Region | Title | System | Version | Edition | Languages | Serial | Status |
| Knights in the Nightmare | PSP | 1.00 | Original, Test Sample | | ULUS-10539 | |
| Hayate no Gotoku!! Nightmare Paradise ハヤテのごとく!! ナイトメアパラダイス | PSP | 1.02 | Original, Tokubetsuban | | ULJM-05415 … | |
| Red Dead Redemption: Undead Nightmare | XBOX360 | | Original | | TT-2091 | |
| Nightmare Creatures II | DC | 1.000 | Original | | T-9504N | |
| Nightmare Creatures II | DC | 1.004 | Original | | T-9502D-50, T-9502D-76 | |
| Suchie-Pai Adventure: Doki Doki Nightmare (Disc 2) スーチーパイ・アドベンチャー ~ドキドキナイトメア~ | SS | 1.003 | Original, Special Package-ban | | T-5713G, T-5715G | |
| Suchie-Pai Adventure: Doki Doki Nightmare (Disc 1) スーチーパイ・アドベンチャー ~ドキドキ・ナイトメア~ | SS | 1.003 | Original, Special Package-ban | | T-5713G, T-5715G | |
| Alone in the Dark: The New Nightmare (Disc 2) | DC | 1.000 | Original | | T-15112D-18B | |
| Alone in the Dark: The New Nightmare (Disc 1) | DC | 1.000 | Original | | T-15112D-18A | |
| Alone in the Dark: The New Nightmare (Disc 2) | DC | 1.000 | Original | | T-15112D-09B | |
| Alone in the Dark: The New Nightmare (Disc 1) | DC | 1.000 | Original | | T-15112D-09A | |
| Star Gladiator 2: Nightmare of Bilstein スターグラディエイター2 ~ナイトメアオブビルシュタイン~ | DC | 1.002 | Original | | T-1204M | |
| Nightmare Creatures | PSX | | Demo | | SLUS-90011 | |
| Alone in the Dark: The New Nightmare (Disc 2) | PSX | | Original | | SLUS-01377 | |
| Alone in the Dark: The New Nightmare (Disc 1) | PSX | | Original | | SLUS-01201 | |
| Nightmare Creatures II | PSX | | Original | | SLUS-01112 | |
| Nightmare Creatures | PSX | | Original | | SLUS-00582 | |
| Tim Burton's The Nightmare Before Christmas: Oogie's Revenge | PS2 | 1.00 | Original | | SLUS 20860 | |
| The Nightmare of Druaga: Fushigi no Dungeon ザ・ナイトメア・オブ・ドルアーガ ~不思議のダンジョン~ | PS2 | 1.20 | Original | | SLPS 25377 | |
| Princess Nightmare プリンセスナイトメア | PS2 | 1.02 | Original | | SLPM 66973 | |
| Tim Burton's The Nightmare Before Christmas: Boogie no Gyakushuu ティム・バードン ナイトメアー・ビフォアー・クリスマス ブギーの逆襲 | PS2 | 1.02 | Original, Premium Pack | | SLPM 65739 … | |
| Tim Burton's The Nightmare Before Christmas: Boogie no Gyakushuu ティム・バードン ナイトメアー・ビフォアー・クリスマス ブギーの逆襲 | PS2 | 1.00 | Taikenban | | SLPM 61090 | |
| Teenage Mutant Ninja Turtles 3: Mutant Nightmare | PS2 | 1.00 | Original | | SLES-53850 | |
| Alone in the Dark: The New Nightmare | PS2 | 1.00 | Original | | SLES-50185 | |
| Alone in the Dark: The New Nightmare (Disc 2) | PSX | | Original, Platinum | | SLES-12805 … | |
| Alone in the Dark: The New Nightmare (Disc 2) | PSX | | Original | | SLES-12803 | |
| Alone in the Dark: The New Nightmare (Disc 2) | PSX | | Original | | SLES-12801 | |
| Alone in the Dark: The New Nightmare (Disc 1) | PSX | | Original, Platinum | | SLES-02805 … | |
| Alone in the Dark: The New Nightmare (Disc 1) | PSX | | Original | | SLES-02803 | |
| Alone in the Dark: The New Nightmare (Disc 1) | PSX | | Original | | SLES-02801 | |
| Nightmare Creatures ナイトメア・クリーチャーズ | PSX | | Original | | SIPS 60027 | |
| Rise of Nightmares ライズオブナイトメア | XBOX360 | | Original | | SE-2118 | |
| Nightmare Creatures | PSX | | Original | | SCES-00582 | |
| Phantasmagoria (Disc 6) Roberta Williams' Phantasmagoria: Pray It's Only a Nightmare | PC | 1.000.000 | Original, Deluxe Limited Edition | | S4190220Z12Z6 | |
| Phantasmagoria (Disc 1) Roberta Williams' Phantasmagoria: Pray It's Only a Nightmare | PC | 1.100.000UK | Original | | S4190220Z12Z1 | |
| Phantasmagoria (Disc 7) Phantasmagoria: Pray It's Only a Nightmare | PC | 1.0 | Original | | S277470 | |
| Phantasmagoria (Disc 6) Phantasmagoria: Pray It's Only a Nightmare | PC | 1.0 | Original | | S277460 | |
| Phantasmagoria (Disc 5) Phantasmagoria: Pray It's Only a Nightmare | PC | 1.0 | Original | | S277450 | |
| Phantasmagoria (Disc 4) Phantasmagoria: Pray It's Only a Nightmare | PC | 1.0 | Original | | S277440 | |
| Phantasmagoria (Disc 3) Phantasmagoria: Pray It's Only a Nightmare | PC | 1.0 | Original | | S277430 | |
| Phantasmagoria (Disc 2) Phantasmagoria: Pray It's Only a Nightmare | PC | 1.0 | Original | | S277420 | |
| Phantasmagoria (Disc 1) Phantasmagoria: Pray It's Only a Nightmare | PC | 1.0 | Original, Chapter 1 Demo | | S277410 | |
| Nightmare Creatures ナイトメア・クリーチャーズ | PSX | | Taikenban | | PCPX 96101 | |
| Hidden Secrets: The Nightmare | PC | 1.1 | Original | | P/N 61325-CD | |
| Hidden Secrets: The Nightmare | PC | 1.0 | Original | | P/N 61300-CD | |
| American McGee's Alice in Nightmare アリス イン ナイトメア | PC | | EA Best Selections | | EMWB-7056 | |
| Psychic Detective Series Vol. 5: Nightmare サイキック・ディテクティヴ・シリーズ VOL.5 「ナイトメア」 | FMT | | DCCS (FM Towns Release, PC-9821 Release) | | DWDC4024 | |
| Nightmare Ned | PC | | Original | | C1574 | |
| Tim Burton's The Nightmare Before Christmas: Oogie's Revenge | XBOX | | Original | | BV-004 | |
| Red Dead Redemption: Undead Nightmare | PS3 | 01.00 | Original | | BLUS-30711 | |
| Red Dead Redemption: Undead Nightmare レッド・デッド・リデンプション アンデッド・ナイトメア | PS3 | 01.01 | Original | | BLJM 60314 | |
| Red Dead Redemption: Undead Nightmare | PS3 | 01.00 | Original | | BLES-01179 … | |
| Alone in the Dark: The New Nightmare (Disc 3) | PC | | Covermount, EMCx: Gli Imperdibili, Trilogy 3 Videogame | | ALO4PCI/A3 | |
| Alone in the Dark: The New Nightmare (Disc 2) | PC | | EMCx: Gli Imperdibili, Trilogy 3 Videogame | | ALO4PCI/A2 | |
| Alone in the Dark: The New Nightmare (Disc 1) | PC | | Covermount, EMCx: Gli Imperdibili, Trilogy 3 Videogame | | ALO4PCI/A1 | |
| Alone in the Dark: The New Nightmare (Disc 3) | PC | 2.00 | Original, Best of Atari | | ALO4PCG/A3 | |
| Alone in the Dark: The New Nightmare (Disc 2) | PC | 2.00 | Original, Best of Atari | | ALO4PCG/A2 | |
| Alone in the Dark: The New Nightmare (Disc 1) | PC | 2.00 | Original | | ALO4PCG/A1 | |
| Alone in the Dark: The New Nightmare (Disc 3) | PC | | Original | | ALO4PCD/A3 | |
| Alone in the Dark: The New Nightmare (Disc 2) | PC | | Original | | ALO4PCD/A2 | |
| Alone in the Dark: The New Nightmare (Disc 1) | PC | | Original | | ALO4PCD/A1 | |
| Alone in the Dark: The New Nightmare (Disc 3) | PC | | Best of Infogrames | | 1010572 | |
| Alone in the Dark: The New Nightmare (Disc 2) | PC | | Best of Infogrames | | 1010571 | |
| Alone in the Dark: The New Nightmare (Disc 1) | PC | | Best of Infogrames | | 1010570 | |
| Nightmare Creatures | PC | | Original | | 1000155.101.US | |
| Nightmare Creatures | PC | | Original | | 1000155.101.UK | |
| Alone in the Dark: The New Nightmare (Disc 3) | PC | 1.01 | Original, Rerelease | | 04-21639CD3 | |
| Alone in the Dark: The New Nightmare (Disc 2) | PC | 1.01 | Original, Rerelease | | 04-21639CD2 | |
| Alone in the Dark: The New Nightmare (Disc 1) | PC | 1.01 | Original, Rerelease | | 04-21639CD1 | |
| Blood II: The Chosen: The Nightmare Levels | PC | 1.0.233 | Original | | 04-18121CD | |
| Killer Is Dead: Nightmare Edition (Disc 2) | PC | | Original | | 00140424-01, 1004128L2INT | |
| Killer Is Dead: Nightmare Edition (Disc 1) | PC | | Original | | 00140424-01, 1004128L1INT | |
| Phantasmagoria (Disc 7) Phantasmagoria: Pray It's Only a Nightmare | PC | | | | | |
| Phantasmagoria (Disc 6) Phantasmagoria: Pray It's Only a Nightmare | PC | | | | | |
| Phantasmagoria (Disc 5) Phantasmagoria: Pray It's Only a Nightmare | PC | | | | | |
| Phantasmagoria (Disc 4) Phantasmagoria: Pray It's Only a Nightmare | PC | | | | | |
| Phantasmagoria (Disc 3) Phantasmagoria: Pray It's Only a Nightmare | PC | | | | | |
| Phantasmagoria (Disc 2) Phantasmagoria: Pray It's Only a Nightmare | PC | | | | | |
| Phantasmagoria (Disc 1) Phantasmagoria: Pray It's Only a Nightmare | PC | | | | | |
| KISS Psycho Circus: The Nightmare Child / Heavy Metal: F.A.K.K. 2: Bonus Disc! KISS Psycho Circus: The Nightmare Child / Heavy Metal: FAKK 2: Bonus Disc! | PC | | Original | | | |
| KISS Psycho Circus: The Nightmare Child | PC | 1.0 | Original | | | |
| KISS Psycho Circus: The Nightmare Child | PC | 1.0 | Covermount | | | |
| Flying Nightmares | 3DO | | Original | | | |
| Flying Nightmares | 3DO | | Original | | | |
| Blood II: The Chosen: The Nightmare Levels | PC | 1.0.233 | Original | | | |
| Alone in the Dark: The New Nightmare (Disc 1) | PC | 2.00 | Best of Atari | | | |