Dungeons & Dragons: Tasha's Cauldron of Everything

Tasha's Cauldron of Everything is a Dungeons & Dragons 5th Edition supplemental book filled with optional rules, class options, and DM tools, adding new subclasses, feats, spells, and magical items, plus rules for customizing origins, sidekicks, and group patrons, all presented in lore friendly fashion; collected by the legendary wizard Tasha.