Just updated the post with some recent screenshots.
@Vittoraboy Thank you. Even if the copyrights can be an issue (because I use a screenshot of each game and 2-3seconds of the soundtrack), the huge main problem was the trademarks. So I already changed every game titles and removed all company names. (so I hope it will be ok for a free game. I'm confident about that)
So now, to unlock new features, we have to acquire games like that :
In fine, it's more fun than the real names.