After a magician casts a spell that turns Elmore into a place of danger and misadventures, it is up to Wizard Darwin, Knight Anais, and Jester Gumball to rescue the citizens of Elmore from being stuck in the Middle Ages forever.

"A big ol' storm has set its sights on Elmore but the Watterson family isn't going to let some bad weather spoil their day, at least not until everything starts going wrong! After a power outage forces Gumball and Darwin to figure out how to have fun without video games--not an easy task--Richard leads a catastrophic attempt to fix a leak in the ceiling so one measly puddle will cease driving his household absolutely crazy. But their troubles don't end there. It's one calamity after the other as the Wattersons try and make it to bluer skies!"--Provided by publisher.

Includes the short story "Hidden value" by Jeremy Lawson.

When Gumball sleeps through the delivery of his favorite new toy and it goes missing, it’s up to him and Darwin to set off through town to solve the mystery of the missing toy. Gumball has his sights on one thing: getting the new limited-edition action figure of video game hero Knife Fightgood…except the package turns up missing when he sleeps through the delivery. Knowing the worst has happened--that someone’s stolen Knife Fightgood--it’s up to Gumball and Darwin to find him! Along with Anais, the boys set off through town following the clues to a mysterious underground system beneath Elmore and uncover a truth they never thought possible. From writer Megan Brennan (Steven Universe, Pencil Pup) and artist Kate Sherron (Regular Show) comes Elmore’s greatest detective caper yet as Gumball and Darwin channel their favorite fictional heroes to unravel the mystery of the Tunnel Kingdom.

"But Gumball and Darwin don't know that! While the Watterson boys are grounded, their classmates advance ahead of them in the new, super-popular video game Monster Fight Friends. A mysterious and forbidden cheat code is just what they need. Too bad it unleashes a gigantic, tech-crazy kaiju onto the streets of Elmore"--Amazon website.

When Gumball and Darwin unleash a curse upon Elmore Junior High and all the students get sick, it’s up to them to put on the school play alone! IT’S THE PHANTOM OF ELMORE! All Darwin wants is a starring role in Elmore Junior High’s latest theatrical production...too bad he can’t stand the spotlight! Roping in Gumball to audition with him, Darwin accidentally helps unleash a curse on the school by speaking the name of the play that was so horrific, it gave a student a mortal case of stagefright. When students start falling victim to the sickness caused by the curse, Gumball and Darwin must do everything in their power to complete the show and cure their fellow classmates. Join writer Megan Brennan (Steven Universe, Pencil Pup) and artist Jenna Ayoub (Lumberjanes/Gotham Academy) as Elmore’s favorite pair of siblings discover what it truly takes to fulfill theater’s greatest promise: the show must go on!

“This tale is a sturdy one that is made even more emphatic by Davies’s terse writing style. The text is heightened in every way by Carlin’s outstanding mixed-media artwork.” — Booklist (starred review) On a mean street in a mean, broken city, a young girl tries to snatch an old woman’s bag. But the frail old woman says the thief can’t have it without giving something in return: the promise. It is the beginning of a journey that will change the girl’s life — and a chance to change the world, for good.