Twelve-year-old Gregor returns to the world beneath New York City, where he joins forces with Princess Luxa and Ripred the rat to defend the Underlanders and the Nibblers from the army led by the adolescent rat king, the Bane.

"Elloren Gardner and her friends were only seeking to right a few wrongs when they rescued a Selkie and freed a military dragon. The last thing they expected was to be thrust into a realm-wide underground resistance against Gardnerian conquest. While the Resistance struggles to fight back against the harsh rulings of the Mage Council, more and more Gardnerian soldiers descend upon the University, led by none other than Lukas Grey, now commander of...

"Dom, a grieving immortal, strives to fulfill a broken oath. Sorasa, an outcast assassin, faces her past when it returns with sharpened teeth. Valtik, an old sorceress, summons a mighty power. And Corayne, a pirate's daughter with an ancient magic in her blood, steps closer to becoming the hero she's destined to be. Together they must assemble an army to face Queen Erida and Taristan's wicked forces. But something deadly waits in the shadows, something...