"'Super Slug of Doom' was originally published in the United Kingdom as 'Super Happy Magic Forest: Slug of Doom' by Oxford University Press Children's Books in 2016"--Colophon.
Maps on lining papers.
Summary
When Blossom the Unicorn accidentally releases Zorgoth the slug from captivity, the reluctant heroes of the Super Happy Magic Forest must find a way stop him from drinking the potion of power which will give him the ability to destroy the forest.