Having both audio tracks in a single MKV file means you don’t need to download two separate movies. You can switch the audio language on the fly in your media player (like VLC or MPC-HC).
When Hiro realizes his brother's death was not an accident, he teams up with Tadashi’s four brilliant lab mates—Go Go Tomago, Wasabi, Honey Lemon, and Fred—to uncover a mysterious masked villain. big hero 6 2014 720p bluray x264 dual audio hi link
However, for cinephiles and collectors who prefer to keep a local copy on their hard drives, one specific file format has stood the test of time: . Having both audio tracks in a single MKV