The MiSTer uses "Cores" to simulate different consoles (NES, SNES, Genesis). Curated packs ensure that the ROM format (like .smc or .sfc) is the one most compatible with that specific Core. 2. Arcade "MAME" Support
The short answer:
Searching for "Mister Rom Packs" instead of individual titles offers several distinct advantages for the user: 1. Optimization for "Cores" Mister Rom Packs
You might be tempted to dig out your old hard drive of ROMs from 2005. Don't. Here is why dedicated Mister Rom Packs are superior: The MiSTer uses "Cores" to simulate different consoles