Ravenspell Series by David Farland

More than anything, Benjamin Ravenspell wants a pet. But when he buys a mouse named Amber, he gets more than he bargained for. No sooner does Ben take her home, than Amber turns him into a mouse too. You see, Amber has magical abilities, and it so happens that Ben is a familiar—a creature that stores magical energy. Together they each form half of a powerful wizard. Alone, they're just vermin... moreMore than anything, Benjamin Ravenspell wants a pet. But when he buys a mouse named Amber, he gets more than he bargained for. No sooner does Ben take her home, than Amber turns him into a mouse too. You see, Amber has magical abilities, and it so happens that Ben is a familiar—a creature that stores magical energy. Together they each form half of a powerful wizard. Alone, they're just vermin. Soon Ben and Amber find themselves pitted in an epic battle against a magical enemy who is as crazed as he is evil—and the fate of the world will rest on them learning to work together. "David Farland has long been one of the best writers of fantasy in the world. Now he gives us a marvelous book for young readers, one that is rooted in the deepest kind of moral vision." -Orson Scott Card less

When the evil worm lord Sebaceous Ooze uses his magical song to enslave mice to dig a volcano that will help him and his slobber goblin armies take over the world, it's up to Amber, a mouse with magical powers, to stop him. With her devoted friends by her side - Ben, a mouse who used to be a human boy; Thorn a genius mouse; and Bushmaster, the wise vole - Amber might stand a chance of thwarting the giant worm's sinister plan... moreWhen the evil worm lord Sebaceous Ooze uses his magical song to enslave mice to dig a volcano that will help him and his slobber goblin armies take over the world, it's up to Amber, a mouse with magical powers, to stop him. With her devoted friends by her side - Ben, a mouse who used to be a human boy; Thorn a genius mouse; and Bushmaster, the wise vole - Amber might stand a chance of thwarting the giant worm's sinister plan. But with a human army on their tails and betrayal in their path, these rodents are on a quest far more dangerous than any of them anticipated. A thrilling and exciting adventure for the young and young at heart. less

After saving Oregon from a nuclear crisis and revealing the plight of enslaved micedom to the human population, Amber, the valiant mouse wizard, and her partner Ben, the once-human mouse, head to Disneyland for a much-deserved vacation. But greater trouble lurks ahead. Mouse mentor Lady Blackpool prophesies that the Ever Shade, an ancient evil force, will soon be returning to the earth. Then the mice receive word that Belle Z... moreAfter saving Oregon from a nuclear crisis and revealing the plight of enslaved micedom to the human population, Amber, the valiant mouse wizard, and her partner Ben, the once-human mouse, head to Disneyland for a much-deserved vacation. But greater trouble lurks ahead. Mouse mentor Lady Blackpool prophesies that the Ever Shade, an ancient evil force, will soon be returning to the earth. Then the mice receive word that Belle Z. Bug, a giant mutant fly associated with the Ever Shade, has hatched in a Los Angeles landfill. In the twitch of a whisker, Belle Z. Bug's seductive multilevel marketing campaign enslaves a massive army of unsuspecting flies and throws the human race into chaos. When the mice's plane falls under attack, they join forces with the indomitable Harold Shortzenbeggar (governor-extraordinaire of California) to confront their common enemy. But their recent battle with evil wormlord Sebaceous Ooze sapped the heroes' vital powers. Will the victories won in Of Mice and Magic and The Wizard of Ooze come to naught as they face the sinister Lord of the Flies? less