MacroMind matchup data: real ranked games, not opinions
Kai'Sa vs Sion
What is Kai'Sa's win rate vs Sion?
In ADC, Kai'Sa wins 55% against Sion across 84 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 Kai'Sa ahead by 431 gold.
Kai'Sa at 15:00
- Gold: +431
- CS: +5
- XP: -234
Typical gap to Sion, from 84 games that reached 15:00.
Does Kai'Sa counter Sion?
Too close to call. Kai'Sa sits at 55% over 84 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 Sion as Kai'Sa
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 57% | 49 |
| First blood | 55% | 58 |
| +CS at 10:00 | 57% | 53 |
The median first death in this lane comes at 5:31; the level 6 spike lands around 7:20. Respect the all-in window until your spike is online.
What does Kai'Sa build in ADC?
The most-finished Kai'Sa core is Kraken Slayer, Guinsoo's Rageblade, Dusk and Dawn: 53.5% across 26,866 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 Kraken Slayer (83,293 games).
Skill plan: Kai'Sa players max Q first and take Q at level 1.