| 1 | The Ultimate Doom | PC | | 1/1/2021 |
| 2 | Serious Sam Classics: Revolution | PC – Steam | Bright Island only | 2/1/2021 |
| 3 | 5 Days a Stranger | PC | | 2/1/2021 |
| 4 | Sigil | PC | Doom datadisk | 2/1/2021 |
| 5 | Sigil | PC | Doom datadisk – Ultra Violence | 3/1/2021 |
| 6 | The Original Strife: Veteran Edition | PC – GOG | | 5/1/2021 |
| 7 | Clive Barker’s Undying | PC – GOG | | 10/1/2021 |
| 8 | Alien Cabal | PC | | 11/1/2021 |
| 9 | Silent Hill: Homecoming | PS3 | | 16/1/2021 |
| 10 | Unreal Gold | PC – GOG | | 18/1/2021 |
| 11 | Unreal Mission Pack: Return to Na Pali | PC – GOG | Unreal datadisk | 19/1/2021 |
| 12 | Play Novel: Silent Hill | Game Boy Advance | as Harry | 19/1/2021 |
| 13 | Posel Bohů | PC | Windows 98 | 22/1/2021 |
| 14 | Redneck Rampage | PC – GOG | | 26/1/2021 |
| 15 | Sanitarium | PC – GOG | | 28/1/2021 |
| 16 | Silent Hill: The Arcade | Arcade | | 30/1/2021 |
| 17 | Castlevania: The Adventure | GameBoy | patched version | 30/1/2021 |
| 18 | Play Novel: Silent Hill | Game Boy Advance | as Cybil | 30/1/2021 |
| 19 | The Lost Episodes of Doom | PC | Doom Datadisk | 30/1/2021 |
| 20 | Redneck Rampage: Suckin’ Grits on Route 66 | PC – GOG | Redneck Rampage datadisk | 1/2/2021 |
| 21 | Redneck Rampage Rides Again | PC – GOG | Redneck Rampage datadisk | 2/2/2021 |
| 22 | Castlevania: Symphony of the Night | PS3 | | 7/2/2021 |
| 23 | Castlevania Vampire’s Kiss | SNES | Emulator on PSP | 9/2/2021 |
| 24 | Diablo II | PC | | 12/2/2021 |
| 25 | Diablo II: Lord of Destruction | PC | Diablo II datadisk | 14/2/2021 |
| 26 | Lands of Lore: The Throne of Chaos | PC – GOG | | 17/2/2021 |
| 27 | Duke Nukem 3D: Atomic Edition | PC – Steam | | 17/2/2021 |
| 28 | Levels in Duke Caribbean: Life’s A Beach | PC – Steam | Duke Nukem 3D datadisk | 18/2/2021 |
| 29 | Duke Nukem 3D: Nuclear Winter | PC – Steam | Duke Nukem 3D datadisk | 18/2/2021 |
| 30 | Duke It Out In D.C. | PC – Steam | Duke Nukem 3D datadisk | 19/2/2021 |
| 31 | Duke Nukem 3D: 20th Anniversary World Tour | PC – Steam | 5th episode | 19/2/2021 |
| 32 | Amid Evil | PC – Steam | | 3/3/2021 |
| 33 | The Ultimate Doom | Nintendo Switch | | 5/3/2021 |
| 34 | Castlevania (1986) | Nintendo Switch | | 8/3/2021 |
| 35 | Super Castlevania IV | Nintendo Switch | | 9/3/2021 |
| 36 | Soldier of Fortune | PC – GOG | | 10/3/2021 |
| 37 | Castlevania: Bloodlines | Nintendo Switch | | 11/3/2021 |
| 38 | Chasm: The Rift | PC | | 18/3/2021 |
| 39 | Commander Keen 1: Marooned on Mars | PC – GOG | | 21/3/2021 |
| 40 | Abyss of Pandemonium | PC | Quake datadisk | 21/3/2021 |
| 41 | Episode 5: Dimension of the Past | PC | Quake datadisk | 23/2/2021 |
| 42 | Final Doom: TNT Evilution | Nintendo Switch | | 25/3/2021 |
| 43 | Final Doom: The Plutonia Experiment | Nintendo Switch | | 10/4/2021 |
| 44 | Polda 4 | PC | | 2/5/2021 |
| 45 | Ultimate Doom | PC | Brutal Doom mod | 12/5/2021 |
| 46 | Red Faction | PC – Steam | | 15/5/2021 |
| 47 | Sigil | Nintendo Switch | Doom Datadisk | 22/5/2021 |
| 48 | Unreal Tournament | PC – Steam | | 24/5/2021 |
| 49 | Sonic 3 & Knuckles | Genesis | PC Emulator | 25/5/2021 |
| 50 | Ztracený ostrov | PC | Windows XP | 30/5/2021 |
| 51 | Chasm: The Rift | PC | Panzer port | 14/7/2021 |
| 52 | Chasm: The Rift – Cursed Land | PC | Panzer port | 14/7/2021 |
| 53 | Silent Hill 4 – The Room | PC – GOG | | 22/7/2021 |
| 54 | Robocop versus The Terminator | Genesis | PC emulator | 24/7/2021 |
| 55 | Quake | PC – Steam | | 20/8/2021 |
| 56 | Quake Mission Pack No. 1: Scourge of Armagon | PC – Steam | Quake datadisk | 21/8/2021 |
| 57 | Quake Mission Pack No. 2: Dissolution of Eternity | PC – Steam | Quake datadisk | 22/8/2021 |
| 58 | Episode 5: Dimension of the Past | PC – Steam | Quake datadisk | 22/8/2021 |
| 59 | Dimension of the Machine | PC – Steam | Quake datadisk | 23/8/2021 |
| 60 | Duke Nukem Forever | PC – Steam | | 24/9/2021 |
| 61 | Duke Nukem Forever: The Doctor Who Cloned Me | PC – Steam | Duke Nukem Forever datadisk | 28/9/2021 |
| 62 | Doom Eternal | PS4 | | 3/10/2021 |
| 63 | Doom (2016) | PS4 | | 12/10/2021 |
| 64 | Sonic the Hedgehog (1991) | Genesis | PSP emulator | 19/10/2021 |