March 17, 2017 Patch

{{Patch layout
 * source = http://store.steampowered.com/news/28266/
 * source-title = Dota 2 Update - March 17th 2017
 * source2 = http://blog.dota2.com/2017/03/new-juggernaut-arcana-style/
 * source2-title = New Juggernaut Arcana Style
 * current = 2017-03-17
 * before = 2017-03-16
 * after =
 * notes =
 * Bonus Tower Armor based on nearby enemies is now shown in the HUD only to the attacking team.
 * Fixed an {{H|Earth Spirit}} lane pull abuse.
 * Improved server region auto detection.


 * changes =
 * Added a new selectable style for the Bladeform Legacy {{raritylink|Arcana}}.
 * Added Rune of the Bladeform Legacy gem that tracks {{A|Omnislash|Juggernaut}} kills and grants a kill counter effect.
 * Released the Player Cards of Kiev Major.
 * Fixed {{H|Abaddon}}'s level 25 talent increasing {{A|Aphotic Shield|Abaddon}} capacity too much (400->300).

Tournament items
}}
 * Masters Manila 2017
 * AEF Season 1
 * Radiance Dota 2 -2017
 * Infinite Sky League
 * Sunrise Challenge
 * Sentinel iCafe Dota 2 Series Tournament
 * SEA Open Dota2League
 * The Last Spartans v Flair Gaming League