A quick wall.
Dotted lines brushes from:
http://draconis393.deviantart.com/art/Feeling-Dotty-29902386
http://mokashine.deviantart.com/art/Dotted-Brushes-120040500

Original PNG by Vitaamin the original artist is Akira Amano from here:
http://www.myrrhlynn.net/distantdestiny/download.php?download=2086

Simple gray background with pixelated midtone brushes.
Everything is symmetrical on both sides.
Dotted brushes on top.
A graffiti brush repeated in the background.
More grunge brushes on top of the grey background
Text brush in the background