Where to spoil Hell Knife Edge

3 monsters drop Hell Knife Edge on spoil, the lowest level is 57. The chance already assumes solo spoiling with no level-difference penalty: put your own level into the calculator.

MobLvlSpoilsWhere
Blackbanner Marshal Blackbanner Marshal 57 Hell Knife Edge · chance 0.33% · 1 pcs Aden Territory
Barrow Delver Barrow Delver 59 Hell Knife Edge · chance 0.26% · 1 pcs The Cemetery, Aden Territory
Sharp Talon Tiger Sharp Talon Tiger 59 Hell Knife Edge · chance 0.21% · 1 pcs Forsaken Plains

What it pays and what is better to kill at your level — in the spot finder.