How to Make a Hiking Simulator

The idea to make a hiking simulator didn't get very far until I set up like the little like nature scene and unity, and I like a made a simple character Claire. And so I was actually the first character that I modeled and rigged myself and it was easy to put in there. Once I got her running around like these little legs and feel like I had to put in jumping right away as well because I've always been a fan of like 3D platformers like the Mario series. The main goal would be to kind of explore the island and collect all these feathers so that you'd have enough to complete the more difficult like snow section. Add question saying short games are one of the