The supplementary book and companion volume to Aniventure 5; Shimaihen is intended as a massive expansion to the Aniventure 5 core system, adding a huge variety of new powers, archetypes and magics for the system, amending and updating the system with errata and expansion material. It also includes system mechanics to create your own race, craft wonderous items and summon creatures. All supported with handy table reference and a full bestiary of creatures.