MacroMind matchup data — real ranked games, not opinions

Samira vs Karthus

In ADC, Samira wins 39% against Karthus across 121 observed ranked games. This is an observed win rate shown with its sample size, not a prediction or a guaranteed counter.

By 15 minutes the median game has Samira ahead by 342 gold.

Does Samira counter Karthus?

No. This one runs the other way: Karthus takes 61% of 121 ranked ADC games, and the gap clears the noise band.

How to beat Karthus as Samira

Turn the early game into gold: 300 up at 10:00 runs this matchup at 51% over 69 games; 300 behind drops it to 23% over 52.

The median first death in this lane comes at 4:10; the level 6 spike lands around 7:38. Respect the all-in window until your spike is online.