I will soon need a laptop for school that also runs programs like Inventor Autocad and Blender. My budget would be around 1350 euro. It would be great if I could maybe gamble a little more
I recommend a MacBook Air for school. Good laptop, lots of performance for gaming and design is great. Also fits your budget.
Will not get him far as soon as he wants to take a little break to gamble… This is not the area of the MB's.
Have a look at https://www.notebooksbilliger.de/...lliger.de/. Their campus offers may take you further (discounts). There's also a notebook consultant, but it is a little spartan.