Type: Alien World
Environment: Essentially Earthlike
Usual Means Of Access: Magic
Dominant Lifeform: Human
Prominent Inhabitants: Tuval the Mind-Master, Turalla, Tuvia

Comments: The "Black Sea" is an other-dimensional realm inhabited by a people who were, at one time, the rulers of the Sub-Mariner's Atlantis until religious persecution drove them to seek a new home in another dimension. It is not known whether this race of telepaths is native to Earth of came to Earth from some other realm.

First Appearance: SUB-MARINER #40