Abilities:

Arcane Impulse
Inflicts 981 magic damage to all enemies within 10m of the serpent, and knocks them down for 2 seconds. Cooldown is 30 seconds.

Mana Burst
Inflicts 653 magic damage to all enemies within 6 yards and pushes them back for 10m. Cooldown - 1 minute.

The Mana Absorption
Serpent consumes the enemy's mana for 15 seconds. Range: 0-10 m. Cooldown - 45 seconds.

The Burst of Strength
Serpent restores 2500 health and 2500 mana. Cooldown - 15 seconds.

Source: https://archeage.xlgames.com/events/running/617