How to win lane as Karthus against Smolder · 51.4% win rate over 428 Emerald+ games · Updated 2026-07-27
| Stage | Favoured | Why |
|---|---|---|
| Level 1 | Karthus | Smolder is at his weakest pre-stacks and your rank-1 Q pokes him for free at level 1. |
| Level 2 | Karthus | At level 2 he still has no damage or escape while your Q keeps chipping him. |
| Level 3 | Karthus | Level 3 your ranked Q and E out-trade his unstacked kit. |
| Levels 4-5 | Karthus | Levels 4-5 you deny the CS he needs and dominate the poke war. |
| Level 6 | Karthus | Your level 6 Requiem executes his greedy low-HP farming that his kit can't prevent. |
| First item | Karthus | A first item makes your burst beat him before his stacks ever mature. |
| Two+ items | Karthus | Late, a starved Smolder folds to your E and death passive in grouped fights. |
You own levels 1-2: Smolder is one of the weakest early ADCs before his Q stacks, and your Lay Waste pokes him off the wave with no risk. Land Q on him as he last-hits and set up a support all-in while he has no damage or escape.
The full Karthus vs Smolder 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? Smolder vs Karthus guide →
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