This is an update link to the other kaibutsu character pack that I originally uploaded ak1 which was kaibutsu's onedrive. except this time this is their googel drive and this is from the author themselves from their twitter

Of course, the contents to their onedrive has been backed up though through this link: https://www.mediafire.com/file/xyfbcgxd9qtrzpy/folder.zip/file