MacroMind matchup data: real ranked games, not opinions
Jayce vs Heimerdinger
How often does Jayce beat Heimerdinger in Top?
Jayce into Heimerdinger in Top: 55% observed win rate across 291 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 Jayce ahead by 282 gold.
Jayce at 15:00
- Gold: +282
- CS: +2
- XP: +96
Typical gap to Heimerdinger, from 290 games that reached 15:00.
Does Jayce counter Heimerdinger?
No counter here: Jayce sits at 55% over 291 games. The swing lives in the spots below, so play the side you know better and chase the row that moves the number the most in this lane, then hold that lead through the first back.
Beating Heimerdinger: the Jayce game plan
A gold lead at 10:00 puts Jayce at 61% across 163 games. Flip the lead and Jayce falls to 47% across 128.
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 61% | 163 |
| Behind in gold at 10:00 | 47% | 128 |
| First blood | 62% | 139 |
| +kills at 10:00 | 61% | 114 |
| +CS at 10:00 | 61% | 152 |
| 0 deaths at 10:00 | 57% | 70 |
Someone usually dies here around 6:09 in the median game, and level 6 lands near 5:26. Until your spike is online, respect the all-in.
Jayce's Top build, with receipts
Into Heimerdinger specifically, Jayce finishes Youmuu's Ghostblade first most often: 40.8% over 71 games of this matchup.
The most-finished Jayce core is Youmuu's Ghostblade, Manamune, Serylda's Grudge: 55.0% across 2,411 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 Youmuu's Ghostblade (10,943 games).
Skill plan: Jayce players max Q first and take Q at level 1.