Giving yourself "a name" is stupid. Do something enough and be decent (or sometimes very bad) at it and the name will just come.
Wanderlei "The Axe Murderer" Silva
Antonio Rodrigo "Minotauro" Nogueira
Ken "You got kicked. By a kick." Shamrock
WAR The CroCop!
I could care less = you care
I couldn't care less = you don't care