Prep-Man
http://media.comicvine.com/uploads/1/13181/549939-greenlanterncorps3_large.jpg
vs
http://media.comicvine.com/uploads/0/7175/160119-60604-dr-spectrum_large.jpg
vs
http://media.comicvine.com/uploads/0/7175/160119-60604-dr-spectrum_large.jpg