El.autor.2017.1080p.bluray.x264-worldmkv

If you want a (like a full file name for a torrent or release database), a corrected version could be:

El.Autor.2017.1080p.BluRay.x264-INTERNAL or, keeping your original string but fixing spacing/capitalization: El.Autor.2017.1080p.BluRay.x264-worldmkv

El.Autor.2017.1080p.BluRay.x264-worldmkv If you want a (like a full file