MacroMind matchup data: real ranked games, not opinions
Sion vs Jayce
How often does Sion beat Jayce in Top?
Sion into Jayce in Top: 55% observed win rate across 1,661 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 Sion ahead by 5 gold.
Sion at 15:00
- Gold: +5
- CS: -1
- XP: +250
Typical gap to Jayce, from 1,655 games that reached 15:00.
Does Sion counter Jayce?
The count says yes: across 1,661 ranked Top games into Jayce, Sion takes 55%. That edge is worth playing for. Check the rows below to see how much a gold lead at 10:00 adds, and what a bad start costs Sion.
Beating Jayce: the Sion game plan
A gold lead at 10:00 puts Sion at 61% across 727 games. Flip the lead and Sion falls to 51% across 934.
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 61% | 727 |
| Behind in gold at 10:00 | 51% | 934 |
| First blood | 63% | 584 |
| +kills at 10:00 | 62% | 519 |
| +CS at 10:00 | 58% | 672 |
| 0 deaths at 10:00 | 64% | 307 |
| 0 deaths at 15:00 | 71% | 164 |
Someone usually dies here around 4:24 in the median game, and level 6 lands near 5:23. Until your spike is online, respect the all-in.
Sion's Top build, with receipts
Into Jayce specifically, Sion finishes Sunfire Aegis first most often: 56.2% over 377 games of this matchup.
The most-finished core in this exact matchup is Sunfire Aegis, Unending Despair, Jak'Sho, The Protean: 52.9% across 68 games.
The most-finished Sion core is Sunfire Aegis, Unending Despair, Jak'Sho, The Protean: 54.4% across 1,249 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 Sunfire Aegis (12,495 games).
Skill plan: Sion players max Q first and take Q at level 1.