A .par (Parity Archive) file is not a video file itself. Instead, it is a used during the download process.
The file refers to a parity file associated with the Dark Magic Pack from BIGFILMS , a premium collection of visual effects (VFX) designed for fantasy filmmakers . File Purpose: The ".par" Extension Archivo de Descarga Big Films Dark Magic 4K.par...
: It checks if the massive 4K video files in the Dark Magic pack were downloaded correctly without corruption. Archivo de Descarga Big Films Dark Magic 4K.par...
PAR files ensure the large library (often several GBs) is error-free Archivo de Descarga Big Films Dark Magic 4K.par...