This is Action Figure Hands from Halo Wars OST.
The .rar file contains a .midi and a .pdf.
Arranged by Mortenkul at yourube. http://www.youtube.com/watch?v=MLrh9NUFeD4
He improvised in the video, but the imrpovised chords are not in the sheets.
If you have problems opening the .rar file, just post a comment.
Difficulty for the average pianist is 3/10
|Action Figure Hands.rar