What Xanathar's Guide to Everything Actually Gives You

Xanathar's Guide to Everything is a 2017 Dungeons & Dragons 5th edition supplement published by Wizards of the Coast. It expands play in three main directions: new subclass options for every class, a massive collection of rules variants and downtime activities, and an expanded section on roleplaying personalities and obsessions. The third edition, the original Xanathar's Guide to Everything has been around long enough that everyone knows the rough shape of it, but the details still trip people up regularly. Let me walk through what it actually does and where the friction points are. You can find the official PDF through the Wizards of the Coast website if you have access to the D&D Beyond platform or the digital store, and you can also pick up a physical copy from most game stores. Third-party PDFs exist on various sites, but those are always unlicensed. The official digital version ties to your D&D Beyond character sheets directly, which saves you from having to manually re-enter every new subclass feature when you multiclass later. The subclass section is probably the most used part of the book. For fighters, the Battle Master gets Improved Combat Superiority, the Champion gets Remarkable Athlete, and the Eldritch Knight gets War Magic. For wizards specifically, the Schools of Evocation and Transmutation get revised versions that actually work together now instead of competing for the same slots. The Necromancy school fix alone justifies owning the book for a lot of players. I ran a necromancer in a group last year and the old School of Necromancy rules were so brokenly good that nobody else wanted to play anything but a cleric. The revised version scales much better into tier 2 and tier 3 play.

The skills section is where people get confused. The book gives you optional rules for covering skills in combat, like using Acrobatics for disengaging instead of taking the Disengage action, or using Athletics to shove enemies prone as a bonus action under certain conditions. These are optional and your table needs to agree on them before session one. I learned that the hard way when my DM started applying the cover rules mid-campaign and nobody had read ahead. We spent twenty minutes at the table arguing about whether a rogue could use Sleight of Hand to swap a paladin's potion for a poisoned one during a fight. It turned out the rules as written do allow that if the DM decides the check is feasible, but nobody wanted to be the target of that kind of skill challenge. The downtime activities are probably the most overlooked part of the book. There are structured rules for crafting magical items, building a stronghold, practicing a trade, and running a business. The crafting rules alone replace the old DMG tables that most groups ignored anyway. You can craft a +1 weapon in about 15 to 20 days of in-game downtime depending on your proficiency bonus and the item's rarity. That is significantly faster than the old system and makes magical gear actually reachable for low-level parties without resorting to loot drops from every goblin cave. One thing the book handles well that other supplements don't is the roleplaying profiles. Every class gets a table of ideals, bonds, and flaws that are specific to that class archetype instead of generic suggestions. A rogue's ideal of "Freedom" reads differently than a barbarian's. This matters more than it sounds because most players grab the first option on the generic backstory tables and never think about it again. The class-specific ones actually give you material to work with at the table.

There are some real limitations though. The book is not organized sequentially. You cannot just read it cover to cover and understand the flow because each chapter is essentially standalone. The rules for criminal contacts, for instance, are in one section and the rules for guild membership are in another and they reference each other inconsistently. I found myself cross-referencing page 124 with page 237 trying to figure out whether a Charlatan's false identity could be used to gain entry to a thieves' guild or if those were separate systems entirely. They are largely separate, but the book does not make that clear upfront. Another issue is the treasure tables. The loot generated in some of the adventure modules that reference Xanathar's tables can produce items that are either underpowered for the party's level or wildly overpowered. I ran across a session where a single chest contained a Deck of Many Things alongside two common potions and a +1 arrow. That was a direct result of rolling on the random treasure tables in Chapter 8 without adjusting for the encounter's difficulty tier. You need to apply common sense when generating loot from those tables. The magic item crafting rules also assume your DM is comfortable with tracking down materials and setting up downtime sequences. Some groups prefer to skip downtime entirely and treat magical items as flat rewards from bosses. If that is your table, the entire crafting chapter is decorative. It is not broken, it just does not apply to your game.

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Xanathar's Guide to Everything | PDF
Xanathar's Guide to Everything | PDF

For players trying to decide whether this book is worth getting, the answer depends on what you are looking for. If you want more options for your character, especially subclasses you did not have in the Player's Handbook, this is essential. If you are running a game that uses downtime and crafted gear, this replaces about half of what you would otherwise need from the Dungeon Master's Guide. If you only play occasionally and your table uses minimal rules, the book sits on the shelf until someone asks for a new subclass and you flip to page 68. The Xanathar's Guide to Everything remains one of the more utilized 5e supplements three years after release because it addresses the actual problems groups run into at the table. Character options that feel fresh, streamlined crafting that does not require a spreadsheet, and roleplaying frameworks that do not require you to invent everything from scratch. Just read the skills chapter before your DM starts using the optional rules on day one and you will be fine.