| World Cup USA 94 | EU | 1994-06 |
Tiertex | Commercial |
| World Cup USA 94 | KR | 1994-06 |
Tiertex | Commercial |
| World Cup USA 94 | US | 1994-06 |
Tiertex | Commercial |
| World Heroes | AS | 1994-07 |
Sega | Commercial |
| World Heroes | AS | 1994-07 |
Sega | Prototype |
| World Heroes | US | 1994-07 |
Sega | Commercial |
| World Heroes | US | 1994-07 |
Sega | Prototype |
| World Series Baseball | US | 1994-05 |
Sega | Commercial |
| World Series Baseball | US | 1994-05 |
Sega | Prototype |
| World Series Baseball '95 | US | 1995-05 |
Sega | Commercial |
| World Series Baseball '95 | US | 1995-05 |
Sega | Prototype |
| World Series Baseball '96 | US | 1996-07 |
Sega | Commercial |
| World Series Baseball 98 | US | 1997-09 |
Sega | Commercial |
| World Trophy Soccer | US | 1992-09 |
Krisalis Software | Commercial |
| World Trophy Soccer | WORLD | 1992-08 |
Virgin Games | Commercial |
| World of Illusion | CN | 1992-12 |
| Unlicensed |
| World of Illusion Starring Mickey Mouse and Donald Duck | EU | 1992-12 |
Sega | Commercial |
| World of Illusion Starring Mickey Mouse and Donald Duck | KR | 1993 |
Sega | Commercial |
| World of Illusion Starring Mickey Mouse and Donald Duck | US | 1993 |
Sega | Commercial |
| World of Illusion starring Mickey Mouse & Donald Duck | KR | 1992-12 |
Sega | Prototype |
| World of Illusion starring Mickey Mouse & Donald Duck | US | 1992-12 |
Sega | Prototype |
| World of Tanks | RU | 2013 |
BMB | Unlicensed |
| Worms | EU | 1996-08-08 |
Team17 | Commercial |
| Worms | EU | 1996-08-08 |
Team17 | Prototype |
| Worms | US | 1995 |
Ocean Software | Commercial |
| Worms | US | 1996-08 |
Team17 | Prototype |
| Worms | WORLD | 1996-08-08 |
Ocean Software | Commercial |
| Wrath of the Demon | US | 1992 |
| Prototype |
| Wrestle War | EU | 1991-06 |
Sega | Commercial |
| Wrestle War | EU | 1991-06 |
Sega | Prototype |
| Wrestle War | JP | 1991-06-28 |
Sega | Commercial |
| Wrestle War | JP | 1991-06-28 |
Sega | Prototype |
| Wrestleball | JP | 1991-02-08 |
Namco | Commercial |
| Wukong Waizhuan | TW | 1996 |
Gamtec | Unlicensed |
| Wushu Shen Jie | CN | 1992-02 |
| Unlicensed |
| X-Men | EU | 1993-03 |
Sega | Commercial |
| X-Men | US | 1993-03 |
Sega | Commercial |
| X-Men 2 - Clone Wars | EU | 1995-05 |
Sega | Commercial |
| X-Men 2 - Clone Wars | EU | 1995-05 |
Sega | Prototype |
| X-Men 2 - Clone Wars | US | 1995-05-15 |
Sega | Commercial |
| X-Men 2 - Clone Wars | US | 1995-05-15 |
Sega | Prototype |
| X-Perts | US | 1996-06 |
Sega | Commercial |
| X-Perts | US | 1996-06 |
Sega | Prototype |
| XDR - X-Dazedly-Ray | JP | 1990-08-26 |
UNIPACC | Commercial |
| Xeno Crisis | WORLD | 2018 |
Bitmap Bureau | Unlicensed |
| Xenon 2 - Megablast | EU | 1992-02 |
Virgin Games | Commercial |
| Xenon 2 - Megablast | WORLD | 1992-02 |
Virgin Games | Commercial |
| Xiao Monu - Magic Girl | TW | 1993 |
Gamtec | Unlicensed |
| Xin Chuangshiji | CN | 1994-06 |
| Unlicensed |
| Xin Guangming Yu Heian III - Gudai Fengyin | CN | |
| Unlicensed |
| Xin Qigai Wangzi | TW | 1996 |
C&E | Prototype |
| Xin Qigai Wangzi | TW | 1996 |
C&E | Unlicensed |
| Xin Shi Zhong Jian | CN | 1989-12 |
| Unlicensed |
| Xin Zhang Yewang - Bawang Chuan | CN | 1994-02 |
| Unlicensed |
| Xump 2 | WORLD | |
| Prototype |
| Xybots II | JP | 1994 |
Tengen | Demo |
| YM2017 | WORLD | |
| Unlicensed |
| YM2020 | WORLD | |
| Unlicensed |
| Yazzie | WORLD | 2020-03 |
RetroSouls | Unlicensed |
| Yie Ar Kung-Fu | WORLD | 2008 |
Evgeny | Unlicensed |
| Yimen Yinglie - Yangjia Jiang | TW | 1990 |
Piko Interactive | Unlicensed |
| Yogi Bear - Cartoon Capers | EU | 1994 |
Empire Interactive | Commercial |
| Yogi Bear - Cartoon Capers | US | 1994 |
Empire Interactive | Prototype |
| You Shall Not Steal | WORLD | 2022 |
Bala | Unlicensed |
| Ys - Wanderers from Ys | JP | 1991-11 |
Nihon Falcom | Commercial |
| Ys III | US | 1991-12 |
Nihon Falcom | Commercial |
| Ys III | US | 1991-12 |
Nihon Falcom | Prototype |
| Yu Yu Hakusho - Makyou Toitsusen | JP | 1994-09 |
Sega | Commercial |
| Yu Yu Hakusho - Makyou Toitsusen | JP | 1994-09 |
Sega | Prototype |
| Yu Yu Hakusho Gaiden | JP | 1994-01-28 |
Sega | Commercial |
| YuYu Hakusho - Sunset Fighters | BR | 1999 |
Sega | Commercial |
| ZPF | WORLD | 2023 |
Mega Cat Studios | Unlicensed |
| Zabu | WORLD | 2023-01 |
| Demo |
| Zan - Yasha Enbukyoku | JP | 1991-03-29 |
Wolf Team | Commercial |
| Zany Golf | EU | 1990-12 |
Electronic Arts | Commercial |
| Zany Golf | US | 1990-11 |
Electronic Arts | Unlicensed |
| Zany Golf | US | 1990-11 |
Electronic Arts | Commercial |
| Zero Tolerance | DE | 1994-10 |
Accolade | Commercial |
| Zero Tolerance | EU | 1994-10 |
Accolade | Commercial |
| Zero Tolerance | US | 1994-10 |
Accolade | Commercial |
| Zero Tolerance | WORLD | 1994-10 |
Accolade | Commercial |
| Zero Tolerance Underground | WORLD | 1994 |
Accolade | Prototype |
| Zero Wing | EU | 1992-07 |
Toaplan | Commercial |
| Zero Wing | JP | 1991-05-31 |
Toaplan | Commercial |
| Zero Wing | WORLD | 1991-05-31 |
Toaplan | Commercial |
| Zero the Kamikaze Squirrel | EU | 1994-07 |
Iguana Entertainment | Commercial |
| Zero the Kamikaze Squirrel | US | 1994-10 |
Iguana Entertainment | Commercial |
| Zhanqi - Chinese Battle Chess | TW | |
Creaton Softech | Unlicensed |
| Zhen Shihun - Samurai Spirits II | TW | 1998 |
| Unlicensed |
| Zhongguo Xiangqi | TW | |
Realtec | Unlicensed |
| Zhua Gui Dashi - Ghost Hunter | TW | 1994 |
Senchi Technology | Unlicensed |
| Zombi Terror | WORLD | 2014-07 |
Kabuto Factory | Unlicensed |
| Zombie High | US | 1994 |
Electronic Arts | Prototype |
| Zombies | EU | 1994-01-21 |
Konami | Commercial |
| Zombies Ate My Neighbors | US | 1993-11 |
Konami | Commercial |
| Zool | WORLD | 1993-12 |
Electronic Arts | Commercial |
| Zool - Ninja of the 'Nth' Dimension | EU | 1994 |
Electronic Arts | Commercial |
| Zool - Ninja of the 'Nth' Dimension | US | 1994-02 |
Electronic Arts | Commercial |
| Zool Redimensioned | WORLD | 1994 |
Electronic Arts | Commercial |
| Zoom! | WORLD | 1990-01-13 |
Sega | Commercial |