For reference, the Metroid Dread Samus SSBU Primary Spirit is a three-star Shield-type.
Back in October 2021, Nintendo announced new Metroid Dread Spirits of characters like Samus would be available in SSBU.
It also showed off the three Metroid Dread SSBU Spirits.
In addition to bringing another Samus Primary Spirit variant to SSBU, it also added an E.M.M.I. as a Primary Spirit and Chozo Soldier as a Support Spirit.