```{eval-rst} evennia.contrib.game\_systems ===================================== .. automodule:: evennia.contrib.game_systems :members: :undoc-members: :show-inheritance: .. toctree:: :maxdepth: 6 evennia.contrib.game_systems.barter evennia.contrib.game_systems.clothing evennia.contrib.game_systems.containers evennia.contrib.game_systems.cooldowns evennia.contrib.game_systems.crafting evennia.contrib.game_systems.gendersub evennia.contrib.game_systems.mail evennia.contrib.game_systems.multidescer evennia.contrib.game_systems.puzzles evennia.contrib.game_systems.turnbattle ```