Often has compatible subtitles for ION10 web-rips. How to Add/Fix Subtitles Direct Loading (VLC/Media Players):
Search for "Unlimited 2013 ION10" on these sites to find subtitle files (usually in .srt format) that are pre-timed for this specific release. subtitle Unlimited.2013.WEBRip.x264-ION10Unlimi...
Use Aegisub , a free open-source editor, to adjust timing or style if the subtitles are out of sync. Often has compatible subtitles for ION10 web-rips
Open the video in ; it will load automatically. Using Free Software (Aegisub): a free open-source editor