Showtime's serial killer protagonist, familiarly

This time, we got "Showtime's serial killer protagonist, familiarly" crossword puzzle clue. Next we will look for a few extra hints for Showtime's serial killer protagonist, familiarly, 3 letters answer". Finally, using all gathered information, we will solve Showtime's serial killer protagonist, familiarly crossword definition and get the correct entry.
Similar crossword puzzle definitions: 

Michael Nader's "Dynasty" role;
"The Philadelphia Story" nickname;
Jazz saxophonist Gordon, familiarly;

Try this 3 letters answer: DEX


Please note! There may be multiple solutions to a specific crossword puzzle definition. We apologize in advance, if there is another solution for this crossword clue. Please send it to us and we will add it too, ASAP! 

GOOD LUCK!