Spawn Duster (, , RB, RB, RB, , , , , , LB, LB) vs Weapons & Ammo (, , , LB, , , , , , LB, LB, LB)

Compare Spawn Duster (, , RB, RB, RB, , , , , , LB, LB) and Weapons & Ammo (, , , LB, , , , , , LB, LB, LB) — stats, differences, and which is better for your build.