dbtonez, 11 months ago it's not - Homeworld Cataclysm is available on GOG as Homeworld Emergence. something about Blizzard trademarking Cataclysm - "As for the new title, that's a precautionary move. "'Cataclysm' is now a registered trademark of Blizzard Entertainment, Inc., and the game has been renamed to avoid confusion," GOG said." - https://www.pcgamer.com/gog-brings-17-year-old-homeworld-expansion-cataclysm-back-from-the-dead/
it's not - Homeworld Cataclysm is available on GOG as Homeworld Emergence. something about Blizzard trademarking Cataclysm -
"As for the new title, that's a precautionary move. "'Cataclysm' is now a registered trademark of Blizzard Entertainment, Inc., and the game has been renamed to avoid confusion," GOG said." - https://www.pcgamer.com/gog-brings-17-year-old-homeworld-expansion-cataclysm-back-from-the-dead/