Anti-Mage1 change
- Base armor increased by 1
Every change in Dota 2 patch 7.29b, straight from Valve's official notes: 41 heroes, 0 items and 0 neutral items changed. Hero and item names link to their current stats.
Anti-Mage1 change
Batrider1 change
Beastmaster1 change
Wild Axes
Bounty Hunter1 change
Shadow Walk
Broodmother2 changes
Insatiable Hunger

Spawn Spiderlings
Dazzle1 changeTalents
Death Prophet1 change
Crypt Swarm
Doom2 changes
Devour

Doom
Drow Ranger1 change
Frost Arrows
Elder Titan1 change
Earth Splitter
Ember Spirit1 change
Sleight of Fist
Grimstroke3 changes
Ink Swell
Talents
Hoodwink5 changes
Acorn Shot
Talents
Huskar5 changes
Berserker's Blood

Life Break
Talents
Invoker1 change
Keeper of the Light1 change
Spirit Form
Kunkka4 changes
X Marks the Spot
Talents
Legion Commander1 change
Press The Attack
Lifestealer2 changes
Feast
Lina5 changes
Light Strike Array

Fiery Soul
Talents
Lone Druid3 changes
Savage Roar
Talents
Lycan10 changes
Summon Wolves

Shapeshift
Talents
Magnus1 change
Reverse Polarity
Medusa1 change
Monkey King3 changes
Tree Dance

Wukong's Command
Talents
Nature's Prophet2 changes
Nature's Call
Nyx Assassin1 changeTalents
Phantom Assassin3 changesTalents
Phantom Lancer8 changes
Spirit Lance

Phantom Rush
Talents
Puck1 changeTalents
Rubick1 change
Telekinesis
Shadow Demon2 changes
Disruption

Demonic Purge
Sniper1 change
Take Aim
Sven1 change
God's Strength
Techies3 changes
Blast Off!
Talents
Templar Assassin2 changes
Meld
Talents
Terrorblade1 change
Sunder
Timbersaw1 change
Flamethrower
Ursa2 changes
Earthshock
Weaver4 changesTalents
Winter Wyvern2 changes
Arctic Burn

Winter's Curse
Source: official Dota 2 patch notes (dota2.com).