Ornn vs Sion — Top Lane Matchup Guide

How to win lane as Ornn against Sion · 53.07% win rate (2,561 Emerald+ games, lolalytics, sampled July 2026) · Matchup data reviewed on patch 26.15

Verdict: Ornn is slightly favoured — 53.07% win rate over 2,561 games, and Ornn's game plan below claims 4 of the 7 stage windows.

At a glance

Dodge his Q — W-brittle, E-knock him up.

Track: Sion's Q — Decimating Smash (10–6s cooldown). Charged = knockup. Dodge it.

Do

  • Dodge his charged Q
  • W-brittle + tank his combo
  • E-knock him up

Don't

  • Eat a full Q stun
  • Fight into his W shield
  • Fall behind in scaling

Runes & build vs Sion

Start
Doran's Shield + Health Potion
First back
Executioner's Calling (≈800g) — cuts his healing
First item
Iceborn Gauntlet (forge-upgradeable)
Then
Sunfire Aegis
Boots
Plated Steelcaps
Runes
Grasp of the Undying (Resolve): Demolish, Second Wind, Overgrowth · Precision: Triumph, Legend: Haste · Shards: Health Scaling, Adaptive Force, Health

Favour timeline — the windows in Ornn's game plan

Read from Ornn's seat: which stage windows this plan plays for against Sion.

StageFavouredWhy
Level 1Even / skillYou are one of the weakest level-1 toplaners — no W shield, no combo, mana-starved — so a charged Q out-trades you; just farm.
Level 2Even / skillOnly Q for you, and a fully-charged Decimating Smash knocks up — but it is 10s at rank 1, so neither of you commits.
Level 3OrnnW comes online: unstoppable percent-HP poke walks through his charged Q and applies Brittle, beating his E shield-break.
Levels 4-5OrnnSecond combo point lets you punish with E into Q-pillar knock-ups, and an immobile Sion cannot dodge the wall stun.
Level 6OrnnR's double knock-up locks down a dashless Sion for a full all-in and is your strongest gank setup of the lane.
First itemOrnnYour tank-item spike (Heartsteel/Sunfire + boots) makes you a W-poke lane bully who tanks his charged Q for free.
Two+ itemsEven / skillTwo tanks can't solo-kill each other, so it evens out — but your Masterwork upgrades at 13 still tilt the macro your way.

How to beat Sion as Ornn: the early game

Levels 1-2 are his, not yours — you have no shield, no combo and you are mana-hungry, so respect a fully-charged Q knockup and just last-hit through it. The moment you hit 3 with Q and W the lane turns: W is unstoppable, so his charged Q cannot interrupt your exhale, and the percent-HP burn plus Brittle out-trades his E shield-break poke. Don't waste E chasing — hold it to combo off your Q pillar.

Hardest and easiest matchups for Ornn in top lane

Pooled Emerald+ win rates from Ornn's side, sampled July 2026.

Hardest

Easiest

Read the rest of this matchup

The full Ornn vs Sion report continues with the mid-game plan, the late-game and teamfight plan, every power spike to play around, and the win conditions for both sides — plus cooldown tracking and the live enemy-jungle tracker inside the app.

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Common questions

Who wins Ornn vs Sion in top lane?

Ornn, slightly — a 53.07% win rate edge over 2,561 games; execution can flip it.

Is Ornn vs Sion a skill matchup?

Mostly — Ornn has a small statistical edge (53.07% win rate), but execution decides this lane far more than the pick does.

Does Ornn counter Sion?

Not a hard counter — Ornn has a slight edge (53.07% win rate), and play quality decides the rest.

What runes does Ornn take vs Sion?

Ornn takes Grasp of the Undying on the Resolve tree with Demolish, Second Wind and Overgrowth, and Precision secondary (Triumph and Legend: Haste) vs Sion.

What should Ornn build vs Sion?

Start Doran's Shield + Health Potion and back for Executioner's Calling (≈800g) — cuts his healing. Build Iceborn Gauntlet (forge-upgradeable) first, then Sunfire Aegis, with Plated Steelcaps.

Related guides

Playing the other side? Sion vs Ornn guide →
All Ornn top lane matchups →

More Ornn top lane matchups: vs Sett · vs Shen · vs Singed · vs Swain · vs Sylas · vs Tahm Kench