Pipe of Insight

Khadgar's Pipe of Insight is an Item purchasable from Supportive Vestments. It is a powerful artifact of mysterious origin. This pipe gives the bearer the insight to summon fields of null energy which envelop nearby allies.

Barrier
Gives allied units within 500 AoE a shield that blocks 400 spell damage. Lasts 10 seconds, costs 100 mana, and has a 60 second cooldown. Does not affect units that have been affected by Barrier in the last 50 seconds.