l got a few epic quotes -
"l... am not easily provoked... ...DIE, DIE, DIE!" -Artanis, spamming 'Fire Weapons' button while saying 'DIE!'
"The two most common elements in the universe are hydrogen and stupidity." -Mohandar
"l.. have an announcement to make.. l.. am DRUNK." -Battlecruiser, in all its glory.
"Back in my day, I had to teleport to and from school in the snow, uphill, both dimensions!" -Immortal
Noticed l got that one wrong, edited it right. ^^
"No man should know to much about their own destiny - It's completely fine for women though." -Oracle
-Tempest for the next few quotes:
"THIS VESSEL WAS NOT DESIGNED FOR SOCIAL INTERACTION!"
"Never strike twice.. Unless it's still moving."
"You are... irriting."
"Erhm.. What is.. a merit badge?" -Scout
"We have not enough escape pods.. Not enough, by half.." -Mothership, she dun wanna become the titanic
"Ughk.. l wish l could not read your mind.." -Karass
"Pity..(l would fry your mind, but) your mind is already fried.." -High Templar
Banshee next few:
"This is the 'Give-Them-Hell-o-copter!'"
"You can only tie the record for low flight"
"In space, everyone can hear me scream. (Long pause) Get it? Cause l'm a banshee."
"Let's go this way really really fast! If something gets in our way, shoot it!" -Battlecruiser
"We're going down! Stay with the ship! l'm out, where's my escape pod?" -Battlecruiser
"You call down the thunder.. And l'll deal with it.." -Ghost
"Todays forecast is extra bomby, slight chance of mushroom clouds" -Ghost
"l see live people. *A few gunshots* l see dead people." -Ghost
"You have something on your face. *Gunshot* Got it." -Ghost
"To be honest.. l don't cook, so much as l Buuurrrrnnnn things." -Hellbat
"Hell ain't other people. It's me." -Hellbat
"Yeah, l got all 5 fingers! Two on this hand, 3 on the other!" -Marauder
"Baby.. If l could rearrange the alphabet.. l'd put U and I together." -Marauder
"WE'RE HIT!!! WE'RE HIT!!! WE'RE ALL GONNA DIE!!! WE'RE... ...haha! Just kidding! Should've seen the looks on your faces!" -Medivac
"Uh.. Why you boys all wearin' redshirts anyway?" -Medivac
"Attention passengers.. The local time is.. Well, doesn't matter since you'll all be dead anyway." -Medivac
"These jets are burnin' mah ass!" -Reaper
"Not all who wander are lost.. Some of us are drunk." -Diamondback
"l completely respect your opinion, as long as you keep it to yourself." -Diamondback
"l don't suffer from insanity. l enjoy it." -Diamondback
"Revenge is a dish best served cold.. To someone who's already dead, because you killed him, out of revenge." -Diamondback
"l'm a compulsive liar! lt's true, l swear it!" -Diamondback (again)
"How'd you want your zerg, original or extra crispy?" -Diamondback
"Since the V.P. is such a V.I.P., shouldn't we keep the P.C. on the Q.T.? Because if it leaks to the V.C., he could end up M.I.A. Then we'd all all be put on K.P." -Goliath
"Ooh. Looks like that hurt. Next!" -Medic
"Here is some lotion, a comb, and a blowtorch. Goodluck!" -Medic
"If l do it wrong, it'll hurt a little. If l do it right, it'll hurt a lot." -Medic
"Congratulations, you are my first patient! Ever!" -Medic
"Call me when the swelling goes down. On second thought.. Just call me." -Medic
"This one's got your name on it...(gunshot) Damn, missed. Good thing this one has your name on it...(gunshot) Okay I'm pretty sure this one has your...(pause) what the hell IS your name anyway!?" -Spectre
"(Computer voice) Welcome to anger management volume one. Repeat after me: Anger does not dictate my life."
(Calmly) "Anger does not dictate my life." (Computer voice) "Anger does not dictate my life." (Angrily) "YOU JUST SAID THAT YOU STUPID-"" -Spectre
"Y'know we got a saying where I come from: Fool me once, shame on me. Fool me... no, wait a minute. Shame on you... twice, for foolin' me on... Ah, screw it, let... let's just be friends." -Vulture
Tauren Space Marines:
"So my astrologer says that I'm stubborn and dependable, and blessed with bullish, pun intended, steadiness. She also said my lottery numbers were 4, 29, 19, 78. I haven't won yet"
"You wanna piece of me, boy?"
"You wanna piece of MEAT, boy?"
"Well, good! I got flank, shank, rib eye and brisket - take a pick."
"How I get out of this bull sh*moo* outfit?"
"We've all got skeletons in the closet. Keep it up, and I'll add yours to mine." -Nova
"l can shoot the wings off a fly. Imagine what I can do to you." -Nova
"l think l'm gonna like you better dead." -Tychus
"l ain't afraid of no ghost." -Tosh,
"Who you gonna call?" -Tosh, GHOST BUSTERS!
Oh boy that took a while. l think l -may- have beat you here, Hopeinmo.
Edit: BTW, l don't have a cost for these words unlike Hopeinmo.

l'm cheap AND have a lot of word!