The Revenge of the Shadow King

Used hardcover

"The Revenge of the Shadow King" is the first book in the "Grey Griffins" series, where four friends, Max, Harley, Ernie, and Natalia, discover that creatures from their card game, "Round Table," are coming to life and threatening their town, Avalon, Minnesota. The friends, who form the secret club "The Grey Griffins," must now protect their world from the wicked creatures, including goblins, fairies, and unicorns, who are being controlled by the Shadow King.