Emery had someone give up thier life for him, so he could do so. He also has the power of Chaos which he was sucking up like a sponge. The rest of the team doesn’t have his ‘gift’ for cultivating on Earth. It’s why they catch up so quickly in the academy every time they go back.
Bruh i actually don’t even know, I don’ remember what his stats were as he was kinda rushed into almost being expelled during his test and you forgot him in this chapter.