: Offers a large database of community-uploaded subtitles. You can search specifically for the ETRG release tag.

: A reliable source with multiple language options for Avengers Grimm (2015). Look for uploads that mention "WEB-DL" or "ETRG" in the title for the best sync.

the subtitle file to match your movie file exactly (e.g., Avengers.Grimm.2015.720p.WEB-DL.x264.ETRG.srt ). Place both files in the same folder.