General
Circle of Power will no longer be selected on death if any shop is selected or Deathmatch mode is active
Backdoor protection: regeneration is now smoother, backdoor regeneration stops if any creep attacks tower (no changes at old mechanics, just additional rule)
Backdoor protection now affects secondary buildings
Roshan can no longer be attacked via manual orb-casting
Right Click Deny option is now off by default
Double Hold option is now off by default
Megacreeps no longer upgrade already existing creeps instantly, only new waves will become Mega
Megacreeps model size increased
Removed passive regeneration from Ancient of Wind structure
Improved -gg detection
Fixed mode SD issues if player doesn't pick heroes in time
Fixed "SD show heroes" button colors
Fixed units behaviour when affected by forceful attack modifier (Berserker's Call for instance) and target unreachable
Fixed attack detection system being incorrect sometimes, causing lags or fatal errors
Increased receipe-click buying range from 1300 to 1600
One-click buy now drops items into the courier if no hero is available
Added "transfer items" button to Circle of power, which will transfer items Circle holds to the hero within 1600 range
Hero illusions can no longer be denied as non-hero (less than 50%)
Buyback text message color changed to red and extended with blank lines
Fixed surrending didn't reveal looser team's throne
Added visual buff for Fountain healing
Observers can now see combined networth of both teams at taverns area
Test command -respawn now has alias -res and behave like normal respawn
Pooling mode now active by default in single player, using -pm mode turns it off
Single player games no longer show "Game mode automatically.." message if no mode entered
Heroes
Arc Warden
Arc Warden's sounds altered from Acolyte to KelThuzad
Fixed Arc Warden not getting XP when Tempest Double uses Hand of Midas
Fixed issues when buying items while Tempest Double or other clones stands nearby
Tempest Double now has expiration timer as normal summoned units
Fixed BKB charges not carrying over to Tempest Double properly (used to grant full duration always)
Axe
Battle Hunger no longer dispells if illusion is killed
Batrider
Sticky napalm no longer affects invulnerable targets
Bounty Hunter
Wind Walk can now be activated while invisible
Banshee
Fixed Exorcism ghosts stucking at Shadow Dance
Broodmother
Leveling Spin Web no longer grants extra charge
Fixed Spin Web didn't provide double bonus for Broodmother while she wasn't damaged
Fixed Spin Web provided invisibility instantly
Fixed Spin Web didn't update old webs' bonuses
Fixed Spin Web didn't provided doubled movespeed bonus correctly
Fixed some spells didn't reveal Broodmother
Fixed Broodmother incorrect attack damage while hidden in the Web
Spiderling and Spiderite collision size from 12 to 8
Chen
Penitence projectile speed increased to instant
Clinkz
Skeleton Walk can now be activated while invisible
Clock
Fixed Power Cogs providing vision for extra 3 seconds
Darkseer
Old Darkseer's Ion Shell no longer deals more damage if leveled up
Disruptor
Fixed Static Field (Aghanim'd) dealing less damage than should
Dragon Knight
Fixed Dragon Tail cast range not being updated after morphing back
Fixed rare bug with stun duration of Dragon Tail
Drow Ranger
Fixed Trueshot Aura affected non-relevant targets and wards
Earth Spirit
Petrify (Enchant Remnant) no longer dispellable
Fixed Earth Spirit had flying vision while rolling
Enchantress
Fixed Enchantress being unable to steal Spirderite and Spiderlings
Enigma
Fixed Blackhole providing vision when spell ended for extra 3 seconds
Faceless Void
Chronosphere no longer affects shops
Goblin Shredder
Whirling Death no longer affects invulnerable targets
Fixed Aghanim Chakram could be re-enabled dropping Aghanim
Keeper of the Light
Fixed Keeper of the Light bonus abilities could stay even if Spirit Form ends
Lone Druid
Added Cooldown manipulation support for Rabid
Magnus
Skewer now affects illusions
Skewer no longer has limit of 7 targets
Skewer no longer causes visual bugs when combined with Pounce
Medusa
Mystic Snake no longer steal mana from hidden units (Disruption) and invulnerable units
Meepo
Geostrike now applies 2 instances of damage instead of 1
Morphling
Fixed Adaptive strike being unavoidable
Obsidian Destroyer
Fixed Sanity Eclipse level 2 had very low cast range
Phoenix
Fixed Supernova (agh) didn't refresh Enchant
Ensnares no longer prevent Phoenix from moving with Sun Ray
Pit Lord
Fixed Pit of Malice may affect allies if casted on neutrals
Queen of Pain
Fixed Sonic Wave being magical damage (but affected spell immune) instead of divine damage
Razor
Eye of the Storm no longer has 0.3 delay between visual lightning and damage
Fixed Static Link provided unobstructed vision and linger for 3 extra seconds
Fixed Plasma Field providing vision for extra 3 seconds
Silencer
Fixed Last Word providing vision for extra second after being triggered
Slark
Pounce can now be broken by Ball Lightning, Charge of Darkness, Rolling Boulder, Geomagnetic Grip, Boulder Smash, Tether without visual bugs
Fixed Rocket Barrage could affect Shadow Dancing Slark
Spectre
Fixed some spells didn't reveal Spectre
Spiritbreaker
Charge of Darkness no longer destroy trees at destination point or if interrupted
Storm Spirit
Storm ultimate now ends prematurely if he dies while rofling
Terrorblade
Fixed Metamorphosis level 4 didn't morph illusions
Tinker
Heat Seeking Missiles speed from 1000 to 900
Fixed Heat Seeking Missiles being unavoidable
Tiny
Fixed Grow! attack slow stacking for a few seconds after leveling ultimate
Improved Grow! visual effects
Fixed Tossed unit not being recognized as stunned
Treant
Fixed Overgrowth provided extra vision over entangled enemies
Tuskarr
Fixed Snowball providing flying vision
Twin Head Dragon
Fixed Liquid Fire not mention being orb-effect
Undying
Decay no longer affects invulnerable targets
Undying Flesh Golem healing projectile speed increased to instant
Viper
Fixed Viper Strike level 2 slow didn't disappear step by step, instead it slowed unit for the whole duration
Poison Attack now applies 2 instances of poison instead of 1
Visage
Fixed Familiars dealing double damage on landing
Fixed Familiars being protected by Guardian Angel required 1 extra attack
Familiars vision while grounded increased from 201 to 390 (just like normal flying)
Winter Wyvern
Fixed Winter Wyvern's illusions could be flying
Wisp
Fixed Relocate providing vision on start point for it's duration
Fixed Spirits provided 3 seconds extra vision when being killed
Items
Charged items no longer waste charge if WTF mode active
Aghanim's Scepter
Tiny's and Enchantress' Aghanims can now be dropped
Ancient Janggo
Fixed visually incorrect selling price for Janggo
Courier
Fixed Ground courier could pickup runes
Fixed "Your item has been dropped" messages when courier deliver stuff
Couriers can no longer pickup Rapier
Couriers no longer benefit from Boots items movespeed
Couriers no longer able to regenerate mana
Couriers no longer has collision size
Neutrals no longer attack or being aggroed by couriers
Dagger
Fixed Blink dagger not being disabled by ensnares and entangles
Diffusal Blade
Fixed visually incorrect selling price for Diffusal Blade
Glimmer Cape
Fixed Glimmer Cape provided basic dispell on the target
Helm of the Dominator
Helm of the Dominator now refills target's hitpoints
Ironwood branch
Fixed Ironwood Branch model freezing
Moon Shard
Fixed Moon shard description
Moon Shard can now be disassembled
Pipe of Insight
Fixed Pipe lost +2 all stats from Headdress
Pipe of Insight Barrier now affects every ally instead of only heroes and creeps
Power Treads
Power Treads can now be disassembled
Quelling Blade
Fixed Quelling Blade malfunction
Scroll of Town portal
Now allows to teleport onto moon wells and Ziggurats
Fixed issues with double clicking onto Teleporation scroll or Boots of Travel when playing on Meepo or Arc Warden
Shadow Amulet
Fixed Shadow Amulet not being updated for 6.84b (30 AS -> 20 AS)
Silver Edge
Fixed attacking from Silver Edge still applied some debuffs onto attacker (Untouchable, Corrosive Skin)
Veil of Discord
Fixed Veil of Discord effects being removed when enemy uses morph ability
Wards
Placing wards no longer costs any mana
Neutrals
Added new icon for Roshan on minimap
All neutrals collision size from 24 to 16
Fixed Centaur Khan had no decay
Fixed Rock Golem had second attack index
Roshan can no longer be attacked via manual orb-casting