vs Predator (Apr 8, 1994 prototype)

Alien vs Predator (Aug 18, 1993 prototype)

Alien vs Predator (Oct 13, 1993 prototype)

Arena Football 95 (Prototype)

Asteroids 2000 (Jul 20, 1994 prototype)

Atari Karts (Prototype)

Barkley Shut Up and Jam! (Early prototype)

Atari Jaguar CD

Subpage: Prototypes by system/Atari Jaguar CD (15 prototypes)

Black Ice / White Noise (Prototype)

Soul Star (Jaguar CD Prototype)

Sixth generation

Dreamcast

Subpage: Prototypes by system/Dreamcast (528 prototypes)

18 Wheeler: American Pro Trucker (Apr 5, 2001 prototype)

18 Wheeler: American Pro Trucker (Feb 2, 2001 prototype)

4 Wheel Thunder (Jan 26, 2000 prototype)

4 Wheel Thunder (Jan 29, 2000 prototype)

4 Wheel Thunder (Mar 31, 2000 prototype)

4 Wheel Thunder (Nov 5, 1999 prototype)

4x4 Evolution (Jan 9, 2001 prototype)

90 Minutes: Sega Championship Football (Sep 18, 2001 prototype)

PlayStation 2

Subpage: Prototypes by system/PlayStation 2 (1758 prototypes)

.Hack Infection Part 1 (Jan 9, 2004 prototype)

007: Everything or Nothing (Dec 12, 2003 prototype)

007: Everything or Nothing (Dec 3, 2003 03.13 prototype)

007: From Russia with Love (Aug 16, 2005 prototype)

007: From Russia with Love (Aug 23, 2005 prototype)

007: From Russia with Love (Sep 25, 2005 prototype)

100 Bullets (Jun 30, 2004 prototype)

24: The Game (Dec 13, 2005 prototype)

Nintendo GameCube

Subpage: Prototypes by system/Nintendo GameCube (116 prototypes)

18 Wheeler: American Pro Trucker (Nov 12, 2001 prototype)

2 Games in 1: The SpongeBob SquarePants Movie / Battle for Bikini Bottom (Nov 10, 2005 prototype)

ATV: Quad Power Racing 2 (Oct 11, 2002 prototype)

Aggressive Inline (Aug 6, 2002 prototype)

Aggressive Inline (Jul 29, 2002 prototype)

All-Star Baseball 2003 featuring Derek Jeter (Jan 16, 2002 prototype)

Asterix & Obelix XXL (Feb 25, 2004 prototype)

Baldur's Gate: Dark Alliance (Oct 14, 2002 prototype)

Xbox

Subpage: Prototypes by system/Xbox (825 prototypes)

007: Everything or Nothing (Jan 7, 2004 prototype)

007: From Russia with Love (Dec 5, 2005 prototype)

007: From Russia with Love (Jul 13, 2005 prototype)

007: From Russia with Love (Sep 11, 2005 prototype)

007: From Russia with Love (Sep 30, 2005 prototype)

007: Nightfire (Oct 18, 2002 prototype)

100 Bullets (Apr 22, 2004 prototype)

100 Bullets (Aug 6, 2004 prototype)

Seventh Generation

Nintendo Wii

Subpage: Prototypes by system/Nintendo Wii (279 prototypes)

428: Shibuya Scramble (Kiosk demo)

Active Life: Explorer (Jun 9, 2010 prototype)

Active Life: Magical Carnival (Debug prototype)

Active Life: Magical Carnival (Nov 7, 2011 prototype)

Alien Syndrome (May 21, 2007 prototype)

All Star Cheer Squad 2 (Sep 23, 2009 prototype)

Assets/Tornado Outbreak/August 28, 2007 Design Document

Assets/Tornado Outbreak/July 2006 Design Document

Handhelds

Game Gear

Subpage: Prototypes by system/Game Gear (356 prototypes)

Aladdin (Dec 28, 1993 prototype)

Aladdin (Jan 11, 1994 prototype)

Aladdin (Jan 13, 1994 prototype)

Aladdin (Jan 24, 1994 prototype)

Andre Agassi Tennis (Prototype)

Asterix (Feb 16, 1994 prototype)

Asterix (Feb 22, 1994 prototype)

Asterix (Jan 25, 1994 prototype)

Neo Geo Pocket Color

Subpage: Prototypes by system/Neo Geo Pocket Color (25 prototypes)

Big Bang Pro Wrestling (Prototype)

Bust-a-Move Pocket (Prototype)

Cool Cool Jam (Demo)

Dark Arms: Beast Busters (Prototype)

Densha de Go! 2 (Prototype)

Dive Alert (Prototype)

King of Fighters R-1 & Melon-chan no Seichou Nikki (Prototype)

King of Fighters R-2 (Prototype)

Game Boy

Subpage: Prototypes by system/Game Boy (374 prototypes)

10-Pin Bowling (Game Boy prototype)

2097 ROM Pack II

2420 ROM Pack V

2440 ROM Pack

Alfred Chicken (Prototype)

Alien Olympics 2044 AD (Jun 14, 1994 prototype)

Alien Olympics 2044 AD (US prototype)

Alien Olympics 2044 AD (prototype A)

Game Boy Color

Subpage: Prototypes by system/Game Boy Color (348 prototypes)

3D Pocket Pool (Prototype)

40 Winks (Game Boy Color prototype)

AMF Bowling (Prototype)

ATV Racing (Apr 7, 2000 prototype A)

ATV Racing (Apr 7, 2000 prototype B)

ATV Racing (Prototype A)

ATV Racing (Prototype B)

Absolute X (Prototype)

Game Boy Advance

Subpage: Prototypes by system/Game Boy Advance (381 prototypes)

2 in 1: Dora the Explorer Double Pack (Prototype)

3D Terrain (2001 tech demo)

4×4 Off-Roaders (prototype)

AGB Aging Cartridge (1.0)

AGB Aging Cartridge (9.0)

Aardman Intro (Tech Demo) (prototype)

Ace Combat Advance (Prototype)

Advance Wars (iQue prototype)

Nintendo DS

Subpage: Prototypes by system/Nintendo DS (926 prototypes)

3D Action (prototype)

8Ball Allstars (Aug 15, 2008 Pool prototype)

8Ball Allstars (Feb 11, 2008 prototype)

8Ball Allstars (Feb 26, 2008 prototype)

A Boy and His Blob (Jul 21, 2005 prototype)

A Boy and His Blob (May 16, 2005 prototype)

A-Max Boxing (prototype)

A-Max Tennis (prototype)

PlayStation Portable

Subpage: Prototypes by system/PlayStation Portable (336 prototypes)

2010 FIFA World Cup South Africa (Feb 10, 2010 prototype - German & French)

ATV Offroad Fury Pro (Jan 31, 2007 prototype)

ATV Offroad Fury Pro (Sep 25, 2006 prototype)

ATV Offroad Fury Pro (Sep 4, 2006 prototype)

Ace Combat X: Skies of Deception (Aug 1, 2006 prototype)

Ace Combat X: Skies of Deception (Aug 16, 2006 prototype)

Ace Combat: Joint Assault (Jun 11, 2010 prototype)

Ace Combat: Joint Assault (Jun 14, 2010 JP demo)

Other

Atari ST

Subpage: Prototypes by system/Atari ST (5 prototypes)

Dominion (Aug 27, 1992 prototype)

Indigo (Atari ST prototype)

Jimmy White's Whirlwind Snooker (Atari ST prototype)

Jimmy White's Whirlwind Snooker (Aug 13, 1990 prototype)

Jimmy White's Whirlwind Snooker (May 18, 1990 prototype)

PC

Subpage: Prototypes by system/PC (1673 prototypes)

1000xRESIST (Jan 9, 2026 Dev Build)

3D Pinball: Space Cadet (Apr 26, 1995 prototype)

3D Pinball: Space Cadet (July 3, 1995 prototype)

3D Pinball: Space Cadet (June 12, 1995 prototype)

3D Pinball: Space Cadet (June 16, 1995 prototype)

3D Pinball: Space Cadet (June 27, 1995 prototype)

3D Pinball: Space Cadet (May 12, 1995 prototype)

3D Pinball: Space Cadet (May 26, 1995 prototype)