Update:
*Ada Wong (Resident Evil)
*Agent 47 (Hitman)
Agent Smith (The Matrix)
Alice Twilight (No More Heroes)
*Altaïr Ibn-La'Ahad (Assassin's Creed)
*Assassin (Fate/Stay Night)
Bad Girl (No More Heroes)
*Beatrix Kiddo/The Bride (Kill Bill)
Boba Fett (Star Wars)
Cammy (Street Fighter)
*Cigarette-Smoking Man (The X-Files)
Combustion Man (Avatar)
*Deadpool (Marvel comics)
*Dexter Morgan (Dexter)
Elle Driver (Kill Bill)
Gray Fox (Metal Gear)
Henry Cooldown (No More Heroes)
*HK-47 (Star Wars: Knights of the Old Republic)
IG-88B (Star Wars)
James Bond (James Bond series)
Jane Smith (Mr. and Mrs. Smith)
Jason Bourne (Bourne series)
Jeego (Ghost Trick)
*Kaku (One Piece)
*Kimmy Howell (No More Heroes)
*Kitana (Mortal Kombat)
Legault (Fire Emblem 7)
*Leon (Leon The Professional)
*Letz Shake (No More Heroes)
*Light Yagami (Death Note)
*Linus Reed (Fire Emblem 7)
*Lloyd Reed (Fire Emblem 7)
*Lyon (Suikoden V)
*Marluxia (Kingdom Hearts)
*Mercenary Tao (Dragonball)
*Mystique (Marvel comics)
Nikita (La Femme Nikita)
*Oddjob (Goldfinger)
O-Ren Ishii (Kill Bill)
*Paul Kellerman (Prison Break)
*Puss in Boots (Shrek)
*Saito Hajime (Rurouni Kenshin)
*Shadow (Final Fantasy VI)
Shigure (Suikoden V)
*Shiki Nanaya (Melty Blood)
*Strider Hiryu (Strider)
*Sub-Zero (Mortal Kombat)
T-1000 (Terminator 2)
*Taskmaster (Marvel comics)
Terminator (Terminator)
*Tommy Vercetti (Grand Theft Auto: Vice City)
Travis Touchdown (No More Heroes)
*Ulquiorra Cifer (Bleach)
Vega (Street Fighter)
*Vernita Green (Kill Bill)
*Volke (Fire Emblem 9/10)
*Wolverine (Marvel comics)
*Zabuza (Naruto)
Zeratul (Starcraft)
--
Still smilin'
:>