* FanNickname: Due to certain similarities in appearance and character, Eve from the second season is commonly referred to as [[VideoGame/TheLegendOfZeldaOcarinaOfTime Sheik]].
** "Korbo" for Holo, due to how her name looks like in her sloppy handwriting.
* [[HeyItsThatVoice Hey, It's That Voice!]]:
** Lawrence is [[Anime/CodeGeass Lelouch]]... or, [[Anime/RebuildOfEvangelion Kaji.]]
** Holo is [[Anime/CodeGeass Kallen]]/[[Manga/OmamoriHimari Himari]]/[[Anime/RebuildOfEvangelion Rei.]]
** Zheren is [[LightNovel/FateZero Waver Velvet]].