These books appeared in Saber to access Avalon by Calibur, upgrades for Calibur, and including those that appeared as extras though some are mentioned but doesn't make TV appearance:

-Getting Spider

-Akan Zukin

-Machine Uri no Shoujo

-Drill Mandrill

-Usotsuki Wolf

-Kabekara Gargoyle

-Ningyo Densetsu

-Chameleon Dookoda

-Snake Toguron

-Armadirolling

-Kiriko's Success Story

-Pachi Pachi Yama

-Yokodori Hyena

-Neko ni Accessory