|Attack Name:||Galactica Magnum|
|Attack Name (kanji/kana):|
|Performed by:||Sailor Galaxia|
|First Used:||Eien Densetsu|
Galactica Magnum was an attack that Sailor Galaxia used in the musicals. It first appeared in Eien Densetsu where she used it against Sailor Uranus and Sailor Neptune. When she used the attack in Shin Densetsu Kourin, it proved powerful enough to fell Sailor Mercury, Sailor Mars, Sailor Jupiter, Sailor Venus, Sailor Uranus, and Sailor Neptune simultaneously.