Isle of Misfits: 4 Books in 1!

Gibbon is a gargoyle who has been unable to sit still for hundreds of years. One day, he leaves his post from the castle and meets three other gargoyles. They bring him to an island filled with other mythical creatures and a special academy that will train him to go on missions to protect all sorts of mythical creatures who are in trouble. Join Gibbon as he makes friends with a hilarious cast of characters such as a clumsy dragon, an ill-tempered fairy, a griffin with poor flying skills, and a yeti with a man bun in this four-book, creature-filled collection