Who wins Sylas vs Zeri?
MID.GG has 3 high-elo VODs of this matchup so far, not enough games yet to call it.
In 3 high-elo games (latest patch 26.22), Sylas won 100% against Zeri. The average game ended 6.0/1.7/13.0 for Sylas. That is not enough games yet to say who the matchup favours.
The most played Sylas setup into Zeri takes Conqueror (Precision and Inspiration) and builds Hextech Rocketbelt, Zhonya's Hourglass and Riftmaker. It shows up in 2 of 3 games with a 100% win rate. The main alternative is Stormraider's Surge (1 game).
Taken from the 3 VODs on this page, patch 26.21 and 26.22.
Every streamer in the library with ranked Sylas games, most games first. Each links to their VODs on MID.GG.
MID.GG has 3 high-elo VODs of this matchup so far, not enough games yet to call it.
The most-played setup is the Conqueror rune page, taken in 2 of the 3 high-elo VODs on MID.GG, with Hextech Rocketbelt, Zhonya's Hourglass and Riftmaker as its most common core items.
The most recent games in this matchup, newest first.

