If you had to add one of these classes to the …

If you had to add one of these classes to the game, which would it be?

@Wizards_DnD @mikemearls @ChrisPerkinsDnD @christulach @ChrisSSims @WhittersRichard @r_a_salvatore @TheEdVerse If you had to add one of these classes to the game (D&D 5e), which would it be?