MacroMind matchup data: real ranked games, not opinions
Sylas vs Karthus
What is Sylas's win rate vs Karthus?
In Mid, Sylas wins 51% against Karthus across 83 observed 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 Sylas behind by 28 gold.
Sylas at 15:00
- Gold: -28
- CS: -14
- XP: -8
Typical gap to Karthus, from 83 games that reached 15:00.
Does Sylas counter Karthus?
Too close to call. Sylas sits at 51% over 83 games, so neither pick counters the other here. The lane goes to whoever wins the spots below, like the gold lead at 10:00 or staying alive until 15:00, so play for those and let the pick argument go.
How to beat Karthus as Sylas
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 57% | 44 |
| First blood | 57% | 46 |
| +kills at 10:00 | 64% | 45 |
The median first death in this lane comes at 3:15; the level 6 spike lands around 5:35. Respect the all-in window until your spike is online.
What does Sylas build in Mid?
The most-finished Sylas core is Hextech Rocketbelt, Riftmaker, Zhonya's Hourglass: 56.5% across 7,372 games when all three got done. All matchups, patches 26.1-26.12.
Most games start Doran's Ring + Health Potion + Health Potion; the first finished item is usually Hextech Rocketbelt (39,657 games).
Skill plan: Sylas players max W first and take E at level 1.