Lower Abyss 1. Abyssal Aegis

Artifact Skill - Abyssal Shield
Area of Effect - Sulfur Tree Fortress and its nearby surroundings
Activation Cost - 1 Temporal Stones
Cooldown - 15 Minutes

Skill Description: Upon Activation all friendly players will recieve a protective shield which can absorb up to 5000 damage. This shield lasts for 15 minutes.