>>113496811They're made by unscrupulous development farms hoping to use the stolen brand for a few ad clicks. It doesn't matter if they all suck, as long as they're enough of them, some poor idiot child will play one of them eventually.
The people actually coding them are bored as fuck, which is why they turn out so weird. Imagine if your job was just churning out ten of these shitheaps per day, with your boss not giving a single fuck about quality or content so long as the characters were recognizable. How long do you think it would take for you to exhaust all the sensible child-safe topics and move on to the absurd and grotesque?