Specialist School
Source
Galactic Magic pg. 40
When you regain your daily spell slots, you gain one additional spell slot of the highest spell level you can cast. At 12th level, you also gain one additional spell slot for your second-highest spell level you can cast. You can use these bonus spell slots only to cast illusion spells.
Dragonscript
ID
440b9a618ae4ff799031e6e5