Grom by uparrow

Trait

Use Rage instead of Mana, which is gained by taking or dealing damage. Each point of Rage increases your damage dealt by 0.5% and your damage taken by 0.25%.

Rage: 10
Cooldown: 3 seconds

Lunge forward a short distance, knocking enemies in your way to either side. If Grom collides with an enemy Hero, the Hero takes low damage and Stunned for 0.5 seconds.

Rage: 20
Cooldown: 6 seconds

Vector Targeting
Swing Gorehowl in a wide arc, dealing moderate damage to enemies in the area and pushing them towards the targeted direction.

Rage: 5 per second
Cooldown: 10 seconds

Your lust for battle invigorates you, consuming your Rage at a rate of 5 per second. For each point of Rage consumed this way, Grom is healed for 2.5% of his maximum Health. Lasts until cancelled or until Grom is out of Rage.

Heroic Ability

Rage: 30
Cooldown: 90 seconds

Unleash a hellish battle cry, dealing low damage to all enemy Heroes and Minions on the Battleground and reducing their Movement Speed and Attack Speed by 50% fading over 5 seconds.

Heroic Ability

Rage: 50
Cooldown: 120 seconds

Attempt to finish of target enemy Hero, leaping onto the target and dealing high damage to it increased based on its missing maximum Health. If Execute lands the killing blow, the Rage spent is refunded.