Region | Title | System | Version | Edition | Languages | Serial | Status |
| Knockout Kings 2001 | PSX | | Original | | SLUS-01269 | |
| Knockout Kings 2000 | PSX | | Original | | SLUS-00993 | |
| Knockout Kings | PSX | | Original | | SLUS-00737 … | |
| Kingsley's Adventure | PSX | | Original | | SLUS-00801 | |
| Kingpin: Life of Crime | PC | | Original | | CD-C95-848-0 | |
| Kingdom Under Fire: The Crusaders 킹덤언더파이어: 더 크루세이더즈 | XBOX | | Original | | PL-002 | |
| Kingdom Under Fire (Disc 2) | PC | 1.06 | Original | | | |
| Kingdom Under Fire (Disc 1) | PC | 1.06 | Original | | | |
| Kingdom of Paradise | PSP | 1.00 | Original | | UCUS-98623 | |
| Kingdom Hearts: Re:Chain of Memories | PS2 | 1.00 | Original, Greatest Hits | | SLUS 21799 … | |
| Kingdom Hearts: HD 2.5 ReMIX | PS3 | 01.00 | Original, Greatest Hits | | BLUS-31460 | |
| Kingdom Hearts: HD 1.5 ReMIX | PS3 | 01.00 | Original, Greatest Hits, Limited Edition | | BLUS-31212 … | |
| Kingdom Hearts: Birth by Sleep | PSP | 1.00 | Original, Demo | | UCUS-98173 … | |
| Kingdom Hearts II | PS2 | 1.00 | Original, Greatest Hits | | SLUS 21005 … | |
| Kingdom Hearts | PS2 | 1.01 | Original, Greatest Hits | | SLUS 20370 … | |
| King's Quest: Mask of Eternity | PC | 1.0.0.3 | Rerelease | | | |
| King's Quest: Collector's Edition (Disc 1) | PC | | Original | | 833124331/S312432 | |
| King's Quest VII: The Princeless Bride | PC | 2.00b | 3 Free | | S308430 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | 833021000 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | 833024331\S302430 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | SierraOriginals | | | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.000 | Original | | 833021000 | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | 5 ft. 10 Pak Vol. I, Rerelease | | | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | 5 Ft 10 Pak In A Box Volume One, Platinum | | KQU344AE-CD | |
| King's Quest Collection Series (Disc 2) | PC | | Original | | | |
| King's Quest Collection Series (Disc 1) | PC | | Original | | | |
| King's Field: The Ancient City | PS2 | 2.00 | Original | | SLUS 20318 | |
| King's Field II | PSX | | Original | | SLUS-00255 | |
| King's Field | PSX | | Original | | SLUS-00158 | |
| The King of Fighters XIII | PS3 | 01.03 | Original | | BLUS-30845 | |
| The King of Fighters XII | PS3 | 01.00 | Original | | BLUS-30353 | |
| The King of Fighters XI | PS2 | 1.00 | Original | | SLUS 21687 … | |
| The King of Fighters Collection: The Orochi Saga | PS2 | 1.02 | Original | | SLUS-21554 | |
| The King of Fighters Collection: The Orochi Saga | WII | | Original | | RVL-RKFE-USA | |
| The King of Fighters 2006 | PS2 | 1.03 | Original | | SLUS 21365 | |
| The King of Fighters '99 | PSX | | Original | | SLUS-01332 | |
| The King of Fighters '98: Ultimate Match | PS2 | 1.01 | Original | | SLUS-21816 … | |
| The King of Fighters '98: Ultimate Match (Bonus Disc) | PC | | Original | | | |
| The King of Fighters '95 | PSX | | Original | | SCUS-94205 | |
| Kohan II: Kings of War | PC | 1.1.4.0 K2 | Original | | | |
| Knockout Kings 2003 | GC | | Original | | DL-DOL-GKKE-USA | |
| Knockout Kings 2002 | PS2 | 1.00 | Original | | SLUS-20369 | |
| Knockout Kings 2002 | XBOX | | Original | | EA-010 | |
| Knockout Kings 2001 | PS2 | 1.00 | Original | | SLUS 20150 | |
| Knights and Merchants Knights and Merchants: The Shattered Kingdom | PC | 1.3 ENG | Original | | | |
| Kings Collection | PC | | Original | | P/N: 10763-A | |
| Kingpin: Life of Crime | PC | | Demo | | CD-C95-848-D | |
| Kingdoms of Amalur: Reckoning | PC | | Original | | | |
| Kingdom: The Far Reaches | CDI | | Original | | 310690262-2 | |
| Kingdom: The Far Reaches | 3DO | | Beta (CD-R) | | | |
| Kingdom: The Far Reaches | PC | | Original | | CD-ICD-052-0 | |
| Kingdom Under Fire: A War of Heroes | PC | | Demo | | | |
| Kingdom of Paradise | PSP | 0.20 | Beta | | | |
| Kingdom of Kanday: Electronic Atlas | PC | | Original | | | |
| Kingdom O' Magic (Disc 2) (Shah-Ron) | PC | 1.09 | Original | | 04-11459CD1 | |
| Kingdom O' Magic (Disc 1) (Thidney) | PC | 1.09 | Original | | 04-11459CD2 | |
| Kingdom II: Shadoan (Disc 1) | PC | | | | 752937-30972-a | |
| Kingdom Hearts II | PS2 | 0.10 | Preview ROM | | SLUS-21005 | |
| Kingdom Hearts (E3 2002 Media CD) | PC | | Press Kit | | | |
| King's Quest: The Complete Collection | XBOX360 | | Original | | AV-2342 | |
| King's Quest: Collector's Edition (Disc 2) | PC | | Original | | 833124331/S312433 | |
| King's Quest: Collector's Edition (Disc 2) | PC | | Original | | 833124331/S312433 | |
| King's Quest VII: The Princeless Bride | PC | 2.00b | Original | | | |
| King's Quest VII: The Princeless Bride | PC | 2.0 | Demo | | WH833084330 | |
| King's Quest VII: The Princeless Bride | PC | 1.4 | Original | | S308431 | |
| King's Quest VII: The Princeless Bride | PC | | Original | | | |
| King's Quest VII | PC | 2.0 | Demo | | | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Mega CD Fantasy 3-Pack | | 833024331\S302430 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | 833021000 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | Rerelease | | 833021000 | |
| King's Quest VI: Heir Today, Gone Tomorrow | PC | 1.000.00G | SierraOriginals | | | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | Rerelease | | | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | Original | | 833064331 | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | SierraOriginals | | | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | SierraOriginals | | | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | 1.000.052 | Original | | 833064331 | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | | 5 ft. 10 PAK | | | |
| King's Quest V: Absence Makes the Heart Go Yonder King's Quest V: Absence Makes the Heart Go Yonder! | PC | | Original | | | |
| King's Quest Collection Series (Disc 3) | PC | | Original | | | |
| King's Quest Collection Series (Disc 3) | PC | | Original | | | |
| King's Quest Collection Series (Disc 1) | PC | | Original | | | |
| King's Bounty: The Legend | PC | 1.6b7 (build 32746) | Original | | Part # 27593DV | |
| King's Bounty: Armored Princess / King's Bounty: Crossworlds | PC | 1.3.1 (build 6171) | Original | | 128749 | |
| King Sol | PC | 1.3 | Original | | | |
| The King of Route 66 | PS2 | 1.00 | Original | | SLUS 20522 | |
| The King of Fighters: Neowave | XBOX | | Original | | SN-010 | |
| The King of Fighters: Evolution | DC | 1.000 | Original | | T-44302N | |
| The King of Fighters: Dream Match 1999 | DC | 1.004 | Original | | T-3101N | |
| The King of Fighters Collection: The Orochi Saga | PSP | 1.0 | Original | | ULUS-10360 | |
| The King of Fighters 2003 | PS2 | 1.03 | The King of Fighters 02/03 | | SLUS 20996 | |
| The King of Fighters 2002: Challenge to Ultimate Battle | PS2 | 1.03 | The King of Fighters 02/03 | | SLUS 20995 | |
| The King of Fighters 2001 | PS2 | 1.04 | The King of Fighters 00/01 | | SLUS 20839 | |
| The King of Fighters 2000 | PS2 | 1.05 | The King of Fighters 00/01 | | SLUS 20834 | |
| King of Dragon Pass | PC | 1.3 (518) | Rerelease | | cdA | |
| King of Clubs | WII | | Original | | RVL-R6VE-USA | |
| King Kong E3 Press Kit | PC | | Press Kit | | | |
| King Arthur | PS2 | 1.02 | Original | | SLUS 21046 | |
| King Arthur | GC | | Original | | DL-DOL-GKHE-USA | |
| King Arthur | XBOX | | Original | | KN-036 | |