The nymphs are departed. For illustration, Nerv can be regarded as the similar as the Solo Ship preventing a lonely battle from equally humankind and the Buff Clan, and then there are the incomprehensible robots that can only connect with children and tend to go berserk, and so forth. It may not be an exaggeration to say that if you incorporate "Ideon" and "Devilman" together and divide by two, you get "Evangelion".