"What's the matter? All I said was that Komaytos look like little Metr—" Non-canon warning: This article or section contains information that may not be considered an official part of the Metroid series in the overall storyline by Nintendo.
"Galactic Federation, GK-005. (Large Leviathan-class armed ship) Additional data filed into database
The pirates converted a "Phazon germ cell" into an enormous armed ship, whose dimensions even surpasses a battleship. This large armed ship is greatly armed and has an outer shell that withstands most weapon systems. It is a living organism; the weapon systems are anchored cybernetically. Like all Phazon germ cells, it has the ability to open wormholes. This opens the ship to the entire cosmos, it can strike anywhere anytime. No other vehicle in space can do that.
The secret service assumes that this colossal organism is the flagship of the pirate armada and stands under the command of the Dark Samus. Only one of these ships have been seen in combat as of yet."