A zipped folder with a forgotten password.
Unique Bonus
+1 luck.
Primary
Items can be put in, but never taken out unless the folder is destroyed... but it has 99 base HPs.Secondary
Every second, any item within the folder has a 0.1% to mutate into another random item, or if it has a heirloom form, a 0.2% every second to mutate into the heirloom form. Heirloom items can mutate into other items.
Generic
