Hathor could cloak herself even in season 1 when she has walked out in the bathroom scene. Later even Nirrti and the ash'raks have used this technology.
(I believe it was related to the Rhee'tou attacks as they have studied them, but maybe it is uncanon or I remember wrongly.)
(I believe it was related to the Rhee'tou attacks as they have studied them, but maybe it is uncanon or I remember wrongly.)
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