Can u guys help me.....?

Okay i want a Marine body.Strong,Buff(Like The Guy In Wrong Turn 2),Stamina,Agility,,,etc Im starting a work routine Jan 1st till Sep. 1st.I need to know how can this be acheive.Im 5'9-5'10 285lbs and i decides to get in shape.Im 15 and i made my mind up and iwant to join the Marines....Also if u know the requirements that will help tp...Also i stay in Detroit,Mi so dont say go for a run everyday cause it be like 6-9 inches of snow...lol but can u guys help me...? Thanx ~Im~Ur~Future~