TOS: Chekov (Because he won't shut up about Russia. We get it, Russia's awesome, you two dimensional hack.)
TNG: Guinan (Way too smug and all knowing, a total Mary Sue.)
DS9: Rom (Really... I have to explain? Ok, it's because being a savant is no excuse for being as annoying as hell.)
VOY: Ensign Kim (Generic wussy human with overstyled hair, just like every other human male in the future.)
ENT: Silik (Only villain memorable for being very unmemorable.)
ENT: Daniels (boooriiiing)
TOS: Red shirt #whocares (got nuthin against any of em)
TNG: Wesley (C'mon, its Wesley)
DS9: Kai Winn (no comment... should be obvious)
VOY: Harry (winge winge winge, thats all he did)
TOS: Nobody. Respect the classics man.....okay I'll chuck a Red Shirt into the Space lock
TNG: Luxanna Troi (the character, not Mrs. Roddenberry). If that's blasphemy, then Wesley (poor kid)
DS9: Gul Dukat.
VOY: Tuvok (dealing with Spocks logic was enough, didn't want seconds)
ENT: Shran (something about his pink skin racial slur rubbed me the wrong way. I was also waiting for someone to call him a Smurf. Would of been hilarious)
TOS: Kirk - for being a bad example of a cowboy captain. TNG: Wesley - for being a gratuitous self-insert Gary Stu. DS9: Keiko - for being a terrible wife, mother and human being. VOY: B'elanna - for being a whiny, angry, angsty teenager in an adult role. ENT: Vulcan - yes, the planet. Yes, all of them.
TOS: Sulu | I never liked him, sorry.
TNG: Troi | Other than wearing her pajamas on the bridge, what was her freaking job?
DS9: Winn | Whenever Sisko hears she is coming aboard I say, "Ah, s**t."
VOY: Kim | Not entirely sure what he does.
ENT: Phlox | Hard to beat genocide