File:Warcraft 3 concept art Forest troll.jpg

Summary
Forest troll concept art for Warcraft III: Reign of Chaos.

Chris Metzen pencil on paper, 2000.

Source
E3 2000 Preview Materials

http://us.media.blizzard.com/wow/media/artwork/wow-classic/wow-004-full.jpg

https://www.flickr.com/photos/asciident/16215055996/in/photostream/ - artist information