Wizards of the Coast is an American publisher, often known as Watsi. He is well-known for his games based on fantasy and science fiction themes. As an authoritative publisher, Wizards of the Coast has produced a range of excellent books related to Dungeons & Dragons (5th Edition). Here are various of Wizards of the Coast's outstanding books; “Xan athar's Guide to Everything”, Tasha’s Cauldron of Everything, Mordenkainen’s Tome of Foes, etc.