MULTi (contains multiple language tracks, usually English and others).
While a full Blu-ray rip (often 20GB+ per episode) is the "best" quality, it is impractical for many users. The x265 release is the preferred choice for a balanced experience: Sherlock.S02.MULTi.1080p.BluRay.HDLight.x265-H4S5S
MULTi, typically indicating multiple language tracks (often English and French) and subtitles. Potential Special Features MULTi (contains multiple language tracks