| Memoir En Code: Reissue | Kalopsia Games | 2/10 | |
| Memoranda | Digital Dragon | 4/10 | |
| Memoria | Daedalic | 8/10 | |
| Mercenaries Saga 2: Order of the Silver Eagle | Circle | 7/10 | |
| Mercenary Kings | Tribute | 6/10 | |
| Mercenary Kings: Reloaded Edition | Tribute | 6/10 | |
| Mercury Meltdown Revolution | Ignition | 8/10 | |
| Merger 3D | Sometimes You | 3/10 | |
| Meridian: Squad 22 | Headup | 6/10 | |
| Meridian: Squad 22 | Headup | 5/10 | |
| Merlin: A Servant of Two Masters | Avanquest | 5/10 | |
| MetaGal | Ratalaika | 4/10 | |
| Metagal | Ratalaika Games | 7/10 | |
| Metal Arms: Glitch In The System | Vivendi | 9/10 | |
| Metal Gear Online | Konami | 6/10 | |
| Metal Gear Rising: Revengeance | Konami | 9/10 | |
| Metal Gear Solid V: Ground Zeroes | Konami | 4/10 | |
| Metal Gear Solid V: Ground Zeroes | Konami | 8/10 | |
| Metal Gear Solid V: The Phantom Pain | Konami | 8/10 | |
| Metal Gear Solid V: The Phantom Pain | Konami | 5/10 | |
| Metal Gear Solid: Snake Eater 3D | Konami | 8/10 | |
| Metal Gear Solid: The Twin Snakes | Nintendo | 9/10 | |
| Metal Gear Solid: The Twin Snakes | Nintendo | 8/10 | |
| Metal Gear Survive | Konami | 7/10 | |
| Metal Hellsinger | Funcom | 8/10 | |
| METAL MAX Xeno | NIS Europe | 6/10 | |
| Metal Slug 7 | SNK Playmore | 7/10 | |
| Metal Slug Advance | Ignition | 8/10 | |
| Metal Slug Anthology | Ignition | 8/10 | |
| Meteos | Bandai | 9/10 | |
| Metrico | SCEE | 5/10 | |
| Metrico | SCEE | 7/10 | |
| Metro Exodus | Deep Silver | 9/10 | |
| Metro: 2033 Redux | Deep Silver | 7/10 | |
| Metro: Last Light Redux | Deep Silver | 8/10 | |
| Metro: Redux | Koch Media | 9/10 | |
| Metroid | Nintendo | 6/10 | |
| Metroid | Nintendo | 8/10 | |
| Metroid | Nintendo | 8/10 | |
| Metroid Dread | Nintendo | 9/10 | |
| Metroid Fusion | Nintendo | 9/10 | |
| Metroid Fusion | Nintendo | 8/10 | |
| Metroid Fusion | Nintendo | 8/10 | |
| Metroid II: Return of Samus | Nintendo | 8/10 | |
| Metroid II: Return of Samus | Nintendo | 8/10 | |
| Metroid Prime | Nintendo | 9/10 | |
| Metroid Prime | Nintendo | 9/10 | |
| Metroid Prime 2: Echoes | Nintendo | 9/10 | |
| Metroid Prime 2: Echoes | Nintendo | 9/10 | |
| Metroid Prime 3: Corruption | Nintendo | 9/10 | |
| Metroid Prime Hunters | Nintendo | 8/10 | |
| Metroid Prime Hunters | Nintendo | 8/10 | |
| Metroid Prime Hunters: First Hunt Demo | Nintendo | 8/10 | |
| Metroid Prime Pinball | Nintendo | 8/10 | |
| Metroid Prime Remastered | Nintendo | 10/10 | |
| Metroid Prime Trilogy | Nintendo | 10/10 | |
| Metroid Prime: Federation Force | Nintendo | 6/10 | |
| Metroid: Other M | Nintendo | 9/10 | |
| Metroid: Other M | Nintendo | 4/10 | |
| Metroid: Samus Returns | Nintendo | 9/10 | |
| Metroid: Zero Mission | Nintendo | 9/10 | |
| Metroid: Zero Mission | Nintendo | 8/10 | |
| Metropolis: Lux Obscura | Sometimes You | 3/10 | |
| Metropolis: Lux Obscura | Sometimes You | 2/10 | |
| Michael Jackson: The Experience | Ubisoft | 7/10 | |
| Michael Jackson: The Experience (DS) | Ubisoft | 7/10 | |
| Michael Jackson: The Experience 3D | Ubisoft | 7/10 | |
| Micro Machines World Series | Codemasters | 5/10 | |
| Middle-Earth: Shadow of Mordor | Warner Bros. | 8/10 | |
| Middle-earth: Shadow of War | Warner Bros. | 7/10 | |
| Middle-earth: Shadow of War | Warner Bros. | 6/10 | |
| Midnight | Petite | 3/10 | |
| Midnight Mysteries: The Edgar Allan Poe Conspiracy | MumboJumbo | 7/10 | |
| Miffy's World | Pan Vision | 6/10 | |
| Might & Magic: Clash of Heroes | Ubisoft | 9/10 | |
| Might and Magic: Elemental Guardians | Ubisoft | 6/10 | |
| Mighty Goose | Playism | 8/10 | |
| Mighty Gunvolt | Inti Creates | 4/10 | |
| Mighty Gunvolt Burst | Inti Creates | 6/10 | |
| Mighty Gunvolt Burst | Inti Creates | 7/10 | |
| Mighty Milky Way | WayForward | 9/10 | |
| Mighty Morphin Power Rangers: Mega Battle | Bandai Namco | 3/10 | |
| Mighty No. 9 | Deep Silver | 3/10 | |
| Mighty No. 9 | Deep Silver | 2/10 | |
| Mighty Switch Force! 2 | WayForward | 8/10 | |
| Mighty Switch Force! 2 | WayForward | 8/10 | |
| Mighty Switch Force! Hose it Down! | WayForward | 4/10 | |
| Mighty Switch Force! Hyper Drive Edition | WayForward | 8/10 | |
| Mii Plaza: Puzzle Swap | Nintendo | 6/10 | |
| Mii Plaza: StreetPass Quest | Nintendo | 9/10 | |
| Miitomo | Nintendo | 7/10 | |
| Miitopia | Nintendo | 8/10 | |
| Miitopia | Nintendo | 6/10 | |
| Mike Tyson's Punch Out | Nintendo | 9/10 | |
| Millennium 5: The Battle of the Millennium | Aldorlea Games | 4/10 | |
| Million Onion Hotel | Battle Factory | 9/10 | |
| Million Onion Hotel | Onion Games | 8/10 | |
| Milo’ s Quest | Ratalaika | 7/10 | |
| Mind Quiz: Your Brain Coach | Ubisoft | 4/10 | |
| Mind Zero | Aksys | 5/10 | |