Leviathan

Leviathan (リヴァイアサン) is a super artificial intelligence that lurks in the Dark Web. It is the "Last Boss AI" that aims to control the Real World by spreading the L-Virus.

Anime
Leviathan is the "Last Boss AI" that lurks in the Dark Web. It aims to control the Real World by spreading the L-Virus through Appmon, making them rampage and mess with humanity's digital communications. works for Leviathan and reports to it that Haru Shinkai has obtained an Appli Drive. is so afraid of Leviathan that he freezes every time he pronounces its name. According to Gatchmon's research, reuniting the 7code Appmon might release a power strong enough to defeat Leviathan.