| Sega Master System cart. |  Casino Games Model 7021 | 1989 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. |  Castelo Rá-Tim-Bum Model 028.720 | 1997 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Castle of Illusion Estrelando Mickey Mouse Model 026010 | 1991 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Castle of Illusion Starring Mickey Mouse Model 7053 | 1990 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Castle of Illusion Starring Mickey Mouse Model 7053 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Champions of Europe Model 27034-50 | 1992 | TecMagik Ent., Ltd. |
| Sega Master System cart. | Championship Hockey Model 27084-50 | 1994 | US Gold, Ltd. Birmingham, England 13442 |
| Sega Master System cart. | Chapolim x Dracula - Um Duelo Assustador Model 023430 | 1990 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Cheese Cat-astrophe Starring Speedy Gonzales Model 9033-50 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Choplifter Model 5051 P | 1986 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Choplifter Model MK-5051-50 P | 1986 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Chuck Rock II - Son of Chuck Model 028440 | 1993 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Chuck Rock II - Son of Chuck Model MK-29019-50 | 1993 | Core Design, Ltd. |
| Sega Master System cart. | Chuck Rock Model 028040 | 1992 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Chuck Rock Model MK-29004-50 | 1992 | Virgin Games, Ltd. UK 013715 |
| Sega Master System cart. | Cloud Master Model 7027 P | 1989 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Columns Model 5120 P | 1990 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Comic Bakery | 19?? | Unknown |
| Sega Master System cart. | Cool Spot Model MK-27068-50 | 1993 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sega Master System cart. | Cosmic Spacehead Model MK-27074-50 | 1993 | Codemasters Soft. Co., Ltd., The 015026 |
| Sega Master System cart. |  Cyber Police E-SWAT - The Ultimate Factor in the Battle Against Crime | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Cyborg Hunter Model 25003 | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Cyborg Hunter Model QC-002 | 1989 | Activision, Inc. Menlo Park, CA, USA 47875 |
| Sega Master System cart. | C_So! | 198? | Joy Soft |
| Sega Master System cart. | Daffy Duck in Hollywood Model 9031 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Danan - The Jungle Fighter Model 7049 | 1990 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Dead Angle Model 7030 P | 1989 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Deep Duck Trouble Starring Donald Duck Model 9022 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Desert Speedtrap Starring Road Runner and Wile E. Coyote Model 7122 | 1993 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Desert Strike Model MK 29010-50 P | 1992 | Domark Group, Ltd. |
| Sega Master System cart. | Dick Tracy Model 7057 | 1990 | SEGA of America, Inc. San Francisco, CA, USA |
| Sega Master System cart. | Dinobasher Starring Bignose the Caveman P | 1993 | Codemasters Soft. Co., Ltd., The 015026 |
| Sega Master System cart. | Disney's Aladdin Model 9027 | 1994 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Master System cart. | Disney's Aladdin Model FALA00SEC | 1994 | SEGA OziSoft Australia |
| Sega Master System cart. | Disney's Ariel The Little Mermaid | 1997 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Disney's Bonkers Wax Up! Model 028600 P | 1994 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Disney's The Lion King Model MK-27081-50 | 1994 | Virgin Interactive Ent., Ltd. UK 013715 |
| Sega Master System cart. | Double Dragon P | 1988 | Tec Toy Industria de Brinquedos S.A. Brazil |
| Sega Master System cart. | Double Dragon Model 7012 P | 1988 | Tonka Corp. MN, USA |
| Sega Master System cart. | Double Dragon Model MK-7012-50 P | 1988 | SEGA Enterprises, Ltd. Tokyo, Japan |
