- Added Mechanics I for new players!
- Added 7 new item sets to the Dota store.
- Immortal and Tournament items can now be traded on the Steam Community Market.

GAMEPLAY
- Clockwerk: Fixed Power Cogs pulling more than just heroes inside the cogs.
- Huskar: Fixed Berserker's Blood not stacking at the proper health thresholds.
- Keeper of the Light: Fixed Mana Leak accumulating mana loss during magic immunity.
- Phantom Lancer: Fixed an issue where illusions made by a player on the other team would create uncontrollable Juxtapose illusions.
- Tusk: Fixed a case where heroes with very small collision size could escape Ice Shards.
- Tusk: Fixed a rare bug where teleporting could cause Walrus Punched units to end up in odd positions.
- Fixed various aspects of Spectral Dagger logic being dispellable.
- Fixed sometimes being revealed if your projectile hits the target after you become invisible with Shadow Blade.
- Improved TP interaction with FoW
- Fixed being able to get units stuck with Telekinesis and Vacuum around the rune area

UI
- Added the ability to examine chests.
- Added a Game History tab to the Team Profile.
- Added checkbox for filtering Live Games to just Team games.
- You can now click on Team names in Live or Recent games to view their team profiles.
- Added a post-game Match Quality survey panel.
- Added an icon to backpack slots if that item is currently equipped.
- Fixed the courier delivery icon popping when the courier collected stash items.
- Fixed courier delivery being delayed by 0.5 seconds if there were no items to get from the stash.
- Fixed courier move orders not clearing the transfer items buff icon.
- Players can now set a custom rich presence status that can be displayed on the UI.
- Fixed Lina's Fiery Soul buff not showing the correct cooldown if it was refreshed with 3 stacks.

BOTS
- When a push is happening into a base, global desire to farm is significantly decreased.
- Fixed a case where bots far from the lane front could thrash into and out of Push Lane mode.
- Single-player bot games now run locally on the user's machine.
- Increased reaction time by about 50% in all modes.

AUDIO/VISUAL
- Updated Arc Lightning's visual effects and sound
- Updated Shadow Shaman's attack sound
- Updated Ether Shock's visual effects and sound
- Updated Mjollnir and Maelstrom visual effects

- Added In-game Guides and Hero Builds!
- Players can now be a member of multiple teams.

GAMEPLAY
- Fixed backswing behavior on some of Invoker's skills
- Fixed Last Word being dispelled by Purge/Cyclone/etc
- Fixed Last Word interrupting channeling spells if the initial duration ends during the channel
- Enabled Medusa in Captain's Mode tournament version
- Fixed Healing Ward not preserving its hotkey when leveled up.
UI
- Added right click menu to the combat log with "Copy to clipboard" option.
- Added option to render the Co-Broadcaster's camera. Use dota_minimap_draw_cocaster_camera 0 to disable.
- Added new right click option to backpack items to equip the entire set the item belongs to.

MISC
- Added a large number of items to the random loot drop lists.

BOTS
- Adjusted hero roles of Windrunner (fewer last hits) and Meepo (more last hits).
- Made Death Prophet bot more likely to use Crypt Swarm in teamfights.
- Made Necrolyte bot a bit more hesitant about using Death Pulse when laning.
- Fixed bots dropping thousands of TP scrolls at the side shops.
- Practice with Bots difficulty and team settings are now saved.

- Added Tusk!

GAMEPLAY
- Lina: Fixed Dragon Slave hitting units behind you.
- Mirana: Fixed some backswing behaviors with her spells
- Templar Assassin: Fixed Meld not removing collision.
- Troll Warlord: Fixed a case where ranged Troll Warlord can bash when attacking while transforming.
- Troll Warlord: Added a "fast" attack animation that will only trigger when his attack speed is above 210
- Fixed Orchid disabling Dagger at the end of its duration even if it was doing no damage.
- Fixed a recent bug with Poor Man's Shield that could infrequently cause it to not block hero damage
- Fixed some wave speed issues with Crypt Swarm, Dual Breath, Breathe Fire, Dragon Slave, Illuminate, Sonic Wave and Shockwave.
- Enabled Silencer in Tournament lobbies.
- Team Matchmaking now uses the Tournament lobby rules.
- Two-player Mid Only games now automatically spawn a courier.
- Enabled Medusa in Captain's Mode for Latest Version (will be enabled in Tournament Version the following week).

UI
- Updated look of the combat log and added language localization.
- Fixed bug where players who'd set themselves as Offline in Steam would still report their Rich Presence status.
- Players no longer display what hero they're playing in their Rich Presnce if they're in a private no-spectating game.
- Added a "Add Self to Roster" button that shows up for Team Admins that aren't part of their Team's Roster.
- The Game End panel now shows team names for games with teams.

VISUALS
- If Keeper of the Light dies with Recall active, the visual effect is now removed.

BOTS
- Fixed PL not being considered a Hard Carry for lane-selection and last-hit-deferring purposes.
- Fixed VS bot not having a large enough item build list.
- Bots will no longer dust Doppelwalk because it's sneaky.
- Bots will no longer buy invisibility detection for an enemy's item until they see that item in an enemy's inventory.
- Made Zeus bot slightly more likely to use Wrath of the Thundergod.
- When a player connects, we now only disable/make invulnerable heroes on the opposing teams (not units with bots like the Warlock Golem).

- Added Team Matchmaking! Teams have a public rating based on their performance against other Teams.
- Added Language setting for Matchmaking!

GAMEPLAY
- Alchemist: Fixed Unstable Concoction AOE and Self impact behavior when there is a Magic Immune target.
- Batrider: Fixed Sticky Napalm being applied to Magic Immune units.
- Batrider: Fixed Sticky Napalm being removed by Magic Immunity.
- Bloodseeker: Fixed Rupture damage interval.
- Bloodseeker: Fixed being able to use potions during Rupture.
- Dark Seer: Fixed being able to cast Ion Shell on special units like Spirit Bear and Warlock's Golem
- Doom: Fixed Doom's interaction with MKB and Truestrike.
- Dragon Knight: Fixed Dragon Breath sometimes missing at very close range in Elder Dragon Form.
- Dragon Knight: Fixed Dragon Breath travel time being too slow.
- Gyrocopter: Fixed Call Down first and second impact slow values being swapped
- Keeper of the Light: Fixed Recall going off if Keeper died during the delay.
- Lone Druid: Fixed Spirit Bear's Entangle working against Ancients and Creep Heroes like Familiars and Warlock's Golem.
- Medusa: Fixed Split Shot hitting Nightmared units.
- Medusa: Fixed Mana Shield not blocking damage from Death Ward, Plague Wards, Serpent Wards and Wildkin's Tornado.
- Morphling: Fixed Morph transformation stopping if Morphling gets purged or cycloned.
- Shadow Fiend: Fixed Shadow Fiend gaining souls while dead
- Shadow Fiend: Fixed Shadow Fiend gaining souls from killing illusions.
- Spectre: Fixed Spectral Dagger sometimes creating invisible paths of targets it hit.
- Troll Warlord: Added Pseudo Random support for his Bash.
- Troll Warlord: Fixed Whirling Axes interaction with Roshan.
- Visage: Fixed Cleave hitting Familiars.
- Warlock: Fixed Flaming Fists hitting ethereal units.
- Weaver: Fixed various buffs Time Lapse did not remove.
- Witch Doctor: Fixed Paralyzing Casks bouncing off of couriers.
- Courier: Fixed courier not responding to deliver orders after having received a hold or stop order.
- Courier: Reduced stash interaction ranges to fix the courier not filling a bottle when entering and exiting the fountain area in a short time.
- Courier: Fixed the Deliver Items breaking if you used speed burst on the way to the stash.
- Fixed direct unit target spells having 24 less effective range.
- Fixed Dark Pact and and Kraken Shell not removing Sticky Napalm, Shadow Strike, Venomous Gale, Poison Nova and Viper Strike.
- Fixed Day/Night cycle duration as well as initial state being a bit off.
- Fixed some ability Backswing timing issues (Kunkka, Clockwerk, Timbersaw, Meepo, Pudge, Spiritbreaker, Sand King, Riki, Nyx, Lion, Pugna, Shadow Demon, Batrider).
- Orb of Venom now has the same stacking behavior with Lifesteal that Eye of Skadi does.
- Fixed Veil of Discord not getting applied to Magic Immune units.
- Fixed Veil of Discord getting dispelled by Purge/BKB/Cyclone/etc.
- Fixed Bloodstone charges incrementing while you are dead.
- Dropped, non-sharable items can no longer be destroyed by teammates.
- Fixed dominated units continuing their previous channeling spell.
- Enabled Silencer in Captain's Mode for Latest Version (will be enabled in Tournament Version the following week).

UI
- Added Language option for Matchmaking. You will find players when matchmaking that have selected the same language(s).
- Fixed buff refreshes not showing the correct swipe.
- Made Keeper's two Spirit Form abilities always visible but just disabled until he uses Spirit Form.
- The dota:// URL handler now supports lobbyid= and accountid= for creating game spectating links.
- Fixed autocast ability border not hiding when moving from a friendly unit to querying an enemy.
- When using smart tab switching, fixed not being able to cycle to controllable units if your currently selected using is dead.
- Players that play on a league game will now have access to that league pass.
- Fixed being able to pick or random an already repicked hero.
- Added an error message when pressing the courier deliver button and there are no items to be delivered.

WEBAPI:
- Added Team query to WebAPI. Query is GetTeamInfoByTeamID, params are start_at_team_id and teams_requested.

LEAGUES:
- Players that participate in Leagues will now have access to watch all games for said league in the tournament tab.

BOTS
- Made Necrolyte bot more likely to use Death Pulse to heal himself.
- When considering purchasing an item and determining whether there's room in their inventory, bots will now consider whether the item will stack with an existing item.
- Bots will no longer sell a situational item in order to retrieve a situational item from their stash (fixes purchase thrashing).
- Witch Doctor will no longer use Maledict on non-hero units.
- Slightly lowered the maximum desire to attack a non-hero unit.

This update has improved how Dota 2 is setup on your machine and will provide a significantly faster load time for most players. As a result of these changes, the update may take a while to download.


GAMEPLAY
- Fixed how magic damage is amplified when there are multiple sources of bonuses.
- Death Prophet: Fixed Exorcism healing never resetting.
- Enigma: Tightened selection area of Eidolons to make picking individual units easier when they clump
- Gyrocopter: Fixed Call Down not slowing magic immune units.
- Spectre: Spectral Dagger now properly trails invisible units.
- Spectre: Fixed various properties of Haunt illusions being incorrect.
- Tiny: Fixed Craggy Exterior working on illusions of Tiny.
- Visage: Fixed Roshan decreasing Gravekeeper's Cloak charges.
- Visage: Fixed Gravekeeper's Cloak not restoring its layers independently of one another.
- Warlock: Fixed Flaming Fist damage not leveling properly, damaging magic immune units, and having incorrect chance to proc.
- Fixed a bug with Radiance kill credit and illusions.
- Fixed Roshan no longer casting Slam to slow and damage nearby units.

UI
- The Smooth Drag option now works for anyone that's spectating (whether through DotaTV or as a broadcaster).
- Reduced waiting time in hero picker during All Random to 10 seconds.
- Reworked how your personal hero performance is done on your profile page (provide feedback here http://dev.dota2.com/forumdisplay.php?f=431).
- Added preview for summoned items like the panda and watcher golem to store and backpack.
- Added the ability to filter out empty teams from the team list.

BOTS
- Fixed some incorrect timing calculations that were causing bots to miss some last hits.
- Fixed Practice vs Bots not properly selecting the nearest server.
- Fixed Death Prophet bot to know about the true range of Crypt Swarm.
- Fixed bots thrashing selling a situational item (dust, wards, TP scroll) to purchase another situational item.

WEBAPI
- Added Captain's Mode Picks and Bans.
- Added ability upgrade order and times to each player.
- Added inventory for additional units (Lone Druid's Spirit Bear).
- Added an API for getting match details in the order they were recorded.

- Updated the icons for the new Warlock and Lone Druid sets.
- Fixed units not pathing around invisible enemies.
- Fixed stolen Berserker's Rage not restoring the original attack type on death.
- Fixed for LP mode not limiting 40 heroes.
- Fixed Battle Trance affecting units like Spirit Bear.

- Added Troll Warlord!
- Added All Random to matchmaking!
- Added tournament calendar view to the Watch tab!

GAMEPLAY
- The pathfinder now ignores obstructions that are due to units that are not visible to the pathing unit.
- Crystal Maiden: Fixed Freezing Field channeling ending if you get purged.
- Dazzle: Fixed Poison Touch slow and stun applying if BKB was used after it had been applied
- Drow: Fixed Drow Illusions carrying the double bonus from Marksmanship
- Keeper of the Light: Fixed Chakra being castable on magic immune allies.
- Keeper of the Light: Fixed Manta dispelling Mana Leak.
- Lifestealer: Fixed Rage not removing certain buffs that BKB does (Empower, Haste, etc).
- Medusa: Fixed Mana Shield happening after Stout/Vanguard damage block rather than before.
- Meepo: Fixed Poof considering dead illusions as valid destinations.
- Morphling: Fixed Replicate dying if Morphling dies with Aegis.
- Timbersaw: Fixed Whirling Death sometimes taking too long to cast when used with Timber Chain.
- Timbersaw: Fixed Chakram cast time behavior
- Visage: Fixed Attack and Defense type on level 3 Familiars
- Warlock: Fixed Aghanim Warlock Golems not doing enough damage
- Fixed MKB dealing bonus damage to towers.
- Fixed ground courier being able to block lanes and surround Roshan.
- Fixed being able to lifesteal more life than the target has.
- Fixed Diffusal Blade cooldown being 12 seconds instead of 8

UI
- Added Practice vs Bots option in the Play menu.
- Added a privacy setting in the UI so that players can specify whether they want to allow external 3rd party websites to be able to access their match history (defaulted to private).
- Least Played mode now eliminates each players' top 40 played heroes, up from 20.
- Added completion cost to shop item tooltips, displayed if the player has one or more components.
- Added tooltips to the shop category buttons.
- Fixed the Repick option disappearing too soon
- Fixed bug where buffs would sometimes display an incorrect duration sweep.
- Bringing up the combat log will now hide the killcam.
- Fixed bug where sometimes spectators would, when inspecting a player, not see thier cosmetic items.
- Fixed bug where Dota 2 would not track changes in the Windows default audio device.
- When spectating a game in directed, hero chase, or player view, the mouse will no longer be locked to the window

STORE
- Added new item sets for Lone Druid and Necrolyte.

BOTS
- Added Necrolyte bot.
- Added Witch Doctor bot.
- Sven will no longer War Cry when doing a casual retreat.
- Fixed Viper bot not harassing with his unique attack modifier.
- Fixed bug in Sandstorm avoidance that always made bots maximalliy avoid it.
- Adjusted the values so that bots are more willing to tanking creeps at high health/tankability ratings.
- Bots now take into account cleaving when determining what neutral camps they're willing to farm.
- Death Prophet bot will now use Carrion Swarm more when laning.
- Fixed bug that would cause bots to fountain-dive sometimes.

WORKSHOP
- Added a "Show Low-Res Model" checkbox that toggles between showing the low & high resolution LODs for imported models when in Loadout camera view.
- Now automatically switches to showing low-res models in the Day/Night camera views, and high-res models in the Portrait camera view (since that's how they're used by the game)
- Fixed "Other" submission type displaying a "failed to find content file" when submitting.
- Fixed Preview not resetting background properly when moving from Portrait to Day/Night view.
- Fixed Preview losing hero rotation when going to and from Portrait view.
- Fixed a case where the Add Wearable slot buttons didn't work for some slots on some heroes (like Sven)

Added Least Played mode to matchmaking! In this mode players can only choose from a list of their least played heroes. This mode is great for learning new heroes since everyone will be on equal footing.

GAMEPLAY
- Faceless Void: Fixed Backtrack working on HP Removal.
- Medusa: Mystic Snake now returns to restore you when it is blocked by Linken's Sphere.
- Meepo: Fixed an exploit with boot selection
- Riki: Fixed an issue with Permanent Invisibility on respawning.
- Slark: Fixed Impale based stuns not getting removed by Dark Pact.
- Issuing the haste command to the courier with the new UI no longer interrupts channeling spells on the primary hero.
- Fixed an exploit allowing items to be combined from multiple owners.
- Fixed Thunderclap being purgable.
- Fixed Malefice being purgable.
- Fixed Poison Touch being purgable and its interaction with BKB
- Fixed Brewmaster's Dispel not dealing damage to illusions.
- Fixed illusion damage interaction with other things that modify outgoing damage percentage (like Quelling Blade).
- Fixed being unable to target yourself with Force Staff if you are magic immune.
- Least Played Mode: The top 20 winning heroes for each player will be disabled. Heroes with less than 3 wins will not be disabled.

UI
- Fixed an exploit that let you bring up the panel to repick after the game started
- The Balanced Shuffle button now shows up for all non-league private lobbies.
- Fixed Nightstalker's darkness indicator persisting across games.
- Abandoned games are marked in the match history

BOTS
- Added Drow bot.
- Added Warlock bot (and Warlock Golem bot).
- Added support for bots using unique attack modifiers to harass while laning.
- Fixed bug that was causing bots to farm for buyback much earlier than they should.
- Fixed bug that was causing some bots to get stuck when trying to use a Tango.
- Bots that are lanemates of a carry will no longer jungle during the laning phase.
- If a hero is already jungling during the laning phase, additional bots will not jungle.

WORKSHOP
- Added Import Courier and Import Ward.
- Added support for animations and attachment points.
- Added Quicksave & Quickload import buttons to make it easy to redo a previous import.
- Added Centaur Warrunner, Batrider, Mirana, Keeper of the Light, Shadow Demon, and Slark.
- Preview now allows you to add multiple cosmetic items onto the preview Hero.
- Preview now has a Portrait camera view.
- Preview now allows you to select a skin on models with multiple skins.
- Preview now visualizes attachment points on models that require attachments to be valid.
- Improved validation of polygon and bone count of submitted models.

Added Medusa!

GAMEPLAY
- Witch Doctor: Fixed Aghanim's Death Ward attacking Familiars and other psuedo heroes.
- Doom: Scorched Earth now only applies damage from Doom himself, not all the units affected by his aura.
- Pudge: Fixed being able to get units stuck using Refresher.
- Keeper of the Light: Fixed Recall interaction with non-hero units.
- Fixed Armlet and Power Treads interaction.

UI
- Added a Haste button to the courier HUD element.
- Added Mid Only game mode for private lobbies (disables other lanes and allows the same hero to be selected).
- The Announcer Share dialog has been replaced with a Shared Content dialog.
- Added a badge to the top bar to count the available shared items.
- If shared content is available in a game, a message is now printed pregame.
- Added Balanced Shuffle button to non-tournament private lobbies.
- Added All Chat private lobby option for enabling voice chat among all players.
- Fixed "Equip" appearing in the right click menu for some chests.

AUDIO
- Fixed hearing the wrong announcer after equipping a new item in the loadout.
- Fixed bugs with muting cobroadcasters causing other sounds to be muted.

BOTS
- The bots are now less likely to push with more heroes than what they deem necessary (less 5-man Dota). Probably needs some tuning.
- Made bots slightly less self-concerned when considering defending an ally. Also made them more likely to jump in if they have a slow or stun.
- Bots that are capable of jungling during the laning phase may now do so.
- If purchasing an item from the secret shop would complete an item, desire for going there is now increased.
- When their next item is purchasable, their desire to farm is signficiantly reduced.
- Fixed bad tuning that was causing bots to almost never farm lanes.
- Improved bot responsiveness to pings on Roshan.
- Bots are now less likely to assume that humans will purchase wards.

- Fixed Snowballs/Coals/Campfires proccing some passive abilities like Aftershock
- Fixed RoB, RoA and Radiance proccing Essence Aura
- Fixed a Roshan exploit with Clockerk