MacroMind matchup data: real ranked games, not opinions
Xayah vs Karthus
How often does Xayah beat Karthus in ADC?
Xayah into Karthus in ADC: 46% observed win rate across 136 ranked games.
Global ranked sample: games from every region and every rank pooled together, not one server's stats. Data runs through patch 26.12; curves updated 2026-08-07.
By 15 minutes the median game has Xayah behind by 262 gold.
Xayah at 15:00
- Gold: -262
- CS: -4
- XP: -386
Typical gap to Karthus, from 136 games that reached 15:00.
Does Xayah counter Karthus?
No counter here: Xayah sits at 46% over 136 games. The swing lives in the spots below, so play the side you know better and chase the row that moves the number the most in this lane, then hold that lead through the first back.
Beating Karthus: the Xayah game plan
A gold lead at 10:00 puts Xayah at 61% across 61 games. Flip the lead and Xayah falls to 34% across 74.
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 61% | 61 |
| Behind in gold at 10:00 | 34% | 74 |
| First blood | 52% | 63 |
| +kills at 10:00 | 59% | 46 |
| +CS at 10:00 | 55% | 53 |
Someone usually dies here around 3:44 in the median game, and level 6 lands near 7:40. Until your spike is online, respect the all-in.
Xayah's ADC build, with receipts
Into Karthus specifically, Xayah finishes Essence Reaver first most often: 31.1% over 45 games of this matchup.
The most-finished Xayah core is Essence Reaver, Navori Flickerblade, Infinity Edge: 56.2% across 9,671 games when all three got done. All matchups, patches 26.1-26.12.
Most games start Doran's Blade + Health Potion; the first finished item is usually Essence Reaver (16,504 games).
Skill plan: Xayah players max E first and take Q at level 1.