Costumes can be used to change the phyiscal appearance of a character. You can equippe them into the Helmet slot.
Can be Equipped to Helmet Slot Transforms Character to Boss Karterian
Can be Equipped to Helmet Slot Transforms Character to Rawak
Can be Equipped to Helmet Slot Transforms Character to Hammerd
Can be Equipped to Helmet Slot Transforms Character to Tuxedo
Can be Equipped to Helmet Slot Transforms Character to Karterian
Can be Equipped to Helmet Slot Transforms Character to Mistress
Can be Equipped to Helmet Slot Transforms Character to Princess
Can be Equipped to Helmet Slot Transforms Character to Maid
Can be Equipped to Helmet Slot Transforms Character to Bunny