Malachite

Biography
First Appearance: Worth a Princess's Ransom

The Nephlite Saga
When Nephlite is sent to take the Imperium Silver Crystal from Princess Diamond, Zoycite complains that she will never get her chance but Malachite encourages her that Nephlite will fail as usual. In Molly's Folly, Malachite advises Zoycite to send a monster named Yasha to watch Nephlite.

The Zoycite Saga
Shortly before the debut of Sailor Jupiter, Malachite and Zoycite are told about the Rainbow Crystals. In Sailor V Makes the Scene, Malachite helps Zoycite by holding the Sailor Scouts hostage in a shrinking dome.

Trivia

 * Malachite is the only Negaverse general to be killed by the Sailor Scouts.