- Win Rate
- 0%
- Pick Rate
- 0%
- Ban Rate
- 0.5%
Karthus How to Play: Tips & Power Spikes
- Patch
- 26.19
- Matches
- 1,603,420
- Lane
- Support
- Tier
- All Tiers
- Last Updated
- Oct 10, 2026 UTC
- Methodology
- Data Methodology
- Author
- Dakota Chinnick
How to play Karthus in Patch 26.19, built from ranked games: power spikes, the lane plan, how leads convert, and the habits that separate Karthus wins from losses.
- Max order
- Q > E > W
- Gold vs lane at 15
- +201
Karthus Power Spikes (Patch 26.19)
SupportWhen Karthus Support gets stronger, in the order it happens in a typical ranked game: ability unlocks from the most common skill order, item spikes at the median minute players finish them, and the game length Karthus wins most.
- Lv 3All three basic abilities at level 3Karthus's full combo is online — the first point where trading all-in is realistic.
- Lv 6Ultimate rank 1 at level 6The biggest early spike: look for a kill or a roam as soon as Karthus hits it.
- Lv 11Ultimate rank 2 at level 11Lower ultimate cooldown means more fights Karthus can start or win.
- Lv 16Ultimate rank 3 at level 16Lower ultimate cooldown means more fights Karthus can start or win.
Item timings are medians: half of players finish later. Fall behind in farm and every item spike moves back with it.
Karthus Support Laning Plan
Karthus plays an even lane: no extreme in gold, leads or scaling, so the matchup decides how hard to push. On average Karthus Support is 201 gold ahead of the lane opponent at 15 minutes and ahead in 59% of games. Karthus averages 0.09 solo kills by 15 minutes.
Karthus win rate by gold at 15
Karthus Mid and Late Game
What Karthus does better or worse than other champions after laning, from this patch's ranked games — percentiles where 100 is the highest of every champion.
Play to these strengths
- Karthus is a main damage source (99/100): stay alive and in range for the whole fight rather than diving first.
- Karthus wins 1.9 points more in long games than short ones: avoid coin-flip fights early and let the game go long.
Playing Karthus
- Ask your allies to help point out when you should use Requiem to get kills in different lanes.
- Lay Waste is very strong at farming minions and harassing enemy champions.
Playing Against Karthus
- Karthus can cast spells for a short duration after he is killed. Move away from his corpse to be safe.
- Make sure you always have enough health to survive Requiem, even if you have to go back to the base more frequently to heal.
Help us maintain accuracy! If you notice incorrect stats, missing data, or any issues, your feedback directly improves the quality of our data for the entire community.
How to Play Karthus FAQ - Patch 26.19
When does Karthus power spike?
Karthus's spikes in a typical ranked game: All three basic abilities at level 3; Ultimate rank 1 at level 6; Ultimate rank 2 at level 11; Ultimate rank 3 at level 16.
How do you play Karthus Support?
From this patch's ranked data, Karthus wins by playing to these strengths: survive and deal damage in teamfights; play for the late game.