The Dota 2 massive new patch "The Balance of Power" was finally announced earlier today, and it is set to go live on Dota 2 Reborn Client some time this week. New patch adds a hero, Arc Warden, four new items, redesigns Riki, Doom, Death Prophet, Faceless Void, Lone Druid and Winter Wyrvern. Besides, three popular heroes Earth Spirit, Oracle and Terrorblade have been added to Captain's Mode.
In addition, the map has been changed significantly. New path and additional neutral creep camps add new options for players to farm and escape. You can read the full patch notes on the official site.
