There are several bands called CALYPSO.

1) CALYPSO is a rave/hardcore project of the German band Paraphonatic in the mid-90s.

2) CALYPSO is a famous Brazilian band.

3) CALYPSO is a mixtape MC from U.S.

4) CALYPSO is a Greek-inspired folk collective from New England

5) CALYPSO is a brooklyn-based rock project

6) CALYPSO was a Portuguese rock band that appeared as a spin-off of Slow Punch. Two of its members later founded Mordor.