AS THE GOD OF GAMES IN DETECTIVE COMICS

A normal everyday IT Student like Arthur couldn't believe his luck, as he finds himself waken up in a black void. After some time, the System that parasited inside his head activated, giving him a chance to pick for himself a Class before he starts his journey.
Luckily after picking one he was able to escape the void and make what he wants come true, to sone extent. Unluckily for him, what he chose is the Game Developer Class, ultimately useless without the System. [ "Wait, I'm in what...?" ]
Detective Comics, he also finds himself connected to the infamous Universe of DC, to survive being a parasite to that Earth of DC, he needs to create games, increase his player population and accumulate Credits, use it to upgrade his world and his safety.
If not... Then push might come to shove, he might just find his Realm knocked over by a cosmic entity relating to DC, what a great life, it was, but he wrongfully chose For Honor as his starting game without any ways to replace it with something else, inturn causing him to suffer. [ "Damn it." ]