The Biggest Rescue(2014)

Original title: Algjör Sveppi og Gói bjargar málunum

Friends Sveppi and Villi discover that an old nemesis has built a doomsday machine that can trigger earthquakes and volcanic eruptions. With the help of their friend Gói, they manage to sneak into his evil lair. But this is only half the battle - to save the country they'll have to destroy the machine.