'Ahh, fresh meat.' - Butcher, Diablo
'The sanctity of this place has been fouled.' - Your character, Diablo
'GET OVER HERE!' - Scorpion, Mortal Kombat
*random gibberish* - various Mortal Kombat charaters
'Damn, I'm lookin' good.' - Duke Nukem
'Let's go!' - Lemmings at the beginning of each level
'I live again.' - Caleb, Blood
'How's that for kung-fu fighting, you chickenshit?' - Lo Wang, Shadow Warrior
'Everybody dead. I like that' - Lo Wang
'Just like Hiroshima' - Lo Wang, after firing a nuke. I miss the 90s and its culture of irreverence
'Who wants some Wang?' - obvious
'You are weak as a baby fart. Go, live in fear' - Lo Wang, after defeating the final boss
'Hey peaches, how bout you moon me? Hahaha.' - Lo Wang after talking to Sailor Moon caricature
'Oh no. What a time to discover I have a hygiene problem' - The man with no name after a prostitute refuses to sleep with him, The Town with no Name
I think that's enough for now.