Guide · Top

Ornn Guide

The Fire below the Mountain

Tank

Tier S Top

Ornn, The Fire below the Mountain, is a tank champion of medium difficulty. Across our 442 analysed ranked games, Ornn is mostly played in Top (100% of its games), with a 59.1% win rate in that role: tier S among Top champions (#2 of 48, ranked by win rate). Ornn's damage is mostly magic (64%): magic resistance items are therefore effective against this champion. Win rate varies with game length: 66.7% in long games (over 35 min, 63 games) versus 51.5% in short games (under 25 min).

Updated Oct 10 2026 · Patch 26.22

Average KDA

3.5 / 4.7 / 8.6

ratio 2.6

Damage / min

659

CS / min

6.5

Gold / min

365

Kill participation

38%

Vision / min

0.74

Averages measured over 442 Top games played with Ornn, from our ranked Solo/Duo data collection.

How to play and combo preview

Written guide · based on the official ability texts

Ornn is a forge tank: he increases all his armor and magic resistance bonuses, and can forge non-consumable items anywhere on the map using gold. Volcanic Rupture slows, Bellows Breath makes enemies brittle, Searing Charge knocks up against terrain, and Call of the Forge God summons an elemental that charges toward him.

Harassment

W AA AA

When: An enemy is within range.

Volcanic Rupture slows and forms a column of lava, Bellows Breath makes the enemies hit by the last flame brittle.

The knock-up

When: An enemy is near a wall.

Searing Charge damages those you cross and creates a shockwave that knocks up if you hit terrain.

See all 3 Ornn combos: key order, when to cast them, cooldowns →

Laning phase

Bellows Breath: the last flame makes enemies brittle. You can forge items without going back to base.

Common mistakes

Forgetting that you can forge items.
Using the ultimate's recast without a clear direction.
Casting Searing Charge with no wall.

Riot's official tips for playing Ornn

Learning build paths of items can help quickly select upgrades in lane.
Volcanic Rupture can be used to set up zoning areas to threaten enemies.
The order of your abilties matters! Try to optimize Brittle usage.

Build, runes and summoner spells

The most-played core build is Sunfire Aegis, Thornmail, and Jak'Sho, The Protean (13 games, 53.8% win rate).

13 games · 53.8%

12 games · 58.3%

11 games · 72.7%

Skill order

Max order : W > E > Q62.1% · 29 games

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
Q	●													●	●
W		●		●	●		●		●
E			●					●		●		●	●
R						●					●

Max order : W > Q > E43.5% · 23 games

The order shows which abilities reach rank 5 first; the grid shows the most-played level-up sequence with that order (measured over 67 games).

Starting items

Doran's Shield

Health Potion56.8% · 37 games

Doran's Helm

Health Potion40.0% · 15 games

Laning phase (averages)

At 10 min: 3338 gold, 69 CS, 4801 XP. At 15 min: 5202 gold, 109 CS, 8329 XP.

Summoner spells

Flash + Teleport58.6% · 367 games

Flash + Ignite63.0% · 54 games

Most-played runes

Grasp of the Undying + Sorcery

64.5% · 169 games

Primary tree · Resolve

Font of Life59%

Second Wind70%

Overgrowth90%

Secondary tree · Sorcery

Manaflow Band99%

Transcendence95%

Shards

Ability haste54%

Health scaling95%

Health scaling76%

Grasp of the Undying + Inspiration

51.5% · 132 games

Primary tree · Resolve

Demolish92%

Bone Plating61%

Overgrowth97%

Secondary tree · Inspiration

Biscuit Delivery89%

Magical Footwear81%

Shards

Attack speed95%

Health scaling95%

Health scaling93%

Grasp of the Undying + Precision

61.1% · 54 games

Primary tree · Resolve

Demolish82%

Conditioning76%

Overgrowth96%

Secondary tree · Precision

Legend: Haste89%

Triumph83%

Shards

Attack speed85%

Health scaling98%

Health scaling96%

For each row, the most picked rune among the games played with this page (share of games in brackets).

Which items to build against the enemy team?

We sort every game by the enemy team's damage. These are Ornn's completed items and their win rate in each situation; "▲" marks an item that does at least 3 points better than its usual win rate.

Mostly magic-damage enemy team58.7% · 126 games

At least 50% of their damage is magic

Kaenic Rookern 66.7%

Unending Despair 65.2% ▲

Hollow Radiance 57.5% ▲

Jak'Sho, The Protean 52.0% ▼

Sunfire Aegis 65.2%

Thornmail 66.7%

The item that stands out most is Hollow Radiance: 57.5% win rate, +4 points versus its usual win rate.

Mostly physical-damage enemy team59.4% · 96 games

Less than 35% of their damage is magic

Sunfire Aegis 55.0% ▼

Unending Despair 66.7% ▲

Thornmail 69.2% ▲

Kaenic Rookern 66.7%

Jak'Sho, The Protean 68.2%

Randuin's Omen 66.7%

The item that stands out most is Unending Despair: 66.7% win rate, +5 points versus its usual win rate.

Balanced enemy team59.1% · 220 games

Mixed physical and magic damage

Kaenic Rookern 69.3%

Sunfire Aegis 58.1%

Unending Despair 57.4% ▼

Thornmail 61.9% ▼

Frozen Heart 67.5%

Randuin's Omen 64.9%

No item clearly stands out in this situation: the usual build remains the reference.

Counters and matchups

How to play against Ornn

Try to stay away from walls. Ornn is much less strong if he cannot stun you.
Attack Ornn to keep him from creating items in lane.

Riot's official tips.

Win rates measured over direct same-role duels; only matchups with more than 15 games are listed. See all of Ornn's matchups.

Ornn Top: what our games say

Laning phase against the Top average

Measure	Ornn	Top average	Gap
Gold at 10 min	3338	3580	−242
CS at 10 min	69	71	−2
XP at 10 min	4801	4754	+47
Gold at 15 min	5202	5655	−453
CS at 15 min	109	111	−2
XP at 15 min	8329	8297	+32

Measured over 67 Ornn games with a timeline; the average covers 82 champions played Top in our ranked games.

Win rate by game length

short under 25 min51.5 %134 games

medium-length 25 to 35 min61.2 %245 games

long over 35 min66.7 %63 games

Best result: long (over 35 min). Only groups of at least 30 games are shown. A gap of several points shows the phase where the champion is the most reliable.

Abilities

PassiveLiving Forge

Ornn gains an additional bonus Armor and Magic Resist from all sources.

Ornn can spend gold to forge non-consumable items anywhere.

Additionally, he can create masterwork items for himself and for his allies.

QVolcanic Rupture

Ornn slams the ground, sending out a fissure dealing damage and slowing enemies hit. After a small delay, a magma pillar forms at the end location.

WBellows Breath

Ornn advances, breathing fire. Enemies hit by the final gout of flame become Brittle.

ESearing Charge

Ornn charges, dealing damage to enemies he passes through. If Ornn collides with terrain while charging, the impact creates a shockwave around him which deals damage and knocks up enemies.

RCall of the Forge God

Ornn summons a massive elemental at a location which travels toward him with increasing speed. Enemies run over by the elemental take damage, are slowed and are made Brittle. Ornn can recast the ability to charge into the elemental, redirecting it in the direction he hits it, causing the elemental to affect any enemies it runs over to be knocked up, dealing the same damage and re-applying Brittle.