MS-1 fire-linked heavy laser cannonCanonLegendsInfinities Non-canon appearances LEGO Star Wars BattlesSources Ultimate Star WarsStar Wars: Rogue One: AT-ACT Deluxe Book and 3D Wood ModelUltimate Star Wars, New EditionAppearancesStar Wars Battlefront II (Unknown)Unknown UnknownNoneStar Wars: Episode V The Empire Strikes Back (First appearance) (Unknown)Unknown UnknownNoneStar Wars: Episode VI Return of the Jedi (Unknown)Unknown UnknownNoneStar Wars: Episode VII The Force Awakens (Wreckage only) (Unknown)Unknown UnknownNone