February 28, 2013 Patch

{{Patch layout
 * source = http://store.steampowered.com/news/10057/
 * source-title = Dota 2 Update - February 28th, 2013
 * before = 2013-02-21
 * after = 2013-03-05


 * notes =
 * Added Mechanics I for new players!
 * Added 7 new item sets to the Dota 2 Store.
 * Immortal and Tournament items can now be traded on the Steam Community Market.

Gameplay

 * : Fixed pulling more than just heroes inside the cogs.
 * : Fixed not stacking at the proper health thresholds.
 * : Fixed accumulating mana loss during magic immunity.
 * : Fixed an issue where illusions made by a player on the other team would create uncontrollable illusions.
 * Fixed a case where heroes with very small collision size could escape.
 * Fixed a rare bug where teleporting could cause units to end up in odd positions.
 * Fixed various aspects of logic being dispellable.
 * Fixed sometimes being revealed if your projectile hits the target after you become invisible with.
 * Improved teleport interaction with FoW.
 * Fixed two ledges (below the two rune spots) where you could get units stuck with and.
 * Fixed two ledges (below the two rune spots) where you could get units stuck with and.

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 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 's buff not showing the correct cooldown if it was refreshed with 3 stacks.

AUDIO/VISUAL

 * Updated 's visual effects and sound.
 * Updated 's attack sound.
 * Updated 's visual effects and sound.
 * Updated and  visual effects.

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.


 * changes =
 * Updated the ability icons for and.