One of the coolest GM in the Gundam Universe is the GM Custom from 0083. Don't be fooled by the subdued color scheme of this suit. It comes with its GM Rifle, Shield, Beam Sabers and extra hands. it also comes with marking stickers for the shield and shoulder.
1/144 High Grade Universal Custom HGUC GUNDAM Jim Custom 0083 Stardust Memory - B004ANBDG8