GAME ENCYCLOPEDIA

Necromastery

Description, attributes and patch history, in one place.

CURRENT GAME DATA

Shadow Fiend steals the soul from units he kills, gaining 1 bonus damage per soul. Hero kills grant 4 souls. On death, he releases 30% of them from bondage.

Lore

Harvested souls swirl in and out of the Abysm, empowering the Shadow Fiend to increase the size of his collection.

DAMAGE PER SOUL: 1
BASE MAX SOULS: 20
CURRENT MAX SOULS: 0

Denies and neutral creeps also provide bonus damage through Necromastery.
Break disables the gaining of new stacks.
Break does not disable the bonuses from existing stacks.

Change history

7 records

PATCH 7.41f2026-09-15heroes

Shadow Fiend › Necromastery

1 change

Damage per soul changed from 1.35 + 0.15 damage per level to 1 + 0.8 damage per 6 levels
From 1.5-5.85 to 1-5

Shadow Fiendhero Necromasteryability Valve source ↗

PATCH 7.412026-03-24heroes

Shadow Fiend › Necromastery

3 changes

No longer levels with Requiem of Souls
Damage per soul rescaled from 1/2/3/4 to 1.35 + 0.15 damage per level
Base Max Souls decreased from 20/22/24/26 to 20

Shadow Fiendhero Necromasteryability Valve source ↗

PATCH 7.40b2025-12-23heroes

Shadow Fiend › Necromastery

2 changes

Base Max Souls increased from 20 to 20/22/24/26
No longer upgraded with Aghanim's Scepter

Shadow Fiendhero Necromasteryability Valve source ↗

PATCH 7.402025-12-15heroes

Shadow Fiend › Necromastery

1 change

Souls on hero kills increased from 3 to 4

Shadow Fiendhero Necromasteryability Valve source ↗