: Chris Redfield (harder difficulty, fewer inventory slots) and Jill Valentine (easier difficulty, has a lockpick and more slots).

: Common formats like .bin/.cue , .iso , or .mdf/.mds . These are "raw" copies of the original CD-ROM used with PlayStation emulators (like DuckStation or ePSXe) or mounted on a PC.

: The original Windows 95/98 port, which includes the game's executable ( ResidentEvil.exe or Biohazard.exe ), data folders (often named USA , GER , or JPN ), and DLL files.

: Digital scans of the original manual, "ReadMe.txt" files with installation instructions, and occasionally "cracks" or patches to allow the game to run on modern versions of Windows. Key Game Features (1996)

: The primary setting, featuring fixed camera angles and pre-rendered backgrounds.

Depending on the source (e.g., an abandonware site or a personal backup), the archive generally contains one of the following: