The answer was Master One/ Yun Jun of Wonder Boyz:

But even if you guessed wrong, you were still entered in the giveaway. 

THE WINNERS:

1st (500 karma points)

 VIXX_angel

2nd (250 karma points)

 Minnie_Angel-Baby

3rd (100 karma points)

 Eunhyuk27

Congratulations to the winners!

 If you didn't win this one, don't worry. I'm thinking of doing another one sometime soon.

Thanks for participating everyone. :D