Queen Beryl is the head of the negavrse she recives her orders form this wierd glowing blob (ill look to see if it has a name). she is the one who caused the end of the silver millenium. after Usagi regains her memories of being Princess Serenity she recives the imperium silver crystal and with the help of the other scouts destroys Beryl and Super Beryl (really only beryl in a flower with different coloring)