ɪn kˈeɪmɛn ɹˈaɪdɚ spˈɪɹɪts, sˈɛvɹəl ɹˈɛfɹənsᵻz ɪnfˈɜː ðætðə bˈædən ˈɛmpaɪɚ wʌz ˈæktʃuːəli kɹiːˈeɪɾᵻd baɪ ɐn ˈeɪliən ˈɛntᵻɾi, ænd səpˈoːɹɾᵻd tˈɛɹɚɹˌɪst ɡɹˈuːps stˈɑːɹɾɪŋ wɪð ʃˈɑːkɚ sˈiːkɹᵻtli wˈɜːkɪŋ təwˈɔːɹdz bɹˈɪŋɪŋ ðə tɹˈuː fˈɔːɹm ʌv ðɛɹ lˈiːdɚ tʊ ˈɜːθ.
In Kamen Rider Spirits, several references infer that the Badan Empire was actually created by an alien entity, and supported terrorist groups starting with Shocker secretly working towards bringing the true form of their leader to Earth.