Learn how to counter and when to pick Io from our list of counters and matchups updated for the current meta.
| Hero | DisadvantageDis. | Hero Win Rate | |
|---|---|---|---|
 | Troll Warlord | 3.19% | 44.51% |
 | Sven | 2.88% | 50.85% |
 | Ancient Apparition | 2.73% | 46.58% |
 | Monkey King | 2.71% | 52.85% |
 | Broodmother | 2.21% | 54.36% |
| Hero | AdvantageAdv. | Hero Win Rate | |
|---|---|---|---|
 | Anti-Mage | 3.78% | 51.36% |
 | Void Spirit | 3.23% | 54.23% |
 | Oracle | 3.02% | 51.18% |
 | Arc Warden | 2.81% | 50.39% |
 | Abaddon | 2.15% | 47.34% |
| Hero | DisadvantageDis. | IoHero Win Rate | Matches Played | |
|---|---|---|---|---|
| Troll Warlord | 3.19% | 44.51% | 34,452 |
| Sven | 2.88% | 50.85% | 18,191 |
| Ancient Apparition | 2.73% | 46.58% | 34,504 |
| Monkey King | 2.71% | 52.85% | 36,319 |
| Broodmother | 2.21% | 54.36% | 11,978 |
 | Underlord | 2.19% | 46.24% | 13,151 |
 | Dark Willow | 2.02% | 49.70% | 22,860 |
 | Windranger | 1.95% | 51.65% | 55,512 |
 | Kunkka | 1.90% | 46.74% | 34,411 |
 | Winter Wyvern | 1.87% | 48.00% | 24,746 |
 | Huskar | 1.71% | 49.78% | 23,127 |
 | Earthshaker | 1.71% | 48.68% | 49,100 |
 | Slardar | 1.70% | 45.79% | 50,141 |
 | Crystal Maiden | 1.66% | 48.79% | 59,958 |
 | Doom | 1.61% | 50.85% | 19,157 |
 | Keeper of the Light | 1.57% | 52.85% | 17,870 |
 | Batrider | 1.44% | 56.54% | 8,821 |
 | Lycan | 1.39% | 49.40% | 5,640 |
 | Weaver | 1.36% | 51.72% | 33,018 |
 | Magnus | 1.28% | 51.73% | 50,538 |
 | Sand King | 1.28% | 46.46% | 25,673 |
 | Lich | 1.15% | 47.40% | 39,953 |
 | Enigma | 1.13% | 50.35% | 16,162 |
 | Luna | 1.13% | 49.84% | 48,138 |
 | Terrorblade | 1.13% | 54.67% | 9,345 |
 | Ursa | 1.07% | 50.38% | 33,255 |
 | Mirana | 1.07% | 51.09% | 29,175 |
 | Lina | 1.06% | 53.06% | 44,952 |
 | Dark Seer | 1.04% | 46.89% | 10,611 |
 | Marci | 1.00% | 49.60% | 27,903 |
 | Dragon Knight | 0.92% | 50.37% | 28,053 |
 | Mars | 0.90% | 53.20% | 30,312 |
 | Medusa | 0.87% | 47.69% | 19,966 |
 | Bounty Hunter | 0.82% | 49.74% | 40,528 |
 | Gyrocopter | 0.82% | 52.32% | 24,421 |
 | Vengeful Spirit | 0.78% | 47.78% | 53,033 |
 | Viper | 0.76% | 47.76% | 36,541 |
 | Razor | 0.73% | 49.93% | 35,361 |
 | Primal Beast | 0.72% | 52.00% | 19,984 |
 | Death Prophet | 0.71% | 47.65% | 17,510 |
 | Enchantress | 0.69% | 54.75% | 14,648 |
 | Slark | 0.68% | 51.59% | 46,475 |
 | Drow Ranger | 0.68% | 46.49% | 67,535 |
 | Chaos Knight | 0.66% | 51.33% | 21,862 |
 | Hoodwink | 0.62% | 49.91% | 65,752 |
 | Faceless Void | 0.59% | 52.56% | 52,288 |
 | Ember Spirit | 0.57% | 53.18% | 18,643 |
 | Pangolier | 0.51% | 55.22% | 15,864 |
 | Queen of Pain | 0.50% | 52.69% | 25,948 |
 | Sniper | 0.48% | 49.66% | 82,606 |
 | Beastmaster | 0.46% | 54.37% | 5,196 |
 | Techies | 0.45% | 50.61% | 43,800 |
 | Shadow Fiend | 0.44% | 50.98% | 56,680 |
 | Snapfire | 0.44% | 53.83% | 23,788 |
 | Templar Assassin | 0.42% | 55.31% | 22,974 |
 | Alchemist | 0.41% | 51.15% | 15,682 |
 | Elder Titan | 0.41% | 50.29% | 6,934 |
 | Nature's Prophet | 0.33% | 53.40% | 56,098 |
 | Tusk | 0.33% | 54.05% | 20,852 |
 | Muerta | 0.26% | 52.67% | 15,450 |
 | Rubick | 0.23% | 54.57% | 56,449 |
 | Treant Protector | 0.18% | 48.35% | 18,070 |
 | Ogre Magi | 0.15% | 48.15% | 64,747 |
 | Warlock | 0.12% | 47.26% | 28,101 |
 | Bristleback | 0.10% | 48.45% | 42,142 |
 | Jakiro | 0.10% | 47.82% | 52,776 |
 | Riki | 0.05% | 48.45% | 28,783 |
 | Undying | 0.05% | 48.15% | 31,872 |
 | Shadow Shaman | 0.04% | 47.58% | 62,781 |
 | Phantom Assassin | 0.01% | 51.90% | 74,332 |
 | Spirit Breaker | -0.01% | 50.08% | 60,256 |
 | Bane | -0.03% | 49.50% | 21,918 |
 | Dawnbreaker | -0.06% | 50.86% | 20,098 |
 | Witch Doctor | -0.09% | 47.24% | 82,286 |
 | Naga Siren | -0.15% | 52.82% | 11,540 |
 | Visage | -0.17% | 50.56% | 6,578 |
 | Leshrac | -0.20% | 46.39% | 27,971 |
 | Disruptor | -0.21% | 47.93% | 47,497 |
 | Morphling | -0.22% | 53.06% | 45,109 |
 | Lion | -0.25% | 52.98% | 99,544 |
 | Dazzle | -0.26% | 49.90% | 43,946 |
 | Venomancer | -0.37% | 47.75% | 40,493 |
 | Nyx Assassin | -0.38% | 49.00% | 31,158 |
 | Outworld Destroyer | -0.38% | 49.74% | 26,239 |
 | Silencer | -0.38% | 48.73% | 33,838 |
 | Phantom Lancer | -0.39% | 49.05% | 28,033 |
 | Axe | -0.42% | 47.17% | 73,972 |
 | Chen | -0.50% | 55.85% | 4,482 |
 | Clockwerk | -0.53% | 51.01% | 20,881 |
 | Meepo | -0.63% | 48.63% | 13,067 |
 | Centaur Warrunner | -0.65% | 49.10% | 31,293 |
 | Tinker | -0.66% | 52.87% | 17,959 |
 | Skywrath Mage | -0.67% | 51.02% | 36,076 |
 | Tiny | -0.67% | 53.88% | 30,254 |
 | Lone Druid | -0.70% | 51.28% | 7,467 |
 | Bloodseeker | -0.74% | 48.79% | 20,055 |
 | Pudge | -0.83% | 49.87% | 135,536 |
 | Earth Spirit | -0.85% | 52.81% | 15,543 |
 | Pugna | -0.90% | 52.45% | 24,241 |
 | Brewmaster | -1.00% | 51.37% | 7,688 |
 | Storm Spirit | -1.05% | 53.52% | 23,437 |
 | Grimstroke | -1.06% | 51.48% | 32,088 |
 | Juggernaut | -1.06% | 51.14% | 50,222 |
 | Necrophos | -1.07% | 48.80% | 44,270 |
 | Phoenix | -1.08% | 52.90% | 14,409 |
 | Night Stalker | -1.11% | 49.64% | 16,409 |
 | Legion Commander | -1.17% | 51.39% | 57,125 |
 | Invoker | -1.22% | 54.06% | 70,063 |
 | Omniknight | -1.30% | 52.56% | 27,721 |
 | Zeus | -1.31% | 48.30% | 67,022 |
 | Lifestealer | -1.34% | 48.15% | 61,198 |
 | Clinkz | -1.54% | 49.91% | 31,238 |
 | Tidehunter | -1.57% | 52.09% | 19,399 |
 | Shadow Demon | -1.59% | 53.68% | 11,007 |
 | Wraith King | -1.63% | 49.18% | 36,541 |
 | Timbersaw | -1.76% | 52.05% | 36,321 |
 | Puck | -2.12% | 54.89% | 31,958 |
 | Spectre | -2.15% | 51.71% | 31,698 |
| Abaddon | -2.15% | 47.34% | 32,500 |
| Arc Warden | -2.81% | 50.39% | 25,622 |
| Oracle | -3.02% | 51.18% | 25,628 |
| Void Spirit | -3.23% | 54.23% | 16,153 |
| Anti-Mage | -3.78% | 51.36% | 60,092 |
Last Updated