Heh heh, almost all of my cosplays are crossplays, I think I've only ever cosplayed 2 female characters before, but anyway...
Trowa Barton (Gundam Wing)
Seguchi Tohma (Gravitation)
Kuronue (Yu Yu Hakusho: Poltergeist Report)
Edward Elric (Fullmetal Alchemist)
Kurama (Yu Yu Hakusho)
Soushi Minashiro (Soukyuu no Fafner: Dead Aggressor)
Switzerland/Vash Zwingli (Axis Powers Hetalia)
Sebastian Michaelis (Kuroshitsuji) *This Halloween
Duo Maxwell (Gundam Wing)
Italy Veneziano (Axis Powers Hetalia) ~maybe
"It's amazing what a performer will do when the camera is rolling... it's probably a psychiatric illness!"