Create a Model on a 3D design Software (Explained)

Sure I could've worded it better... NOT. OLOLOlololo. So yeah, a 3D model (i.e. map/weapon/hat) that can be put into a game is pretty much what I'm going for. The train of thought was this: |TF2>PolycountCompetition>People get their creations put in game and get paid for it>Jealousy>Laziness>Put it on the list|