Not bad for a tiny game, created by two people, that upends so many notions about what works in a game-and about gamers themselves. A month ago, if most people had tried to predict what kind of videogame would become the game of the summer, very few of them would have guessed 'queer dating simulator.' Yet, Dream Daddy did just that, with a pair of stunning usurpals: Not only did it replace beloved first-person shooter Overwatch as the most-discussed videogame on Tumblr for the first time in more than nine months, but it shot to the top of Steam's global sales chart, unseating battle-royal phenomenon PlayerUnknown’s Battlegrounds.