1Tank Engine
GoldOn takedown, gain a stack that increases your size and max Health. Lose stacks on death.
BARAM: Mayhem · Patch 16.20OrnnARAM: Mayhem build
The Fire below the Mountain
- ARAM: Mayhem rank
- #121 / 173
- Top augment
- Tank Engine
Tier B
Heavy Hitter · Dropkick
Ornn best augments
All augments →1
2Heavy Hitter
SilverYour Attacks deal additional physical damage equal to 3.5% of your max Health.
3Dropkick
PrismaticYour Attacks and Abilities execute low Health enemy champions, Knocking Back and causing an explosion while healing you.
4Celestial Body
GoldGain 1500 Health, but you deal 10% less damage.
5Steel Your Heart
GoldQUEST: Possess Heartsteel with 300+ stacks. REWARD: Multiply your Heartsteel stacks by 3.
6Goliath
PrismaticBecome large, gaining 35% Health and 15% Adaptive Force.
7Growth Spurt
GoldGain Growth Spurt as a Summoner Spell. Growth Spurt suddenly increases your size, Knocking Up nearby enemies and granting max Health.
8Dawnbringer's Resolve
GoldWhen dropping below 50% Health, heal for 30% max Health over 3 seconds. Resets on death or every 45 seconds.
9Upgrade Immolate
SilverHollow Radiance and Sunfire Aegis grant 12 Gold per target affected with Immolate. Gain 250 Gold.
10Transmute: Prismatic
GoldGain a random 
Prismatic Augment.
Augment order comes from OP.GG. Runes, items and skill order below come from regular ARAM games on the same map.
Recommended Ornn build
Most played and most reliable choicesRunes
Spells
Skill priority
Q
W
EStart
Boots
Core
Ornn runes
51.0% WR47.3% pick13,924 games
Resolve
Precision
50.6% WR22.2% pick6,526 games
48.1% WR9.6% pick2,836 games
47.2% WR0.7% pick195 games
Ornn skill order
54.7% WR38.1% pick8,358 games
Q123456789101112131415W123456789101112131415E123456789101112131415
R123456789101112131415Ornn summoner spells
50.8% WR83.8% pick24,101 games
49.0% WR3.9% pick1,108 games
Power curve
Strongest early, falls off later
49.4
57.4
56.3
51.7
42.9
Win rate (%) by game length in minutes. Dashed line = 50%.
Ornn items
First three completed items53.1%
11.2% · 2,419 games
58.4%
4.2% · 910 games
52.0%
4.2% · 902 games
48.2%
3.1% · 672 games
57.0%
2.5% · 539 games
Start51.0%
39.3% · 11,206 games
Start49.6%
11.7% · 3,343 games
Boots51.1%
69.3% · 17,326 games
Boots50.0%
29.5% · 7,372 games
Boots49.2%
0.5% · 130 games
Ornn situational items
How often each item ends up in the final buildHeartsteel79.9% · 50.1%Warmog's Armor48.8% · 54.7%Thornmail44.6% · 52.2%
Kaenic Rookern29.3% · 56.0%
Unending Despair29.0% · 55.1%
Jak'Sho, The Protean21.9% · 55.8%
Fimbulwinter15.3% · 53.4%
Bramble Vest11.5% · 44.1%
Randuin's Omen11.5% · 55.9%
Hollow Radiance9.9% · 58.6%
Tear of the Goddess8.9% · 42.2%
Spirit Visage6.7% · 57.0%
Frozen Heart6.4% · 54.7%
Sunfire Aegis5.0% · 56.9%
Force of Nature4.3% · 59.5%
Protoplasm Harness1.2% · 60.1%Ornn 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.
Cooldown: 9/8.5/8/7.5/7s · Cost: 45WBellows Breath
Ornn advances, breathing fire. Enemies hit by the final gout of flame become Brittle.
Cooldown: 12/11.5/11/10.5/10s · Cost: 45/50/55/60/65ESearing 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.
Cooldown: 14/13.5/13/12.5/12s · Cost: 35/40/45/50/55RCall 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.
Cooldown: 140/120/100s · Cost: 100