"Galactica Violon Tide" is a water-based attack used by Sailor Neptune in the manga, Sailor Moon Cosmos and Sera Myu. It is an alternate version of Submarine Violon Tide empowered by Galactica Bracelets.
Manga[]
While under the influence of Sailor Galaxia and her Galactica Bracelets, Sailor Neptune uses her violin to attack Eternal Sailor Moon and Eternal Sailor Chibi Moon. Sailor Moon deflects the attack with an energy beam but the destruction it wrought lets her start accepting that she is not fighting her friends.
Musicals[]
Sailor Neptune only uses it in Pretty Guardian Sailor Moon – Le Mouvement Final –.