The “Miyoko with Satoko's palette, fang, and mannerisms” character we usually see is the form Lambda has chosen to take based on what Bern would respond to the most. Thus she's not Takano or Satoko - she is neither and she is both.Sep 23, 2021
Featherine has a weakness in the form of her memory device, which retains everything about her appearance, personality and memories. Damaging this could result in her becoming a completely different person.
The witches of Umineko: When They Cry are enigmatic, powerful beings who observe and have control over several aspects of the game board. Each of them have their own motivations for interfering with the game board, but all of them are Trolls of a certain caliber, especially towards Battler.
Beatrice (pronounced [beaˈtriːtʃe]) is the central antagonist of the "Question Arcs" in Umineko no Naku Koro ni, initially being its self-proclaimed main antagonist, claiming to be the culprit of the Rokkenjima massacre and aving done so via magic to resurrect herself, with much of the conflict throughout the series ...
Featherine Augustus Aurora (フェザリーヌ アウグストゥス アウローラ ?) is an extremely powerful witch who can freely rewrite reality. She appears in the last three episodes of Umineko no Naku Koro ni as an observer and antagonist. She also appears in Higurashi no Naku Koro ni Gou as the being Eua.Sep 13, 2021
Higurashi and Umineko take place in the same story universe as far as I'm aware, but there is no character overlap. As for Umineko, there is an entirely new cast of characters. That said, events in Umineko may shed some light on the workings of the Higurashi / Umineko universe, and it references Higurashi quite a bit.
The Sea of Fragments (カケラの海, Kakera no Umi) is a vast, otherworldly space containing countless Fragments (カケラ, kakera), prisms representing the crystallization of human worlds and memories.
After struggling for a long time, Bern escaped her Logic Error and earned the title of "Witch of Miracles".
Featherine Augustus Aurora (フェザリーヌ アウグストゥス アウローラ) is the witch form of Tohya Hachijo, and the Witch of Theatergoing, Drama and Spectating, an Endless Witch. She appears in the sixth, seventh, and eighth games; Dawn of the Golden Witch, Requiem of the Golden Witch, and Twilight of the Golden Witch, respectively.