The Caligula Effect: Overdose Achievements Here is the full list of all 37 The Caligula Effect: Overdose achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply The Caligula Effect: OverdoseAcquire all achievements. Welcome to Mobius!Answer μ's call. Hidden Powers ActivatedExperience your first battle. Go-Home Club Activities START!Begin activities as part of the Go-Home Club. After the MoratoriumComplete Kagi-P's Character Arc. In Search of Your IndividualityComplete Sweet-P's Character Arc. Desire and DisciplineComplete Stork's Character Arc. A Fleeting ChanceComplete Shonen-Doll's Character Arc. The Truth UnseenComplete Kuchinashi's Character Arc. Glory Days BygoneComplete Mirei's Character Arc. Archetypal SelfComplete Ike-P's Character Arc. Celestial JusticeComplete Shadow Knife's Character Arc. A Pure GirlComplete Wicked's Character Arc. This Unwavering FeelingComplete Thorn's Character Arc. Wishes' EndComplete μ's Character Arc. In the Depths of Your HeartComplete a person's Character Episode. A Reason to Go HomeComplete all Go-Home Club members' Character Episodes. President's DecisionBanish Eiji from the Go-Home Club. μ's WishComplete μ's Remnant Episodes. Two Different PerspectivesBegin activities as part of the Ostinato Musicians. First JobClear the Mifue and Ayana battle. Pervert TrioClear the Suzuna and Naruko battle. Reason for HateClear the Kotono and Eiji battle. Unfortunate CharismaClear the Shogo and Izuru battle. Beginning of the EndClear a melee battle. Friends in a Past LifeExterminate the Go-Home Club. One Who Reverts All to ZeroComplete Aria's Character Arc. Feelings Caged in SongComplete all Ostinato Musicians' Character Arcs. RebirthComplete the main story with both the male and female protagonist. A World, Surrounded by FriendsAccumulate over 100 friends. A World, Surrounded by Close FriendsAccumulate over 100 friends with ★ Affinity. School SleuthSolve the mystery of the 21-class leader. Scars Left BehindCollect over 300 Stigmas. What is Lo--uh, Strength?Raise the protagonist's level to higher than 50. Global InvestigatorSolve all Enigmas. Friend GroupieView your field WIRE over 10 times. Chat ProSend group WIRE messages over 10 times.