Stop the basketball. With Peter's genius and the SI experience as an adult soldier, he should be more calm and mature. In pro or college sports he would get blood or urine tested and outed as a super, so he should not be playing any pro or college sports. He should rob cash from criminals or use his genius and meta knowledge to invent stuff to get rich. What use is an SI if he can't use his meta knowledge, especially when he has genius intellect now.

Just google the mountain's range fanfiction

This is copied from fanfiction.net. It's named The Mountain's Range By: The Passionate Admiral . https://www.fanfiction.net/s/12141101/1/The-Mountain-s-Range

Now he's the heir of everyone and there's account manager gringotts. This had great potential before the all the clichés.