Rend Blackhand by Chiperino

Deep Wounds: your abilities and auto attacks apply Deep Wounds, dealing x damage every .5 seconds for 2 seconds, this stacks up to 15 times

Cauterize: Ignites your weapon ablaze, causing all auto attacks and abilities to deal 50% more damage and heal for 20% of damage done

Spin your sword in a circle, dealing x damage to all enemies hit, this cast 1 more time for each hero hit by the first spin.

CD: 5 seconds

Deal x damage for each stack of Deep Wounds on the targeted enemy

If Deep wounds is on, this doubles the enemies current stacks but deals half damage

CD: 7 seconds

While on Gyth, This ability can be casted to leap off of him onto the targeted area, stunning enemies hit for 1 second

CD: 10 seconds

After a 1 second channel, fly into the air on gyth, becoming untargetable, you can then recast this anywhere on the map to slam down after 1 second on the targeted area dealing massive damage and if Deep Wounds is acktive it applies 1 stack of Deep Wounds for each 20% of health the enemy has, if not used within 5 seconds of flying up, you land back where you were originally

CD: 80 seconds

Passive: you no longer lose mount speed bonus when taking damage

Active: Gyth breathes out a heavy amount of fire, dealing X damage over 3 seconds and slows all enemies hit by 20%, if Gyth is dismounted he will stand still and continue the channel.
CD: 40 seconds

Channel for .75 seconds to mount Gyth, Rend Blackhand's dragon, he moves at 30% move speed and when taking damage instead of dismounting he loses his mount speed bonus for 3 seconds