In the Silver Millennium he used to be known as Zoicite ( Zoicite was the third "general" and his task was to collect the seven rainbow crystals in order to free the seven shadows, the Dark Kingdom's most powerful allies. In the manga, Zoicite is a guy. Queen Beryl ended up killing him after his multiple failures. In the Manga version, he was one of Prince Endymion's bodyguards.) After the battle with Queen Beryl Princess Serenity, who knew the old Zoicite was truly in love with Princess Mercury, allowed the generals to live a normal life. She erased their memories of the Negaverse and send them to live in Canada. Later Amy might Zack at Dot Com, a cafe. During a battle with the Sun Knight, Zack turned into Zoicite. The Star Locket powered the generals into Planetary Knights.
