| Type ▼ | Name | Year ▼ | Publisher ▼ |
|---|---|---|---|
| Sega Saturn cart. |  Action Replay | 199? | EMS Hong Kong |
| Sega Saturn cart. | Backup RAM 16Mbit | 199? | Unknown |
| Sega Saturn cart. | Backup RAM 32Mbit | 199? | Unknown |
| Sega Saturn cart. | Backup RAM 4Mbit | 199? | Unknown |
| Sega Saturn cart. | Backup RAM 8Mbit | 199? | Unknown |
| Sega Saturn cart. | Extended RAM 32Mbit | 199? | Unknown |
| Sega Saturn cart. | Extended RAM 8Mbit | 199? | Unknown |
| Sega Saturn cart. | Hitachi Video CD Card | 1995 | Hitachi |
| Sega Saturn cart. | JVC Video CD / Photo CD Decoder Model RG-VC20 | 1996 | JVC Musical Industries, Inc. |
| Sega Saturn cart. | SegaSaturn Movie Card Model HSS-0119 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn cart. | Test Menu | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Sega Saturn cart. | Victor Twin Operator Video CD & Photo CD Model RG-VC2 | 1995 | Victor Co. Japan |
| Sega Saturn cart. | Victor Video CD Decoder Model RG-VC1 | 1995 | Victor Co. Japan |
| Sega Saturn cart. | Video CD Card Model MK-80310 | 1995 | SEGA Enterprises, Ltd. Tokyo, Japan |