Mumintrollet: En liten present från Göteborgs bank: Mumin och marsinnevånarna

A charming one-shot from 1970, Mumintrollet: En liten present från Göteborgs bank: Mumin och marsinnevånarna is a standalone Swedish comic published by Gebers. Created to celebrate the Moomins' enduring appeal, this issue sends the beloved troll family on a lighthearted adventure with a space-age twist, introducing Martian visitors to Moominvalley. Though brief, it stands as a delightful, era-specific oddity in the Moomins’ long publication history, showcasing the characters' timeless ability to adapt to new, whimsical scenarios.