Couldn't find an existing topic for non-animated 2D fanart, so I started one.
Try to include links to the source. Credit should be given when credit is due.
Source: http://rinpin.tumblr.com/post/120563105988/still-a-few-little-things-to-touch-up-but-for-the
Source: http://valong.deviantart.com/art/Windblade-vs-Starscream-455453786