go check out ashens, he reviews things, like extremely cheap and/or badly designed toys (and more!)he also mixes in a bit of comedy.
Beep-boop, beep-boop, boop-boopcheapo!
WTF Is... Enviro-Bear 2000 ?
PewDiePie is my personal favorite. Funny as hell to watch a guy stuff his pants playing horror games.
Tobuscuslovable idiot
Cr1tikalHow could he NOT make the list...
You say no bad commentators yet yogscast is on there. And you forgot the Creatures and ChilledChaos.