Specialized Breadth
Source
Galactic Magic pg. 40
You add two spells to your list of spells known. These spells must be of different levels and selected from the illusion school. At 12th level and again at 15th level, you gain an additional spell known from your specialist school of any level you can cast.
Dragonscript
ID
9caad1a3745290a4da3143d9