Sega Master System
Code example
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```
I do not know the file extension limits for this system.
bios_E.sms : MasterSystem EU BIOS (bootrom) - Optional 840481177270d5642a14ca71ee72844c
bios_U.sms : MasterSystem US BIOS (bootrom) - Optional 840481177270d5642a14ca71ee72844c
bios_J.sms : MasterSystem JP BIOS (bootrom) - Optional 24a519c53f67b00640d0048ef7089105