Joonas UttiCreatorNo biography available.Known For6.6Merry Little Batman20234.5The Unstoppable Yellow Yeti20226.0The Unstoppable Yellow Yeti: Winterton Rules20226.0Christmas Comes to Moominvalley2022A Super Epic Tadpole Journey to the Surface of Croak CreekFan ClubNo Nerds have favorited Joonas Utti yet — be the first.All fan clubsFrom NerdspinFilmographyCreator2Production2Visual Effects1Directing1Writing1Upcoming12022The Unstoppable Yellow YetiTVCreator★ 4.52016GigglebugTVCreator