The sorceress Tasha, whose great work includes the spell "Tasha's Hideous Laughter," has gathered a wealth of valuable knowledge during her illustrious career as an adventurer. Although her enemies would prefer that these well-guarded secrets about the multiverse remain undisclosed, she has collected and documented them out of defiance and for the enrichment of all.

This book contains expanded content for both players and Dungeon Masters and serves as a fantastic supplement to the Player's Handbook. Inside, you'll find additional rule options for all character classes from the Player's Handbook, including more options for subclasses. Additionally, it introduces the Artificer class – masters of magical inventions. And this witch's brew wouldn't be complete without a dash of extra artifacts, options for spellbooks, spells for player characters and monsters, magical tattoos, group patrons, and other delightful treats.