Fun fact: Post-Void planets like Karlia and Heze Bay have 0% Resistance, which means any mission you complete will contribute to the planet liberation and its bar will not drop.
The name and etmology of "Calypso" was just a coincidence. The female musician (Joelma) claimed she addressed "Things" as "Calypso." Like "Take that Calypso Guitar." And that stuck with the singer.
Calypso Fact Nยบ 2
"Calypso" was also a Brazilian Band, which was very popular for its era during the 2000s. Its influence was so massive, Calypso was adopted as a music sub-genre, which composed of native dances like zouk, carimbรณ, merengue, lambada, cumbia, and bachata!
Why was the planet "Concealed" at first? Why was it the first target of the Illuminate? Only 2 questions, and too many answers, which none feels truthful.
Calypso Fact Nยบ 1
Calypso was a greek character in "The Odyssey." Calypso etymology means "Concealed" "To Conceal" or "To Hide something" more broadly.
The Planet was Hidden in August 20th, when the DSS travelled to there, and then moved on to Afofay Bay.