These lines are from Oblivion, an evil shadow of another character.
“It isn’t everyday you meet someone with the same face as yourself.”
“Is it really? You are me. And I am you. It’s that simple. If you were stronger and more willing to do what is necessary for the black clan, we would be exactly the same. But you are weak. You can’t defend yourself and you rely on your partner, who was he again?”
“You think you can fend me off with a tiny thing like that? Fine. If it’s a fight you want, it’s a fight you’ll get. But, I’m warning you, you should have killed me when you had the chance.”
"Is that the total of your skill level? How pathetic. I bet you never had to actually fight with that. "
“I wouldn’t move if I were you. I know for a fact that this blade is sharp and I don’t feel like killing you today. How about you just surrender?”