| Sega Master System cart. |  Out Run Europa Model 27016-50 | 1991 | US Gold, Ltd. Birmingham, England 13442 |
| Sega Master System cart. |  Out Run Model 7003 P | 1987 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Out Run Model MK-7003-50 P | 1987 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Pac-Mania Model 25010-50 P | 1991 | Tengen, Inc. Milpilas, CA, USA |
| Sega Master System cart. | Paperboy P | 1992 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Paperboy Model 25008-50 P | 1990 | US Gold, Ltd. Birmingham, England 13442 |
| Sega Master System cart. | Paperboy Model 5121 P | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Parlour Games Model 5103 | 1987 | Tonka Corp. MN, USA |
| Sega Master System cart. | Parlour Games Model 5103 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Pat Riley Basketball | 19?? | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Penguin Adventure | 199? | Zemina Korea |
| Sega Master System cart. | Penguin Land Model 5501 | 1987 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Penguin Land Model 5501 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | PGA Tour Golf Model MK-27070-50 P | 1991 | Tengen, Inc. Milpilas, CA, USA |
| Sega Master System cart. | Phantasy Star Model 029.010 | 1991 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Phantasy Star Model 9500 | 1988 | Tonka Corp. MN, USA |
| Sega Master System cart. | Phantasy Star Model 9500 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Pit Fighter P | 1991 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Pit Fighter Model MK-29009-50 P | 1991 | Domark Group, Ltd. |
| Sega Master System cart. | Pitman Hb | 2021 | Under4Mhz |
| Sega Master System cart. | Pooyan | 19?? | HiCom Korea |
| Sega Master System cart. | Populous Model 27014-50 P | 1989 | TecMagik Ent., Ltd. |
| Sega Master System cart. | Poseidon Wars 3-D Model 8006 | 1988 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Poseidon Wars 3-D Model MK-8006-50 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Power Strike II Model 9024 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Power Strike Model 5109 | 1988 | Tonka Corp. MN, USA |
| Sega Master System cart. | Power Strike Model 5109 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Predator 2 Model 027110 | 1992 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Predator 2 Model MK-27026-50 | 1992 | Arena Ent. |
| Sega Master System cart. | Prince of Persia Model MK-27022-50 P | 1992 | Domark Group, Ltd. |
| Sega Master System cart. | Pro Wrestling Model 41009 | 1986 | Ariolasoft Germany |
| Sega Master System cart. | Pro Wrestling Model 5056 | 1986 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Pro Wrestling Model MK-5056-50 | 1987 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. |  Promocao Especial M. System III Compact | 199? | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Psychic World Model 7066 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Psycho Fox Model 7032 | 1989 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Psycho Fox Model 7032 | 1989 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Putt & Putter Model 5122 | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Quartet Model 5073 P | 1987 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Quest for the Shaven Yak Starring Ren Hoëk & Stimpy | 1993 | Tec Toy Industria de Brinquedos S.A. Brazil |
