The repack won in every category because the security emulation is handled via a direct binary loader rather than a high-level CPU emulation of the MCU.

: Including all necessary BIOS files like sp5001.bin within the game's zip file so the user doesn't have to find them separately.

sp5001abin is a MAME (Multiple Arcade Machine Emulator) ROM set repack that packages arcade game ROMs and necessary BIOS files into a single archive for use with MAME. Repack files like this typically include merged or renamed ROM files, sometimes with translations, hacks, or trimmed/verified sets to reduce size.