| 3063 | Masterminde | ZX-Spectrum 48K | English |
| 3064 | Masters of Serebal | ZX-Spectrum 48K | English |
| 3065 | Masters of the Universe - The Arcade Game | ZX-Spectrum 48K | English |
| 3066 | Masters of the Universe - The Movie | ZX-Spectrum 48K | English |
| 6658 | Masters of the Universe - The Super Adventure | ZX-Spectrum 48K | English |
| 22658 | Mastersound FX | ZX-Spectrum 48K | English |
| 27053 | Masterspy | ZX-Spectrum 48K | English |
| 26576 | Mastertronic Collection 1 | ZX-Spectrum 48K | English |
| 26586 | Mastertronic Collection 1 | ZX-Spectrum 48K | English |
| 13436 | Mastertronic Collection 1 | ZX-Spectrum 48K | English |
| 13445 | Mastertronic Collection 10 | ZX-Spectrum 48K | English |
| 13446 | Mastertronic Collection 11 | ZX-Spectrum 48K | English |
| 13447 | Mastertronic Collection 12 | ZX-Spectrum 48K | English |
| 13437 | Mastertronic Collection 2 | ZX-Spectrum 48K | English |
| 26577 | Mastertronic Collection 2 | ZX-Spectrum 48K | English |
| 26587 | Mastertronic Collection 2 | ZX-Spectrum 48K | English |
| 13438 | Mastertronic Collection 3 | ZX-Spectrum 48K | English |
| 13439 | Mastertronic Collection 4 | ZX-Spectrum 48K | English |
| 13440 | Mastertronic Collection 5 | ZX-Spectrum 48K | English |
| 13441 | Mastertronic Collection 6 | ZX-Spectrum 48K | English |