Karthus vs LeeSin — laning phase
find Karthus expertsAggregated laning stats unlock at 8 Diamond+ games for a matchup - 6 games so far. Meanwhile, watch them:
WDealersz15/4/13ChallengerWKarhus6/0/5MasterWTrisend38/6/15ChallengerLKarhus3/7/6MasterWKarhus4/4/5MasterLiFearless729/10/4Master
all Karthus vs LeeSin on the champion page