File:Colossus of the Sun HS.jpg

Summary
Artwork used by the HS Colossus of the Sun boss in Hearthstone: Saviors of Uldum. Artwork by Dmitry Bolotov: ArtStation page

Source

 * https://www.artstation.com/artwork/XBVO3Y
 * https://www.artstation.com/artwork/GXK09Q