Version 6.81b

Heroes
Ancient Apparition:
 * slow decreased from 18/22/26/30% to 15/20/25/30%

Batrider:
 * bonus damage is now halved against non-hero units

Bounty Hunter:
 * duration increased from 15/20/25/30 to 20/25/30/35

Doom:
 * mana cost rescaled from 60/50/40/30 to 60

Drow Ranger:
 * knockback duration increased from 0.5 to 0.6/0.7/0.8/0.9

Earthshaker:
 * Turn rate improved from 0.6 to 0.9
 * 's Initial Damage, Echo Search, Echo Damage AOE increased from 525, 550, 500 to 575, 575, 575

Elder Titan:
 * damage increased from 80/85/90/95 to 80/90/100/110

Enigma:
 * duration increased from 8 to 11

Invoker:
 * 33% magic resistance removed
 * damage reworked from the initial and secondary proc damage of 60/30 to 7xQuas Level per proc
 * 's Disarm is now dispelled when Magic Immunity is applied

Juggernaut:
 * damage per slash rescaled from 175-250 to 200-225
 * Base Attack Time improved from 1.5 to 1.4

Leshrac:
 * damage increased from 66/100/144 to 80/120/160 (Scepter from 100/150/200 to 100/160/220)

Lina:
 * stun duration increased from 1.6 to 1.6/1.7/1.8/1.9

Lycan:
 * duration decreased from 12 to 10
 * bonus damage reduced from 20/30/40/50 to 14/26/38/50

Mirana:
 * minimum stun duration decreased from 0.5 to 0.01 (maximum duration is still 5 seconds growing linearly)
 * minimum damage reduced by 40 (maximum damage is still 190/280/370/460 growing linearly)

Ogre Magi:
 * 's passive mana cost penalty on reduced from 30/70/110 to 20/40/60
 * can now be cast on Magic Immune allies

Omniknight:
 * slow increased from 7/14/21/28% to 10/18/26/34%

Phantom Assassin:
 * bonus attack speed increased from 100 to 130

Queen of Pain:
 * cast range increased from 435 to 450/475/500/525

Riki:
 * cooldown reduced from 13 to 11

Skywrath Mage:
 * damage amplification increased from 18/24/30/36% to 30/35/40/45%

Slardar:
 * bonus damage increased from 40/60/80/100 to 60/80/100/120

Treant Protector:
 * damage per pulse decreased from 24/36/48/60 to 15/30/45/60

Tusk:
 * cooldown reduced from 21 to 21/20/19/18
 * cooldown reduced from 30/24/18 to 25/20/15

Undying:
 * Intelligence growth increased from 2.0 to 2.5

Windranger:
 * mana cost decreased from 150 to 75/100/125

Zeus:
 * vision and truesight duration increased from 3 to 4.5
 * search area of effect increased from 250 to 325

Items
Mjollnir:
 * Recipe cost increased from 600 to 900
 * Static Charge duration decreased from 20 to 15