Raziel and Kain from any of the Soul Reaver games.
I dare anyone to find a better conversation than theirs.
An example - http://www.youtube.com/watch?v=zc_HM2vaTfU --- HOLY ****! What is this? Forged in Gods very flames! Do mine eyes tell me lies? A new Elder Scrolls game? Time is nigh, I must fly, Venture forth on my quest!
Snake/Big Boss - MGS Sam Fisher - Splinter Cell Most Bioware games Steve Blum in any role - Best VA in the biz. --- "I have two rules I follow. The first, never kill someone without a reason. The second, you can always find a reason to kill someone." - Saren