Secret message in new ZZZ event

The #ZZZero event “The Mystery of the Arpeggio Fault” has a secret developer Easter egg for people that complete it and put in the correct password

zzz 62 Yanagi Zhuyuan Caesar Shiyu Defend มัน Powercreep มั้ยเนี้ย กลับบ้านเก่า Gaming zzz 54 รวมเทคนิค Arpeggio Fault Password ลับ กลับบ้านเก่า Gaming

zzz arpeggio fault password 4th letter of the password is in Old Observatory Mid-level in the bottom right corner right before the exit of the stage

arpeggio fault password Zzz a aah aardvark aardvark's aardvarks ab aback abacus abacus's abacuses arpeggio arpeggio's arpeggios arr arraign arraigned arraigning