"SKYWALKER LASER BLAST SOUND" is a Star Wars/Skywalker Sound sound effect used exclusively in Star Wars/Skywalker Sound projects. It's Sound Ideas, RICOCHET - CARTOON RICCO, 03 in a -12 pitch, combined with a descending, droning humming sound and sometimes starts with SKYWALKER, SCI-FI GUN - X-WING FIGHTER GUN. It debuted in Star Wars: Episode VI - Return of the Jedi (1983) to help accent Jabba's ship exploding and spacecraft going to lightspeed. It's usually heard in a particular Skywalker Sound sound effects cluster, SKYWALKER, EXPLOSION - MASSIVE INFERNO ROARING, in Skywalker Sound projects only; the sfx cluster's pitch can vary. Links: https://soundeffects.fandom.com/wiki/SKYWALKER_LASER_BLAST_SOUND#Audio_Samples