Vision of Perfection

Vision of Perfection is an Azerite Essence obtained from Mechagon. The spell it activates depends on your class and spec.

Source

 * Rank 1 is learned from Engine of Mecha-Perfection, which drops from King Mechagon in Operation: Mechagon.
 * Rank 2 is learned from Perfectly Timed Differential, which can be crafted through Junkyard Tinkering.
 * Rank 3 is learned from Perfection-Enhancing Gearbox, which is created by combining 4 Progression Sprocket from King Mechagon.
 * Rank 4 is learned from Mecha-Perfection Turbo, rewarded from the Hertz Locker achievement.

Spell
Vision of Perfection activates a different spell for each class and spec: