There are 4 types of collectables hidden around The World. Find them to unlock special items. There are only one of each so find them quick!
Lucina's Journal Pages
These tell Lucina's story and can unlock the secret episode and her keyblade.
Ian's Keychain Pieces
Finding these pieces will create full keychains to put on your weapons. You can also unlock the secret episode with them.
Ren's Papou Pieces
Finding these pieces unlocks a keyblade and the secret episode.
Villain Reports
Read reports from some of the story's villains and unlock a special shop.