Homestuck - An Unbreakable Union (full cover) - Synthesia 

Arrangement of Homestuck flash animation [S] Jade: Retrieve package.
Composer of "An Unbreakable Union" - Robert Blaker
For some reason midi-vesion is a little bit broken and can't be played normally, but it still works in Musescore.
Original: • An Unbreakable Union
www.homestuck....
Musescore: musescore.com/...
Midi: yadi.sk/d/Lhwh...
Audio version: yadi.sk/d/r3Hp...
Sheet music: yadi.sk/i/Y_Sh...