Patch 7.21: who got buffed and nerfed
Dota 2 patch 7.21: 108 heroes changed — Io, Chen, Beastmaster, Alchemist, Brewmaster, Chaos Knight, Dragon Knight, Juggernaut. A summary for every hero and all of Valve's notes.
Changed heroes
- Io — 10 records
- Chen — 8 records
- Beastmaster — 6 records
- Alchemist — 5 records
- Brewmaster — 5 records
- Chaos Knight — 5 records
- Dragon Knight — 5 records
- Juggernaut — 5 records
- Lycan — 5 records
- Medusa — 5 records
- Timbersaw — 5 records
- Ancient Apparition — 4 records
- Bane — 4 records
- Broodmother — 4 records
- Clockwerk — 4 records
- Huskar — 4 records
- Lone Druid — 4 records
- Naga Siren — 4 records
- Night Stalker — 4 records
- Nyx Assassin — 4 records
- Omniknight — 4 records
- Sven — 4 records
- Templar Assassin — 4 records
- Tiny — 4 records
- Treant Protector — 4 records
- Arc Warden — 3 records
- Batrider — 3 records
- Bounty Hunter — 3 records
- Crystal Maiden — 3 records
- Earth Spirit — 3 records
- Enchantress — 3 records
- Faceless Void — 3 records
- Grimstroke — 3 records
- Invoker — 3 records
- Legion Commander — 3 records
- Lich — 3 records
- Lifestealer — 3 records
- Phantom Assassin — 3 records
- Riki — 3 records
- Spectre — 3 records
- Tusk — 3 records
- Visage — 3 records
- Warlock — 3 records
- Abaddon — 2 records
- Dark Willow — 2 records
- Dazzle — 2 records
- Doom — 2 records
- Ember Spirit — 2 records
- Jakiro — 2 records
- Keeper of the Light — 2 records
- Leshrac — 2 records
- Lion — 2 records
- Monkey King — 2 records
- Morphling — 2 records
- Nature's Prophet — 2 records
- Necrophos — 2 records
- Ogre Magi — 2 records
- Outworld Destroyer — 2 records
- Pangolier — 2 records
- Phantom Lancer — 2 records
- Queen of Pain — 2 records
- Razor — 2 records
- Rubick — 2 records
- Sand King — 2 records
- Shadow Demon — 2 records
- Silencer — 2 records
- Sniper — 2 records
- Storm Spirit — 2 records
- Troll Warlord — 2 records
- Undying — 2 records
- Ursa — 2 records
- Viper — 2 records
- Weaver — 2 records
- Windranger — 2 records
- Winter Wyvern — 2 records
- Witch Doctor — 2 records
- Anti-Mage — 1 record
- Bloodseeker — 1 record
- Bristleback — 1 record
- Centaur Warrunner — 1 record
- Clinkz — 1 record
- Death Prophet — 1 record
- Disruptor — 1 record
- Drow Ranger — 1 record
- Earthshaker — 1 record
- Elder Titan — 1 record
- Enigma — 1 record
- Gyrocopter — 1 record
- Kunkka — 1 record
- Lina — 1 record
- Luna — 1 record
- Meepo — 1 record
- Mirana — 1 record
- Phoenix — 1 record
- Pudge — 1 record
- Shadow Fiend — 1 record
- Shadow Shaman — 1 record
- Skywrath Mage — 1 record
- Slardar — 1 record
- Slark — 1 record
- Techies — 1 record
- Terrorblade — 1 record
- Tidehunter — 1 record
- Underlord — 1 record
- Vengeful Spirit — 1 record
- Venomancer — 1 record
- Wraith King — 1 record
- Zeus — 1 record