Its the first prince's scheme, in the previous chapters, Claune's mom mentions that the first prince sent back the people of ishtalica with miasma containing magic toolsif its hymes scheme they are royally screwed. thanks for the TL
In his defense, he didn't really think he was better because of his innate class, at least not at first; it was the years of parental conditioning telling him he was better and Ain was worthless because of their innate classes that he believed he was better.Eat shit little shit! Thinking that you are better because of your innate class!