Counters

Champion counters

Karthus

View champion builds

Matchups

Summoner spells
BarrierHeal
Counter mechanics
Deny Blue BuffDeny FarmDodge AbilitiesHard CCOutsustainPlay aggressive early game

Bad against

KassadinMidSorakaGeneralKatarinaMidAhriMidVeigarMidLuxGeneralAkaliMid

Good against

TeemoGeneral

Good with

AmumuKayleSoraka