The Undercrown

The Undercrown幽冥王冠
The Undercrown
Unique · Helm
1,200 Armor
+[1 - 2] to Minion Skills
Your maximum number of Skeleton Warriors and Skeleton Mages is increased by 4 and your Summon damage is increased by [15.0 - 25.0]%[x]. Commanding Skeleton Warriors also causes Skeleton Mages to focus the same target for 5 seconds.

"There is no true death. There is only the movement from one world to another. I stand in both of these worlds." -Necromancer Zayl

Class：NecromancerTarget drop：Duriel

On this page

Current overview

The current snapshot, acquisition route, and observed build coverage at a glance.

Current season
S15
Quality
Unique
Class
Necromancer
Slot
Helm
Build adoption
4.9%
Observed builds
10 / 203

Drop Sources

It also drops anywhere in the world; the bosses below are target drops with a higher chance.

Open Boss loot matrix

Build Usage

Representative S15 builds. Open the rankings for the complete result set.

Open build tier list

Build adoption and version activity

Share of collected builds that use The Undercrown. Sample sizes are shown for every season.

Current adoption
4.9%
Current sample
10 / 203
Observed change
+3.5 pp
Official events
1
Collected build adoption trendCollection coverage differs by season. This is an observed site sample, not a global usage rate.6.2%3.1%0%1.4%S132/1452.0%S145/2544.9%S1510/203Official version event trackS14

Collection coverage differs by season. This is an observed site sample, not a global usage rate.

Collected build adoption trend
SeasonUsed buildsCollected buildsRate
S15102034.9%
S1452542.0%
S1321451.4%

Patch History

Only verified changes with a traceable source are included.

  1. SEASONS14
    1. 3.1Source: Blizzard Entertainment

      Guaranteed Affix 1: Primary Core Stat Guaranteed Affix 2: Skill Ranks to Minion Skills

Data sources

Versioned sources used to verify this page.

Data coverage

Verified seasons, official changes, and observed build samples.

First observed
S13
Sources
1
  1. S15Current
    snapshot10/203 builds
  2. S14
    snapshot1 changes5/254 builds
  3. S13
    snapshot2/145 builds
Updated

S15 Blue Posts

Site update log

  • S15 full data refresh: build rankings expanded to 203 builds, with updated uniques, runewords, talismans and War Plan points.
  • Loot filter 0927 update: added "Hide GA Magic/Rare" toggle to endgame preset with seamless mode guide linkage; affix-matched drops stay highlighted while unmatched clutter is cleanly hidden.
  • Loot filter upgrade: added top-priority 3-4 GA God-tier Crimson highlight to both presets; jewelry and gloves recolored to high-contrast Electric Lime; endgame adds two optional toggles (Hide 1-GA Gear and Hide 0-GA Uniques).

Season status

Current season
S15 Hell's Legacy
Estimated window
Next season
S16Date not announced

Season end date is an estimate until Blizzard confirms it.