Drop and Spoil Database: Infernal Master Blade

Drop — where Infernal Master Blade drops

Mob	Lvl	Qty	Chance	With premium	Where
Doom Warrior	67	1	0.034%	0.050%	Field of Massacre, Aden Territory, The Cemetery
Hallate's Follower Mul	67	1	0.48%	0.71%	Tower of Insolence: Floor 5
Hallate's Inspector	67	1	0.070%	0.10%	Tower of Insolence: Floor 5
Giant Overseer	70	1	0.081%	0.12%	The Giant's Cave
Guardian Angel	71	1	0.070%	0.10%	Tower of Insolence: Floor 9, Tower of Insolence: Floor 8

Raid bosses — who drops Infernal Master Blade

Boss	Lvl	Qty	Chance	With premium	Where
Roaring Lord Kastor	64	2–3	29%	44%	Oren Territory
Taik High Prefect Arak	64	2–3	29%	44%	Forsaken Plains
Demon Kuri	65	2–3	29%	44%	Aden Territory
Abyss Brukunt	65	2–3	29%	44%	The Forest of Mirrors
Zephrath, Wind Spirit	65	2–3	29%	44%	Windy Hill
Demon's Agent Falston	68	2–3	29%	44%	Aden Territory

Spoil — where to spoil Infernal Master Blade

3 monsters drop Infernal Master Blade on spoil, the lowest level is 66. The chance already assumes solo spoiling with no level-difference penalty: put your own level into the calculator.

Mob	Lvl	Qty	Chance	With premium	Where
Archer of Abyss	66	1	0.24%	0.37%	Tower of Insolence: Floor 4
Abyssal Gatecaller	66	1	0.12%	0.18%	The Forbidden Gateway
Bloody Knight	67	1	0.24%	0.37%	Antharas' Lair

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