How to win lane as Karthus against Swain · 62.61% win rate over 222 Emerald+ games · Updated 2026-07-27
| Stage | Favoured | Why |
|---|---|---|
| Level 1 | Swain | Swain's early E root plus Q burst threatens a lethal all-in your fragile ADC body can't survive. |
| Level 2 | Swain | At level 2 his W zone and burst keep you pinned and farming on the back foot. |
| Level 3 | Swain | Level 3 his root-into-combo all-in still dominates the short lane. |
| Levels 4-5 | Swain | Levels 4-5 his kit pressure keeps you zoned before your items arrive. |
| Level 6 | Swain | Level 6 Demonic Ascension's sustain out-heals your poke in any extended trade. |
| First item | Karthus | With your first item your Q+E DoT finally out-damages his healing and Requiem executes him. |
| Two+ items | Karthus | Late, your E and death passive shred his grouped drain comp from safe range. |
Levels 1-3 belong to Swain: his E root sets up a Q burst combo that can delete you, and his W zones the wave so you farm on the back foot. Never step where his E can land, give up CS if you must, and keep your Flash for the root all-in.
The full Karthus vs Swain 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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Playing the other side? Swain vs Karthus guide →
All Karthus bot lane (adc) matchups →