Last year’s no-hitters came from a variety of outlets, ranging from veteran staff aces to relatively unknown No. 5 starters to a group effort that included six pitchers. It should come as no surprise then that for the six starters — Philip Humber, Jered Weaver, Johan Santana, Matt Cain, Felix Hernandez and Homer Bailey — to throw no-hitters last year, their 2013 results to this point have been all over the board.