Dalaran Brilliance

Dalaran Brilliance is a "just for looks" ability. It varies from Arcane Brilliance only by the icon. You can learn this spell from the Tome of Dalaran Brilliance sold by found in the Sisters Sorcerous of Dalaran.

Rank table
The Tome of Dalaran Brilliance teaches you the spell, which is functionally identical to Arcane Brilliance.