I know it's a relatively new one, but, I'd have to go with a new production Mauser M98 Standard in 8x57is. Now if I could only afford one...if I had to go with one that is semi affordable, There are a number of well reasoned answers. On the other hand, Batman is still Batman. A Mauser 98 is still Mauser 98, a design inspired by God and therefore perfect, the others are all the work of mortal man and therefore imperfect.