MacroMind matchup data: real ranked games, not opinions
Sejuani vs Jayce
Sejuani vs Jayce in Jungle: who wins more often?
Across 232 ranked games in Jungle, Sejuani beats Jayce in 45% 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 Sejuani behind by 1,086 gold.
Sejuani at 15:00
- Gold: -1,086
- CS: -10
- XP: -526
Typical gap to Jayce, from 231 games that reached 15:00.
Does Sejuani counter Jayce?
Even on the count: Sejuani lands at 45% over 232 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 Sejuani game plan against Jayce
With a gold lead at 10:00, Sejuani wins 55% of 55 games in this matchup. Behind at the same mark, the rate drops to 42% over 177.
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 55% | 55 |
| Behind in gold at 10:00 | 42% | 177 |
| First blood | 55% | 140 |
| +kills at 10:00 | 60% | 72 |
| +CS at 10:00 | 49% | 77 |
| 0 deaths at 10:00 | 56% | 82 |
In the median game here, the first death comes near 6:43 and level 6 lands around 7:03. Until your spike is online, treat the all-in window with respect.
Sejuani in Jungle: the items that actually get built
Into Jayce specifically, Sejuani finishes Heartsteel first most often: 55.7% over 70 games of this matchup.
The most-finished Sejuani core is Heartsteel, Unending Despair, Thornmail: 56.5% across 701 games when all three got done. All matchups, patches 26.1-26.12.
Most games start Mosstomper Seedling + Health Potion; the first finished item is usually Heartsteel (6,525 games).
Skill plan: Sejuani players max W first and take E at level 1.