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One day, Muffel shows up in Moominvalley. He claims to be a famous inventor and is looking for his "fellow inventor" Snork to show him his latest invention, a super fuel. However, Snork suspects a trick.
First Air Date : Apr 12, 1990
Last Air date : Mar 26, 1992
Episode : 104 Episode
Season : 2 Season
Runtime: 23:14 minutes
Studio: TV Tokyo
