Aurelion Sol vs Kassadin — Mid Lane Matchup Guide

How to win lane as Aurelion Sol against Kassadin · 46.97% win rate (1,005 Emerald+ games, lolalytics, sampled July 2026) · Matchup data reviewed on patch 26.15

Verdict: Kassadin is slightly favoured — Aurelion Sol wins 46.97% of 1,005 games. Play it patient and win your windows.

At a glance

You are his favourite food pre-6 — play like it. Tower-hug, stack quietly, and let R + items end the bullying.

Track: Kassadin's R — Riftwalk (5–2s cooldown). His mobility spike — the lane is decided before it scales.

Do

  • Freeze near tower until level 6
  • Hold Flash + R as a paired dive answer
  • Ward both flanks and track his roam timers

Don't

  • Channel Q in his engage range
  • Push the wave with no escape banked
  • Contest his shove pre-item spike

Runes & build vs Kassadin

Start
Doran's Ring + 2 Health Potions
First back
Catalyst of Aeons (≈1300g) — the survival battery
First item
Rod of Ages
Then
Archangel's Staff
Boots
Sorcerer's Shoes / Mercury's Treads
Runes
Arcane Comet (Sorcery): Manaflow Band, Transcendence, Scorch · Inspiration: Biscuit Delivery, Cosmic Insight · Shards: Adaptive Force, Adaptive Force, Health

Favour timeline — the windows in Aurelion Sol's game plan

Read from Aurelion Sol's seat: which stage windows this plan plays for against Kassadin.

StageFavouredWhy
Level 1KassadinNull Sphere interrupts your beam at 650 and shields him, so he wins every level-1 exchange outright
Level 2KassadinSame pattern at level 2, and Nether Blade's reset adds burst before your beam stacks
Level 3Aurelion SolYour black hole plus beam finally out-range his 650 trades at level 3, flipping this level to you
Levels 4-5KassadinForce Pulse comes online by level 4 and the cone slow holds you inside his 650 range
Level 6Even / skillBoth ultimates unlock at 6 with no clean kit edge either way, this window is a genuine skill check
First itemEven / skillYour stardust-scaled beam and 1250-range Falling Star keep you ahead of his scaling into two items
Two+ itemsEven / skillHe still has to Riftwalk 500 into a beam that never stopped scaling, and The Skies Descend punishes the jump

How to beat Kassadin as Aurelion Sol: the early game

Levels 1-2 favour him because Null Sphere interrupts your Breath of Light at 650 and shields him, so your unstacked beam does nothing while Nether Blade resets an auto into you. Level 3 flips hard once the black hole clears the wave from outside his range. Levels 4-5 swing back as Force Pulse comes online and its cone slow holds you inside 650, so treat this phase as back-and-forth rather than a one-sided lane.

Hardest and easiest matchups for Aurelion Sol in mid lane

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

Hardest

Easiest

Read the rest of this matchup

The full Aurelion Sol vs Kassadin 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 Aurelion Sol vs Kassadin in mid lane?

Kassadin, slightly — Aurelion Sol wins 46.97% of 1,005 games; winnable with the right plan.

Is Aurelion Sol vs Kassadin a skill matchup?

Mostly — Kassadin has a small statistical edge (53.03% win rate), but execution decides this lane far more than the pick does.

Does Aurelion Sol counter Kassadin?

No — if anything Kassadin has the slight edge (Aurelion Sol wins 46.97%), though it stays close.

What runes does Aurelion Sol take vs Kassadin?

Aurelion Sol takes Arcane Comet on the Sorcery tree with Manaflow Band, Transcendence and Scorch, and Inspiration secondary (Biscuit Delivery and Cosmic Insight) vs Kassadin.

What should Aurelion Sol build vs Kassadin?

Start Doran's Ring + 2 Health Potions and back for Catalyst of Aeons (≈1300g) — the survival battery. Build Rod of Ages first, then Archangel's Staff, with Sorcerer's Shoes / Mercury's Treads.

Related guides

Playing the other side? Kassadin vs Aurelion Sol guide →
All Aurelion Sol mid lane matchups →

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