MacroMind matchup data: real ranked games, not opinions
Kassadin vs Sion
Kassadin vs Sion in Mid: who wins more often?
Across 145 ranked games in Mid, Kassadin beats Sion in 52% of them.
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 Kassadin behind by 780 gold.
Kassadin at 15:00
- Gold: -780
- CS: -21
- XP: -407
Typical gap to Sion, from 145 games that reached 15:00.
Does Kassadin counter Sion?
Even on the count: Kassadin lands at 52% over 145 games. Neither pick wins the lane alone, so take the side you play better and use the rows below to see which early spots swing this one, then play your first ten minutes around them.
Your Kassadin game plan against Sion
| The spot | Win rate | Games |
|---|---|---|
| Behind in gold at 10:00 | 45% | 108 |
| First blood | 63% | 59 |
In the median game here, the first death comes near 5:14 and level 6 lands around 5:28. Until your spike is online, treat the all-in window with respect.
Kassadin in Mid: the items that actually get built
Into Sion specifically, Kassadin finishes Rod of Ages first most often: 50.0% over 52 games of this matchup.
The most-finished Kassadin core is Rod of Ages, Archangel's Staff, Malignance: 59.7% across 4,009 games when all three got done. All matchups, patches 26.1-26.12.
Most games start Doran's Shield + Health Potion; the first finished item is usually Rod of Ages (15,366 games).
Skill plan: Kassadin players max E first and take Q at level 1.