Dark Legends Unite: Battle Against Evil

young adult fantasy book cover, with no writing, on a white background an old town on a hill with white stone buildings, narrow streets, climbing stairs, shadowy arches, only white stone, in the distance you can see a fortress with a high tower on the top of the hill, at the bottom is a crowded square with characters from the stories, and in the foreground, dressed in white, with intricate designs on the XIV century clothes, a dark-haired boy, a blonde girl, looking towards the reader, ready to fight evil