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By GamGem ResearchLast updated 18 Oct 2026

Legendary · Summoner's Rift

Morellonomicon — Anti-Heal for Mages

2,850gold

Increases magic damage

Morellonomicon is the mage's anti-heal: any magic damage you deal to champions leaves 40% Wounds for 3 seconds, the magic twin of Executioner's Calling. It gives 75 Ability Power, 350 Health and 15 Ability Haste for 2,850 gold — patch 25.10 took 100 off its price — from Oblivion Orb, Blasting Wand and Kindlegem.

What it grants

  • 75 Ability Power
  • 350 Health
  • 15 Ability Haste

Passive

  • Grievous Wounds: Dealing magic damage to champions applies 40% Wounds for 3 seconds.

Morellonomicon at a glance

Morellonomicon is a legendary item on Summoner's Rift that costs 2,850 gold: Oblivion Orb, Blasting Wand and Kindlegem plus 400 gold. It grants 75 Ability Power, 350 Health and 15 Ability Haste and the Grievous Wounds passive. Nothing in the shop builds from it. Priced by its stat block alone, it returns 111.7% of its cost in stats.

Build path

Builds from

Combine cost

400

on top of 3 components, for 2,850 in total.

Builds into

Nothing — this is a finished item.

How it performed

Pick rate
0.2%
Win rate
53.0%
Completion
Not counted
Inventory slot
4
Games
1,449
Δ this patch
Not counted

patch 26.18 · Ranked Solo/Duo · Master+ · EUW · KR · NA · 65,406 matches counted

Who buys it

  • Top13.9%
  • Jungle21.3%
  • Mid24.3%
  • Bot12.6%
  • Support27.8%

Reach for it when

  • Survive burst
  • Rotation uptime

Gold efficiency

111.7%3,183 gold of stats for 2,850

The stat block only — the passive is not priced.

23th of 76 items Riot tags Health, by this measure. Nearest: Winter's Approach 113.2%, Dusk and Dawn 112.9%, Trinity Force 109.5%, Bloodletter's Curse 107.5%.

75 Ability Power · 20g each, from Amplifying Tome
1500g
350 Health · 2.67g each, from Ruby Crystal
933g
15 Ability Haste · 50g each, from Glowing Mote
750g

Morellonomicon balance history

Riot's notes from patch 25.S1.1 to 26.20 change Morellonomicon in 1 patch. The latest is patch 25.10, published 2025-05-13.

  1. Patch 25.102025-05-13

    • Total Gold Cost2950to2850

Other items for the same job

All tagged “Health” by Riot.

Quick answers about Morellonomicon

How much does Morellonomicon cost?
2,850 gold in total — Oblivion Orb, Blasting Wand and Kindlegem plus 400 gold.
What is Morellonomicon built from?
Oblivion Orb (800), Blasting Wand (850) and Kindlegem (800), plus 400 gold to combine.
What does Morellonomicon build into?
Nothing — Morellonomicon is a finished item.
What stats does Morellonomicon give?
75 Ability Power, 350 Health and 15 Ability Haste.
What does Morellonomicon's Grievous Wounds passive do?
Dealing magic damage to champions applies 40% Wounds for 3 seconds.
Where can you buy Morellonomicon?
In Summoner's Rift and Howling Abyss (ARAM) — the maps Riot's own data marks it as sold on.
What does Morellonomicon sell for?
1,995 gold, against 2,850 to buy.
Is Morellonomicon gold efficient?
Its stats are worth 3,183 gold at basic-item prices against a cost of 2,850 — 111.7%. The passive is not priced, so this measures the stat block only.