Aim. HC are meant for precise kills. A lot of Hc's can one shot mobs of its a precise kill. Get gauntlets that increase your reload speed. If your a hunter use chain of woe and gunslingers trance.[b][i][u]Time your shots[/u][/i][/b]. Don't waste your shots firing randomly. One shot is all you need really. Yellow bar enemies might take a few but just shoot their weak spots