Quotes that Elites say in the Halo games:
Campaign (Human)
"The Demon is dead." (Killed)
"The Demon is dead! I killed it!" (Killed)
"The Demon is dead, by my hand." (Killed)
"I'm sure the Prophets are gonna reward me for this!" (Killed)
"Flee! Demon flare!" (Grenade)
"Come here, I have a banana for you." (Hiding)
"No! Let it come back to us!" (Hiding)
"The Demon!" (Spots)
"RrrrrrrrrrrrrrrrrrARRRRRRGGGGGHHHH!" (when drawing sword or stuck by plasma grenade)
"Another enemy!" (when he spots you)
"Another here!" (spotting you)
"Demon! You will die!" (taunt)
"Well met, demon!" (encountering you)
"Show no mercy" (encounters UNSC casualties)
Campaign (Alien)
"Do I look like a Grunt?" (Trade)
"I will pretend that never happened!" (Struck)
"Are you blind?" (Struck)
"Can you not see?" (Struck)
"Hey! It's me!" (Struck)
"They never stood a chance, eh Arbiter?" (Kill)
"Excruciating pain!" (Injury)
"Ah, what's this?" (Trade)
"What am I supposed to do with this?" (Trade)
"Did he offend you, Arbiter?" (Kill Ally)
"I'm wounded!" (when shot)
"Why did you do that, Arbiter?" (if you shoot or kill allies)
Campaign (Both)
"Wort, Wort, Wort!" (Talking)
"Roarrr!!" (Stuck)
"An enemy." (Spots)
"I think it's embedded in me!" (Shot)
"Demon flare! Scatter!" (Grenade)
"You are no (true) warrior!" (spots an enemy)
Miscellaneous
"Lousy piece of crap." (Unknown Possibly a weapon refrence)
"Grunt, go peek." (Unknown)
"We shall grind them into dust!" (Cutscene on The Arbiter)
"Close your jaws, or I shall bind them shut!" (Unknown)
"Hateful creatures" (Unknown, possibly a Brute reference)
"I'm punctured." (Unknown, possibly a friendly fire reference)
"I reduced him to atoms." (After killing a enemy)
"It seems we have guests." (spots enemy)
"Filthy primape." (When Elite goes over a dead Brute or sees a live one)
"To live, you only need to kill me" (taunting enemies)
"Aargh, this one has teeth" (Unknown)
"That was deeply satisfying" (after a battle)
"Yes Arbiter... I... er.. I.. er.. think you're cute too" (if you stare at them)
"By all means, bring it on!!!" (taunting)