MacroMind matchup data: real ranked games, not opinions
Senna vs Sylas
How often does Senna beat Sylas in Support?
Senna into Sylas in Support: 50% observed win rate across 382 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 Senna behind by 48 gold.
Senna at 15:00
- Gold: -48
- CS: +1
- XP: +308
Typical gap to Sylas, from 380 games that reached 15:00.
Does Senna counter Sylas?
No counter here: Senna sits at 50% over 382 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 Sylas: the Senna game plan
A gold lead at 10:00 puts Senna at 59% across 164 games. Flip the lead and Senna falls to 44% across 218.
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 59% | 164 |
| Behind in gold at 10:00 | 44% | 218 |
| First blood | 59% | 113 |
| +kills at 10:00 | 64% | 63 |
| +CS at 10:00 | 49% | 203 |
Someone usually dies here around 3:13 in the median game, and level 6 lands near 8:39. Until your spike is online, respect the all-in.
Senna's Support build, with receipts
Into Sylas specifically, Senna finishes Black Cleaver first most often: 50.0% over 92 games of this matchup.
The most-finished Senna core is Black Cleaver, Statikk Shiv, Rapid Firecannon: 56.8% across 2,480 games when all three got done. All matchups, patches 26.1-26.12.
Most games start Health Potion + Health Potion; the first finished item is usually Black Cleaver (23,022 games).
Skill plan: Senna players max Q first and take Q at level 1.