"Aaah! What happened here?" - Yarn
This article or section is a stub meaning some/many details are missing. You can help Object Lockdown Wiki by expanding it with more information!. Please add more details, just make sure they are true.

Ooh goo goo goo! You're trapped in the school and you cannot escape!

–Mangokuma, Breaking the Mold/Killer Show 54

Mangokuma is a fictional character on Killer Show 54 and is presumably the main antagonist, he is based on Monokuma from the Dangan Ronpa series.