bono 85-93 (93 being his peak) was the greatest ever...like a super power. If you listen to some of the bootlegs from the lovetown tour and the zootv tour, he has a quality and Also, freddie mercury, robert plant, jim james...
3:49 and on in this one
8:46 and on in this one (the scream without breakup @ 9:19, but pushed, is something only he and mercury can do)
and again, showing off his falsetto: