| .Hack Infection Part 1 (Jan 9, 2004 prototype) | 9 January 2004 18:01:59 | PlayStation 2 |
| 101 Dalmatians (Aug 14, 1996 prototype) | 14 August 1996 06:07:02 | Sega Pico |
| 101 Dalmatians (Aug 16, 1996 prototype) | 16 August 1996 05:19:20 | Sega Pico |
| 101 Dalmatians (Aug 17, 1996 prototype B) | 17 August 1996 06:47:28 | Sega Pico |
| 101 Dalmatians (Aug 17, 1996 prototype J) | 16 August 1996 20:56:56 | Sega Pico |
| 101 Dalmatians (Aug 17, 1996 prototype U) | 16 August 1996 18:59:48 | Sega Pico |
| 101 Dalmatians (Jul 18, 1996 prototype) | 18 July 1996 12:31:08 | Sega Pico |
| 101 Dalmatians (Jul 3, 1996 prototype) | 3 July 1996 11:22:50 | Sega Pico |
| 101 Dalmatians (Jul 5, 1996 prototype) | 7 July 1996 13:11:32 | Sega Pico |
| 101 Dalmatians (May 21, 1996 prototype) | 21 May 1996 17:26:14 | Sega Pico |
| 101 Dalmatians (May 31, 1996 prototype) | 31 May 1996 08:51:22 | Sega Pico |
| ATP Tour Championship Tennis (Aug 2, 1994 prototype) | 2 August 1994 16:39:48 | Sega Mega Drive |
| ATP Tour Championship Tennis (Aug 5, 1994 prototype) | 5 August 1994 05:22:18 | Sega Mega Drive |
| ATP Tour Championship Tennis (Aug 8, 1994 prototype) | 8 August 1994 15:44:46 | Sega Mega Drive |
| ATP Tour Championship Tennis (Jul 19, 1994 prototype) | 19 July 1994 05:43:00 | Sega Mega Drive |
| ATP Tour Championship Tennis (Jul 23, 1994 prototype) | 25 July 1994 12:02:30 | Sega Mega Drive |
| ATP Tour Championship Tennis (May 9, 1994 prototype) | 26 May 1994 21:33:22 | Sega Mega Drive |
| ATP Tour Championship Tennis (Sep 19, 1994 prototype) | 19 September 1994 05:53:12 | Sega Mega Drive |
| ATP Tour Championship Tennis (Sep 8, 1994 prototype) | 14 September 1994 06:10:28 | Sega Mega Drive |
| Aero the Acro-Bat (PAL prototype) | | Sega Mega Drive |
| Akira (Prototype) | | Sega Mega Drive |
| Aladdin (Dec 28, 1993 prototype) | 29 December 1993 11:11:18 | Game Gear |
| Aladdin (Jan 11, 1994 prototype) | 9 January 1994 19:35:30 | Game Gear |
| Aladdin (Jan 13, 1994 prototype) | 13 January 1994 18:05:22 | Game Gear |
| Aladdin (Jan 24, 1994 prototype) | 24 January 1994 19:34:02 | Game Gear |
| Amplitude (May 27, 2003 prototype) | 27 May 2003 11:49:56 | PlayStation 2 |
| Art of Fighting (Aug 1, 1994 prototype) | 1 August 1994 13:42:44 | Sega Mega Drive |
| Art of Fighting (Jul 11, 1994 prototype) | 12 July 1994 01:13:38 | Sega Mega Drive |
| Asterix (Feb 16, 1994 prototype) | 16 February 1994 11:05:14 | Game Gear |
| Asterix (Feb 22, 1994 prototype) | 22 February 1994 09:14:06 | Game Gear |
| Asterix (Jan 25, 1994 prototype) | 25 January 1994 16:53:24 | Game Gear |
| Asterix (Mar 15, 1994 prototype) | 15 March 1994 11:54:48 | Game Gear |
| Asterix (Mar 16, 1994 prototype) | 16 March 1994 16:58:18 | Game Gear |
| Asterix (Mar 3, 1994 prototype) | 3 March 1994 10:02:44 | Game Gear |
| Atmosfear (Jul 12, 1994 prototype) | 12 July 1994 | SNES |
| BMX XXX (Oct 9, 2002 prototype) | 9 October 2002 04:58:14 | PlayStation 2 |
| Baby Boom (Aug 11, 1994 prototype) | 11 August 1994 21:54:54 | Sega Mega Drive |
| Baby Boom (Jun 3, 1994 prototype) | 3 June 1994 19:14:18 | Sega Mega Drive |
| Baby Boom (Jun 6, 1994 prototype) | 6 June 1994 18:02:48 | Sega Mega Drive |
| Bakuryu (Nov 27, 1999 prototype) | 27 November 1999 15:23:58 | PlayStation |
| Barkley Shut Up and Jam! 2 (Prototype) | | Sega Mega Drive |
| Beethoven's 2nd: The Quest for Pups (Prototype) | | Sega Mega Drive |
| Berenstain Bears (Aug 1, 1994 prototype) | 1 August 1994 21:59:02 | Game Gear |
| Berenstain Bears (Aug 11, 1994 prototype A) | 11 August 1994 11:48:12 | Game Gear |
| Berenstain Bears (Aug 11, 1994 prototype) | 11 August 1994 07:14:54 | Game Gear |
| Berenstain Bears (Aug 12, 1994 prototype) | 12 August 1994 19:55:02 | Game Gear |
| Berenstain Bears (Aug 13, 1994 prototype) | 13 August 1994 20:40:22 | Game Gear |
| Berenstain Bears (Aug 14, 1994 prototype) | 14 August 1994 09:43:42 | Game Gear |
| Berenstain Bears (Aug 19, 1994 prototype) | 19 August 1994 | Game Gear |
| Berenstain Bears (Aug 20, 1994 prototype) | 20 August 1994 09:32:14 | Game Gear |