How are champion matchup win rates calculated?

Win rates are calculated from thousands of ranked games in Emerald+ elo on the current patch. Data is sourced from OP.GG and updated regularly.

What does a 55% win rate matchup mean?

A 55% win rate means Champion 1 wins 55 out of every 100 games against Champion 2 in ranked. Anything above 52% is considered a favorable matchup.

Do matchup win rates change every patch?

Yes. Champion buffs, nerfs, item changes, and meta shifts can all affect matchup win rates. Our data updates with each new patch.

Should I always pick the counter champion?

Not necessarily. Comfort and experience on a champion often matter more than counter-picking, especially below Diamond. A 2-3% win rate difference is easily overcome by champion mastery.

What rank is the matchup data from?

All matchup data is sourced from Emerald+ ranked games to ensure the data reflects skilled play. Lower elo matchups can differ significantly.

Patch 26.9 Data

Champion Matchups

Pick two champions and see who wins. Win rates, counters, and tips powered by live ranked data.

Champion 1

Sion

Champion 2

Swain

38.4%

Sion win rate vs Swain

Swain hard counters Sion

151

Games Analyzed

38.4%

Sion WR

61.6%

Swain WR

-927

Avg Gold Diff @15

Power Spike Timeline

Sion Level 6

Swain Level 6

Sion 1 item

Swain 1 item

Sion Infinite HP

Swain 2 items

How to Play This Matchup

Power Curve

Sion is strongest late game while Swain peaks mid game. Play around your power window.

Mixed Resistances

Sion deals AD damage while Swain deals AP. Build resistances accordingly Ã¢â‚¬â€ don't stack the wrong type.

Mirror Playstyle

Both champions play a sustained style. The one with better execution and itemization wins. Focus on spacing and cooldown tracking.

Range Advantage

Swain has range advantage. Sion should look for short trades when Swain uses abilities on the wave. Freeze near your tower and wait for jungle help or an all-in window.

Exploit Sion's Weakness

Sion's main weakness: Dodging Q, mobile champs, % HP damage. Play around this to maximize your advantage.

Sion Win Condition

Infinite HP scaling, R engage, zombie passive

Swain Win Condition

R drain tank in teamfights, E root picks, soul fragment scaling

Recommended Items

Sion

Heartsteel

Core

Build every game

Titanic Hydra