Collaboration with “The Caligula Effect” Series Announced!

A collaboration between Faaast Penguin and the school-themed RPG　“The Caligula Effect” series has been officially announced!

Characters from “The Caligula Effect” series will appear as limited-time penguin-themed skins in Faaast Penguin.

The collaboration is scheduled to launch in 2026. Stay tuned for more details!

About “The Caligula Effect” Series

Created by FuRyu, “The Caligula Effect” is a unique school-themed RPG series named after the “Caligula Effect” — the psychological phenomenon that makes people want to see what they are forbidden to see and do what they are forbidden to do.

“The Caligula Effect: Overdose” and “The Caligula Effect 2”, were developed by historia, the studio behind Faaast Penguin.

[Japanese Only]

The Caligula Effect Series Official X: https://x.com/caligula_GAME

The Caligula Effect 2 Official Website: https://www.cs.furyu.jp/caligula2/

The Caligula Effect: Overdose Official Website: https://www.cs.furyu.jp/caligula/od/

The Caligula Effect Official Website: https://www.cs.furyu.jp/caligula/