The Tricksters Way Book 1: The Mortal Universe

In a world where at the age of 10, children are taken to Power Hall to be tested on whether they have Mana. There are 15 known powers: Strength, Speed, Stealth (Darkness), Combat, Marksman, Weapons, Alchemists (Nature), Fire, Earth, Water, Air, Light, Time, Space, Death. But there is the Forgotten Power, The one rarel...