WoWDB

Rank 1: Replicate the energy in your target's Heart of Azeroth, gaining access to rank 1 of their currently slotted Major Essence for the next 15 sec. The Formless Void will go on cooldown for 50% longer than the base cooldown of the Essence you replicated.

Does not work on passive Essences.

Rank 2: Replica of Knowledge can now copy up to rank 2 of your target's current Major Essence, and the increased cooldown is lowered by 10%.

Rank 3: Replica of Knowledge can now copy up to rank 3 of your target's current Major Essence, and the increased cooldown is lowered by 10%.

Rank 4: Replica of Knowledge gains an Enhanced Appearance.

Rank 1: Each time any ally within 40 yds uses an Azerite Essence, gain 1 pri for 20 sec.

Unique: Corruption Resistance increased by 10.

Rank 2: pri bonus increased by 25%.

Rank 3: When an ally within 40 yds uses an Azerite Essence, you and that ally gain 1 Haste for 20 sec.

Only one ally can have this Haste effect at a time.

Rank 4: NYI