Killer Is Dead: Nightmare Edition

Killer Is Dead: Nightmare Edition Unlockables

Unlockable Costumes
Meet the following requirements, then purchase the alternate costumes at the Gift Shop (costumes are for Mondo unless noted below).
UnlockableHow to unlock
Casual MondoComplete Missions 1-12
Dark BoosterComplete Missions 1-12
Legendary ExecutionerComplete Missions 1-12
Ulti-MondoComplete Missions 1-12
Glamorous Fantasy (Natalia)Score AAA rank on "A Damsel in Distress"
Mika from Outer Space (Mika)Score AAA rank on "Gift of the Moon"
Night Walker (Koharu)Score AAA rank on "Time Cursed"
Scarlett the Witch (Scarlett)Score AAA rank on "Weight Limit"