
Karthus Counters
Warehouse sampleHard counters are matchups where Karthus struggles (8+ games). Good-against rows open the full vs page for lane tips, phases, and build callouts. Low-sample noise is filtered out.
Rank
Region
Tiers and builds use Emerald+ Solo/Flex sample on the current patch. Small samples are noisy — prefer rows with higher game counts.
Source: warehousePatch: 16.17Region: naRank: emerald_plusQueue: ranked_soloSample: 532Updated 10/22/2026, 1:02:15 PM
Hard Counters
These champions beat Karthus most often — open the matchup for why and how to play it.
Good Against
Karthus is favored into these picks — use the vs page for runes and lane phases.
Open matchup →Kha'Zix
FavoredMedium54.3% WR · 46 games
Open matchup →Locke
FavoredHigh56.6% WR · 53 games
Open matchup →Lux
FavoredMedium56.8% WR · 44 games
Open matchup →Malzahar
FavoredHigh56.9% WR · 51 games
Open matchup →Mel
FavoredMedium57.1% WR · 49 games
Open matchup →Katarina
FavoredMedium57.5% WR · 40 games
Patch: 16.17Region: naRank: emerald_plusQueue: ranked_soloSample: 162Updated 10/22/2026, 1:02:15 PM



