February 21, 2016 Patch

{{Patch layout
 * sort = 2016-02-21
 * source = http://store.steampowered.com/news/20482/
 * source-title = Dota 2 Update - February 21st, 2016
 * before = 2016-02-19
 * after = 2016-02-23
 * notes =

Version 6.86f
}}
 * 's knockback is no longer a hard disable (affected units can cast abilities and items)
 * 's disarm portion rebalanced to keep same overall effectiveness as before (it previously applied disarm only after the knockback disable, numbers rescaled to keep same overall duration where they cannot attack)