Do you think that's it? By that logic, I could make a game that's ridiculously easy and become a millionaire like that. People will beat it, no effort, success.
I think there's got to be a perceived effort and learning curve involved.
I think there's got to be a perceived effort and learning curve involved.
The tricky part is to get people coming back. That involves increasing the difficulty (but not too much), so the user feels a sense of accomplishment.
Throw in elements of randomness and, voila, you have an addictive game.
There are studies that go into more depth than this, but that's the basic outline.