last night i almost fell asleep while listening to this.

The Last Agni Kai but it has the Violin Opening you've been looking for (EPIC EMOTIONAL VERSION)

Straight Upload from YouTube. 
Link is: https://www.youtube.com/watch?v=qDAPUfogVcY

Hans Zimmer - The Amazing Spider - Man 2 - Theme [Extended By Gilles Nuytens]

This is the official soundtrack from the amazing Nickelodeon show, Avatar: The Last Airbender.

A powerful, intimate theme used in the very last scene of Marvel's "The Avengers: Infinity War" movie.

Other Account: https://soundcloud.com/user-922137833
Other account: https://soundcloud.com/user-822487148