| Sega Master System cart. |  R*Type Model 9002 P | 1988 | Tonka Corp. MN, USA |
| Sega Master System cart. | R*Type Model MK-9002-50 P | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. |  R.C. Grand Prix Model 27007 | 1989 | Seismic, Inc. Santa Clara, CA, USA |
| Sega Master System cart. | Rainbow Islands - The Story of Bubble Bobble 2 | 1993 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Rainbow Islands - The Story of Bubble Bobble 2 Model 7117 P | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Rambo - First Blood Part II Model 5064 | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Rambo III | 1988 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Rambo III Model 7015 | 1988 | Tonka Corp. MN, USA |
| Sega Master System cart. | Rambo III Model MK-7015-50 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Rampage Model 27005 P | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Rampage Model QC-001 P | 1988 | Activision, Inc. Menlo Park, CA, USA 47875 |
| Sega Master System cart. | Rampart Model 301026-0160 P | 1991 | Tengen, Inc. Milpilas, CA, USA |
| Sega Master System cart. | Rastan Model 7022 P | 1988 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Rastan Model MK-7022-50 P | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Reggie Jackson Baseball Model 7019 | 1988 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Renegade Model 025300 | 1993 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Renegade Model 7116 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Rescue Mission Model 5106 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Rescue Mission Model 5106 | 1988 | Tonka Corp. MN, USA |
| Sega Master System cart. | Road Rash Model 29012-50 | 1993 | US Gold, Ltd. Birmingham, England 13442 |
| Sega Master System cart. | RoboCop 3 Model MK-27064-50 | 1993 | Flying Edge |
| Sega Master System cart. | RoboCop versus The Terminator Model MK-29022-50 | 1993 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sega Master System cart. | Rocky Model 7002 | 1987 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Rocky Model 7002 | 1987 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Running Battle Model 7037 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Ruptus Hb | 2021 | Inufuto |
| Sega Master System cart. | S.O.S Lagoa Poluida | 1995 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Sagaia Model 7078 P | 1992 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Sapo Xule - O Mestre do Kung Fu Model 023.500 | 1995 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Sapo Xulé vs. Os Invasores do Brejo Model 026340 | 1995 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Scramble Spirits Model 7031 P | 1989 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Secret Command Model MK-5081-50 | 1987 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Sega Chess Model 7069 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Sega World Tournament Golf Model 7103 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Sensible Soccer Model 8011 | 1993 | Sony Imagesoft |
| Sega Master System cart. | Shadow Dancer - The Secret of Shinobi Model 9009 | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Shadow of the Beast Model 27019-50 P | 1991 | TecMagik Ent., Ltd. |
| Sega Master System cart. | Shanghai Model 5110 | 1988 | Tonka Corp. MN, USA |
| Sega Master System cart. | Shanghai Model 5110 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Shinobi Model 7009 P | 1988 | Tonka Corp. MN, USA |
