Great mountainCanonLegendsInfinities Sources Star Wars Helmet Collection 77AppearancesStar Wars (2015) 26 (First mentioned; albeit indirectly) (Unknown)Unknown UnknownNoneStar Wars (2015) 27 (First appearance) (First identified as Great mountain) (Unknown)Unknown UnknownNoneStar Wars (2015) 28 (Unknown)Unknown UnknownNoneStar Wars (2015) 29 (Unknown)Unknown UnknownNoneStar Wars (2015) 30 (Unknown)Unknown UnknownNone