How to Judge a Game

Hey y'all.  So I was thinking, and I decided that if I had to vote for the greatest game of all time, it would be Donkey Kong Country 2.  This game has awesome gameplay, graphics, and music.  The controls are simple and the experience is fun.  It's a game anybody of any age can really enjoy.

But then it occurred to me that this may not be an objective opinion.  After all, I haven't played all the games in existence.  So how do you judge a video game and whether it is good or bad?  Well, the most objective way possible is to go through all the characteristics of a game and judge it by each of them.  Let's start with...

1. Graphics