Tippmann 98 custom upgrade ?

OK i was just wondering what i should put on my 98 custom i want it to look like a sniper. i all ready have a stock and i have a 16" barrel on it. i all so have the response trigger on it. i am getting a bi-pod the cyclone feed. i am also getting the B-16 barrel for it or if i should get a diff. barrel or what so i was just asking if there is any thing else i should get for it B4 i buy it..