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Chen vs Io

Head-to-head Dota 2 7.41e win rate from ranked matches.

Favored
Io 54.10%
Chen45.90%
Io54.10%
Over 61 ranked matches (7.41e).

In Dota 2 7.41e, Io wins the Chen vs Io matchup: Io beats Chen in 54.10% of 61 ranked matches.

Small sample: this pairing has only 61 ranked matches in the current window, so its win rate will swing more than deep-sample pairings as new games come in.

How this matchup plays

Trying to execute a slow push with a creep army runs directly into Io's game plan. Relocate allows Io and a core to pick off isolated heroes, forcing Chen's team to constantly react and break their formation. This fundamentally undermines the deathball strategy Chen enables. In teamfights, the hero Io tethers often has enough damage to quickly clear the persuaded creeps, neutralizing a huge part of Chen's value. Even Hand of God can struggle to save someone from the focused burst of a Relocate gank. Chen wants to methodically take the map with his team, while Io wants to break the game open with fast, mobile ganks.

Chen vs Io across patches

Chen's win rate against Io in each recent balance patch — whether this matchup is trending up or down. Patches without enough matches are omitted.

PatchChen win rateChangeMatches
7.41e early45.90%▼ -0.5pp61
7.41d 46.41%▼ -1.5pp3,928
7.41c 47.87%▲ +4.6pp2,768
7.41b 43.25%2,844

Move this data into a draft

Put Chen against Io

Chen starts on Radiant and Io on Dire. Add the other eight picks to see whether this head-to-head edge survives the full draft.

Radiant4 open
Chen
Dire4 open
Io
Open with heroes loaded

Frequently asked questions

Does Chen counter Io?
Chen wins 45.90% of ranked matches against Io in Dota 2 7.41e (61 matches) — the matchup favors Io.
Does Io counter Chen?
Io wins 54.10% of ranked matches against Chen in Dota 2 7.41e (61 matches) — the matchup favors Io.
How many matches back the Chen vs Io win rate?
61 quality-filtered ranked matches from patch 7.41e, refreshed as new matches are ingested daily. This pairing is below our 100-match deep-sample bar, so expect the number to swing more than usual.

Data updated Aug 11, 2026.