Io — Dota 2 hero

Io

UniversalRangedSupportEscapeNuker

Io Pro Match Statistics

51.4%Win Rate
6.3%Pick Rate
17.2%Ban Rate
-22.7% Trend

Io Win Rate by Game Phase — Power Spikes & Scaling

Io is strongest during the mid game (17.5–40.5 minutes), achieving a 44.7% win rate across 38 professional matches. Io is an early-game-oriented hero whose effectiveness diminishes as matches extend. With a 40.9% early game win rate declining to 0% in the late game, teams drafting Io should prioritize closing out games before opponents reach their power spikes. Professional win rates by game phase: Early game (0–17.5 min): 40.9% win rate over 44 games. Mid game (17.5–40.5 min): 44.7% win rate over 38 games. Late game (40.5–55.5 min): 0% win rate over 5 games. Io is most vulnerable during the late game with a 0% win rate — opponents should aim to force decisive engagements during this window. Heroes with similar mid game performance include Treant Protector (44.6%), Dawnbreaker (44.4%), Mars (45.3%).

PhaseDurationWin RateGames
Early Game 0–17.5 min40.9%4444 games40.9%
Mid Game Strongest17.5–40.5 min44.7%3838 games44.7%
Late Game Weakest40.5–55.5 min0%55 games0%
Hard Late Game 55.5+ min————

Heroes with Similar Early Game Performance

Dota 2 heroes with similar laning phase win rates (0–17.5 min) in professional matches
Winter Wyvern — 41% early game win rate, similar scaling to Io in Dota 2 pro matchesWinter Wyvern39 games41%Ursa — 40.6% early game win rate, similar scaling to Io in Dota 2 pro matchesUrsa64 games40.6%Primal Beast — 41.2% early game win rate, similar scaling to Io in Dota 2 pro matchesPrimal Beast17 games41.2%Void Spirit — 41.5% early game win rate, similar scaling to Io in Dota 2 pro matchesVoid Spirit106 games41.5%Dark Seer — 40% early game win rate, similar scaling to Io in Dota 2 pro matchesDark Seer10 games40%

Heroes with Similar Mid Game Performance

Heroes matching Io's mid game performance (17.5–40.5 min) in competitive Dota 2
Treant Protector — 44.6% mid game win rate, similar scaling to Io in Dota 2 pro matchesTreant Protector74 games44.6%Dawnbreaker — 44.4% mid game win rate, similar scaling to Io in Dota 2 pro matchesDawnbreaker45 games44.4%Mars — 45.3% mid game win rate, similar scaling to Io in Dota 2 pro matchesMars75 games45.3%Winter Wyvern — 44.1% mid game win rate, similar scaling to Io in Dota 2 pro matchesWinter Wyvern34 games44.1%Ancient Apparition — 45.5% mid game win rate, similar scaling to Io in Dota 2 pro matchesAncient Apparition11 games45.5%

Heroes with Similar Late Game Performance

Late game scaling comparison — heroes performing similarly to Io in 40.5–55.5 min pro games
Lion — 25% late game win rate, similar scaling to Io in Dota 2 pro matchesLion12 games25%Tidehunter — 34.4% late game win rate, similar scaling to Io in Dota 2 pro matchesTidehunter32 games34.4%Rubick — 36.2% late game win rate, similar scaling to Io in Dota 2 pro matchesRubick47 games36.2%Disruptor — 36.4% late game win rate, similar scaling to Io in Dota 2 pro matchesDisruptor11 games36.4%Templar Assassin — 40% late game win rate, similar scaling to Io in Dota 2 pro matchesTemplar Assassin10 games40%

Heroes with Similar Hard Late Game Performance

Ultra-late game specialists with comparable 55.5+ min win rates in professional Dota 2

Not enough data for this phase.