When Gumball sleeps through the delivery of his favorite new toy, it turns up missing! Now it’s up to him, Darwin, and Anais to follow 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!
WRITTEN BY: Megan Brennan
ART BY: Kate Sherron
COLORS BY: Charlotte “Chikuto” Harrison, Meg Casey, and Nimali Abeyratne