Here are some games that I made wallpapers for. Let me know what you think.
http://filebox.vt.edu/users/jfurlong/Gordon Reflection.jpg
http://filebox.vt.edu/users/jfurlong/Half-Life 2 Bugger Stained Glass.jpg
http://filebox.vt.edu/users/jfurlong/Half-Life 2 Pencil Drawing.jpg
http://filebox.vt.edu/users/jfurlong/Half-Life Background2.jpg
http://filebox.vt.edu/users/jfurlong/Halo 2 Collage.jpg
http://filebox.vt.edu/users/jfurlong/Halo 3.jpg
Those are just a few.
http://filebox.vt.edu/users/jfurlong/Gordon Reflection.jpg
http://filebox.vt.edu/users/jfurlong/Half-Life 2 Bugger Stained Glass.jpg
http://filebox.vt.edu/users/jfurlong/Half-Life 2 Pencil Drawing.jpg
http://filebox.vt.edu/users/jfurlong/Half-Life Background2.jpg
http://filebox.vt.edu/users/jfurlong/Halo 2 Collage.jpg
http://filebox.vt.edu/users/jfurlong/Halo 3.jpg
Those are just a few.