Disgaea 3: Absence of Detention
54 Achievements
138-168h
PSVITA
Trophy Shopper
I've been waiting for you in this Mystery Room! Details for this achievement will be revealed once unlocked
13.8%
How to unlock the Trophy Shopper achievement in Disgaea 3: Absence of Detention - Definitive Guide
professorstotch, and, unnxandros
Hopefully you can get this while going for Item Spelunker. Once you get to floor 91 in Item World, you have the chance to encounter a new mystery room. Talk to the NPC in this room, and the trophy will pop:
