luna/austinffa, he tells stories everyday in commentary form
pyrocynical also does commentaries reacting to dumb vids (he's not like jinx lmao)
scarce, he tells you all the youtube news
caddicarus, he does weekly funny game reviews
caseyneistat, he does daily vlogs that are actually entertaining and interesting
danny duncan, he does real pranks, uploads every 2-3 weeks
update: also:
theodd1sout, usually weekly uploads of funny animations
jacksfilms, he does weekly comedy vids where he answers questions, does sketches, reacts to stuffty grammar, etc.
and more