In the previous years, villainous roles were often avoided by top notch stars as it could make or break their long-running career in fear of being "resented" due to their character.
But due to the influx of South Korean works in the international market, the K-Drama scene became bigger and bigger, even diversifying the roles of actors who were often typecast into one single genre.
Here are four amazing actors who left an exceptional impression as villains! Keep on reading!
Yoon Kye Sang
Singer-turned-actor Yoon Kye Sang has always sported the "good boy" image due to his ever-smiling expression and warm personality.
She played Park Yeon Jin, the mastermind of the school violence perpetrators who made Song Hye Kyo's life a living hell by burning her skin with a curling iron.
Although the actress is known for her beauty, Lim Ji Yeon was asked not to smile anymore by fans due to the eerie feeling that it exudes.
In "The Glory," she flashes her sweet smiles as she curses, smokes and commits violence without showing any remorse.