SlimeSage
It seems fantastic how he finished off the mafia in a few months, while Spider-Man, loved by everyone, fights against him all the time, Doflamingo changed his assets and made them more legal. You can also add an escort service, in case you didn't know, many university students sell themselves for money that way, and if they have a group they can work with without being exploited, better, unfortunately prostitution is something that happens in all parties, either criminally or out of necessity and pleasure...