Cassiopeia vs Ekko — Mid Lane Matchup Guide

How to win lane as Cassiopeia against Ekko · 48.53% win rate (1,057 Emerald+ games, lolalytics, sampled July 2026) · Matchup data reviewed on patch 26.15

Verdict: A close lane that leans Ekko on paper (Cassiopeia wins 48.53%), but Cassiopeia's plan below claims 4 of the 7 windows: convert them and the stats catch up to you.

At a glance

Miasma turns assassins off — ground the dash, petrify the dive, and fang the helpless body that was supposed to one-shot you.

Track: Ekko's R — Chronobreak (110–50s cooldown). Erases your kill and bursts back — track the hologram and save final damage for after it.

Do

  • Hold W strictly for his dive path
  • Face his engage so the R stuns, not slows
  • Punish every farm-approach with Q poke

Don't

  • Waste miasma on wave or spacing
  • Turn your back during his commit
  • Chase resets past your own miasma

Runes & build vs Ekko

Start
Doran's Ring + 2 Health Potions
First back
Tear of the Goddess + Dark Seal (≈800g)
First item
Seraph's Embrace
Then
Liandry's Torment
Boots
No boots — passive move speed (slot goes to Mercury's-substitute MR if needed)
Runes
Conqueror (Precision): Presence of Mind, Legend: Haste, Last Stand · Sorcery: Manaflow Band, Transcendence · Shards: Adaptive Force, Adaptive Force, Health

Favour timeline — the windows in Cassiopeia's game plan

Read from Cassiopeia's seat: which stage windows this plan plays for against Ekko.

This is Cassiopeia's own plan; across 1,057 pooled games the lane is leaning Ekko.

StageFavouredWhy
Level 1CassiopeiaYou punish Timewinder's long cooldown and out-poke his ranged trading pattern
Level 2CassiopeiaContinued poke advantage as your combo consistently outclasses his skillshot kit
Level 3CassiopeiaYou maintain lane control by dodging Parallel Convergence setups and poking freely
Levels 4-5CassiopeiaYour item lead widens the damage gap heading into his key power spike
Level 6Even / skillPetrifying Gaze threatens to shut down his stun combo before it lands, keeping you ahead
First itemEven / skillYour sustained damage and positioning continue to outclass his burst-reliant kit
Two+ itemsEven / skillYour DPS scaling and lockdown dominate his falling-off burst-and-reset playstyle

How to beat Ekko as Cassiopeia: the early game

Ekko's Timewinder is slow to travel and easy to see coming, so if you respect his cooldown windows you get to poke him back for free with Noxious Blast every time it misses. Your range and combo damage out-trade his early kit, which relies on landing skillshots rather than direct pressure. Keep wave control tight and punish his approach — Ekko has no reliable way to threaten you from range before his combo is fully online.

Hardest and easiest matchups for Cassiopeia in mid lane

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

Hardest

Easiest

Read the rest of this matchup

The full Cassiopeia vs Ekko 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 Cassiopeia vs Ekko in mid lane?

Ekko, slightly — Cassiopeia wins 48.53% of 1,057 games; winnable with the right plan.

Is Cassiopeia vs Ekko a skill matchup?

Mostly — Ekko has a small statistical edge (51.47% win rate), but execution decides this lane far more than the pick does.

Does Cassiopeia counter Ekko?

No — if anything Ekko has the slight edge (Cassiopeia wins 48.53%), though it stays close.

What runes does Cassiopeia take vs Ekko?

Cassiopeia takes Conqueror on the Precision tree with Presence of Mind, Legend: Haste and Last Stand, and Sorcery secondary (Manaflow Band and Transcendence) vs Ekko.

What should Cassiopeia build vs Ekko?

Start Doran's Ring + 2 Health Potions and back for Tear of the Goddess + Dark Seal (≈800g). Build Seraph's Embrace first, then Liandry's Torment, with No boots — passive move speed (slot goes to Mercury's-substitute MR if needed).

Related guides

Playing the other side? Ekko vs Cassiopeia guide →
All Cassiopeia mid lane matchups →

More Cassiopeia mid lane matchups: vs Azir · vs Brand · vs Diana · vs Fizz · vs Galio · vs Hwei