So, let’s just walk through the whole thing, end to end. Here’s a twelve-step program for understanding game design. One: Fun There are a lot of things people call “fun.” But most of them are not useful for getting better at making games, which is usually why people read articles like this. The fun of a bit of confetti exploding in front of you, and the fun of excruciating pain and risk to life and limb as you free climb a cliff are just not usefully paired together.

YouTube video by Outerloop Games