Templar Assassin - refreshes CURRENT refraction charges upon triggering Psionic Trap if she is within 450 range of the trap
Weaver - disperses all damage taken and damage dealt within the 5 second interval in an AoE around where he Time Lapsed
Naga Siren - can transfer Song of the Siren to any of her illusions
DK - gains 20%/30%/40% of all of his total stats during Dragon Form
Spectre - Haunt now has 2 illusions
Alchemist - reduces incoming damage by 10%/20%/30% OR have a permanent Acid Spray around him for the duration that stacks with his Acid Spray
Bristleback - Warpath becomes an AoE aura. Stack charges are still dependent on Bristleback's skill usage.
Anti-Mage - total damage dealt will be dependent on ALL heroes' missing mana within the AoE
Drow Ranger - bonus agility increases to 80/90/100. bonus agility is now dependent on how close an enemy hero is. for example, within 400 range she will only lose 10/20/30 agility, 25/35/45 agility at 300 range and 40/45/50 agility at 200 range.
Riki - refreshes 1/2/3 charges upon kill
Troll Warlord - allies gain Fervor while Battle Trance is active
Phantom Assassin - upon killing an enemy hero from Coup de Grace, she gains a buff that increases Coup de Grace's chance of proc-ing OR increases crit damage for 8/9/10 seconds
Terrorblade - minimum health changed to 10%. if cast on an ally with less than HP than Terrorblade, that hero gains the total/raw HP of Terrorblade for 10/15/20 seconds. if cast on an enemy with more HP than Terrorblade, Terrorblade swaps with that hero's total/raw HP for 10/20/30 seconds.
Lone Druid - Spirit Bear now benefits from Stat Bonuses. Spirit Bear has a base stat of 1 on all stats and has a primary stat of Strength
Io - gains the ability to Tether on 2 allies
Kunkka - enemies caught by the boat are dragged until it "sinks" or "explodes"
Slardar - Amplify Damage also reduces Magic Resistance
Tusk - after the "punched" enemy has landed, enemies within 400 AoE take 25%/50%/75% of damage dealt by Walrus Punch and are slowed for 2/3/4 seconds
Nyx Assassin - Vendetta bonus damage can be transferred on Abilities AND OR Items
Slark - whenever Shadow Dance is active, automatically steals stats from enemy heroes within the AoE of the "smoke"
Ember Spirit - gives another ability that produces a different kind of remnant that he can go to, independent of his original remnant (basically the same as his Ultimate, but independent on his Ultimate. i hope you get it)
Bounty Hunter - every other tracked hero will be damaged by 20%/35%/50% whenever he attacks a tracked hero (similar to fatal bonds)
Legion Commander - enemy heroes within 400/500/600 AoE around the Duel are silenced. targeted enemy hero has all passives disabled
Mirana - fade time reduced to 1.5/1/.5 seconds. allies gain extra night vision for the buff duration
Lifestealer - can now be used Infest on Ancients and any item he has will also benefit on whom he Infested (except of Boots)
Death Prophet - doubles the effect of Witchcraft
that's all i could think of. sorry for my bad english.