Nasus vs Illaoi — Top Lane Matchup Guide

How to win lane as Nasus against Illaoi · 48.76% win rate (1,409 Emerald+ games, lolalytics, sampled July 2026) · Matchup data reviewed on patch 26.15

Verdict: Illaoi is slightly favoured — Nasus wins 48.76% of 1,409 games, and Illaoi pressures 6 of the 7 stage windows in the plan below. Play it patient and win your windows.

At a glance

Her tentacles and E-grab punish your immobility and deny stacks. Farm under tower and scale to teamfights.

Track: Illaoi's E — Test of Spirit (16–12s cooldown). Dodging this denies her sustain. Avoid it.

Do

  • Dodge her E skillshot
  • Wither her in fights
  • Farm Q stacks

Don't

  • Fight in tentacle range
  • Get E’d near a vessel
  • Fight before stacks

Runes & build vs Illaoi

Start
Doran's Shield + Health Potion
First back
Sheen (≈900g) — every Q after this hits twice as hard
First item
Trinity Force (Iceborn Gauntlet if you need the slow + armor)
Then
Frozen Heart (her attack speed dies here)
Boots
Plated Steelcaps
Runes
Fleet Footwork (Precision): Triumph, Legend: Haste, Last Stand · Resolve: Second Wind, Unflinching · Shards: Adaptive Force, Adaptive Force, Health

Favour timeline — the windows in Nasus's game plan

Read from Nasus's seat: which stage windows this plan plays for against Illaoi.

StageFavouredWhy
Level 1IllaoiYou have no Wither and no stacks while she drops a tentacle and smashes you with passive hits — pure concede, last-hit at max range.
Level 2IllaoiHer E (Test of Spirit) threat plus a tentacle owns level 2; one pull near her field chunks you and you cannot answer yet.
Level 3IllaoiWither comes online but extended trades on her tentacles still beat you and her sustain out-refills your chip damage.
Levels 4-5IllaoiShe shoves and pokes with tentacle smashes while you hoard stacks; any all-in on her field loses to her AoE and healing.
Level 6IllaoiFury of the Sands lets you SURVIVE one committed dive, but Leap of Faith on a full field still out-damages your lifesteal — Wither and disengage, never duel.
First itemIllaoiHer tentacle-field all-in still beats your first-item spike unless you Wither her and fight off the field — she edges the straight trade.
Two+ itemsNasusYour infinite Q stacking, Wither slow and Soul Eater lifesteal flip it — drag her off the tentacles and out-grind her with no percent-HP to punish your HP bar.

How to beat Illaoi as Nasus: the early game

Illaoi owns these levels and you cannot contest it — you have no Wither until 3 and zero stacks, so just soak Q farm at the very tip and refuse to walk into Test of Spirit (E) range, which is 900 to Wither's 700. If she rips your spirit you have to run from your own tentacles, eating free damage, so respect the cast and keep tentacles on your flank, never between you and the wave. Tentacles only spawn on nearby walls, so last-hit from the open middle of the lane, never hugging terrain.

Hardest and easiest matchups for Nasus in top lane

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

Hardest

Easiest

Read the rest of this matchup

The full Nasus vs Illaoi 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 Nasus vs Illaoi in top lane?

Illaoi, slightly — Nasus wins 48.76% of 1,409 games; winnable with the right plan.

Is Nasus vs Illaoi a skill matchup?

Mostly — Illaoi has a small statistical edge (51.24% win rate), but execution decides this lane far more than the pick does.

Does Nasus counter Illaoi?

No — if anything Illaoi has the slight edge (Nasus wins 48.76%), though it stays close.

What runes does Nasus take vs Illaoi?

Nasus takes Fleet Footwork on the Precision tree with Triumph, Legend: Haste and Last Stand, and Resolve secondary (Second Wind and Unflinching) vs Illaoi.

What should Nasus build vs Illaoi?

Start Doran's Shield + Health Potion and back for Sheen (≈900g) — every Q after this hits twice as hard. Build Trinity Force (Iceborn Gauntlet if you need the slow + armor) first, then Frozen Heart (her attack speed dies here), with Plated Steelcaps.

Related guides

Playing the other side? Illaoi vs Nasus guide →
All Nasus top lane matchups →

More Nasus top lane matchups: vs Graves · vs Gwen · vs Heimerdinger · vs Irelia · vs Jax · vs Jayce