Subclasses and Archetypes: Rules Reference

Subclasses and archetypes define the specialized identity of a character within their base class in Dungeons & Dragons, shaping mechanical capabilities from mid-early levels through the end of a campaign. The rules governing subclass selection, timing, and feature delivery vary across editions and are central to character creation decisions. This reference covers how the subclass system is structured, when features unlock, how subclasses compare across class categories, and the boundary conditions that govern legal character builds.

Definition and scope

A subclass is a formal rules subdivision within a character class (Character Classes Rules) that grants a defined set of features at specific levels, branching from the base class chassis without replacing it. In fifth edition D&D, Wizards of the Coast introduced the term "subclass" as the standard label across core rulebooks, though earlier editions used terms such as "kit" (2nd edition), "prestige class" (3rd edition), and "paragon path" (4th edition). The word "archetype" appears in the Player's Handbook (2014) as a synonym for subclass within specific classes — Fighters choose a Martial Archetype, Rogues choose a Roguish Archetype — while other classes use distinct framing: Clerics choose a Divine Domain, Druids choose a Circle, Warlocks choose a Patron.

The full roster of subclasses published across official Wizards of the Coast sources — including the Player's Handbook, Xanathar's Guide to Everything, Tasha's Cauldron of Everything, and Mordenkainen Presents: Monsters of the Multiverse — numbers more than 70 distinct options across 13 base classes in the 2014 rules framework. The breadth of that catalog is covered structurally at D&D Core Rules Overview.

How it works

Subclass selection occurs at a class-specific level rather than at character creation for all classes. The timing varies:

1. Level 1 subclass entry — Cleric (Divine Domain), Sorcerer (Sorcerous Origin), Warlock (Otherworldly Patron). These classes are defined by their subclass from the first level, and the subclass provides features immediately.
2. Level 2 subclass entry — Druid (Circle), Paladin (Sacred Oath), Ranger (Ranger Archetype in some published variants). Features arrive early but after one level of base class play.
3. Level 3 subclass entry — Barbarian (Primal Path), Bard (Bard College), Fighter (Martial Archetype), Monk (Monastic Tradition), Rogue (Roguish Archetype), Wizard (Arcane Tradition).

After the initial subclass selection, additional subclass features unlock at later levels — commonly levels 6, 10, and 14 for a four-feature progression, though this is not uniform across all classes. The Fighter's Martial Archetype delivers features at levels 3, 7, 10, 15, and 18, making it a five-feature subclass. The Warlock's Otherworldly Patron delivers features at levels 1, 6, 10, and 14.

Subclass features stack with base class features and are not treated as separate class levels. A character is always described by their base class — "a 7th-level Wizard (School of Evocation)" — not as a separate progression track. This contrasts directly with the 3rd edition prestige class model, where a player stopped advancing in a base class while taking prestige class levels, maintaining two distinct level counts. The consolidation into a single level track is one of the structurally important changes documented in the 5e vs One D&D Rules Changes comparison.

The 2024 Player's Handbook (One D&D / D&D 2024) standardizes subclass entry at level 3 for all classes including Cleric, Sorcerer, and Warlock, which previously granted subclass features at level 1. This is a rules-material change affecting multiclassing strategy and early-level power distribution.

Common scenarios

Multiclassing interactions — When a character multiclasses, subclass features from each class remain tied to that class's level, not total character level. A Fighter 3 / Wizard 3 has access to both a Martial Archetype and an Arcane Tradition, but neither subclass advances beyond what a 3rd-level single-class character would receive in each.

Delayed subclass access — A player who multiclasses into a new class at a point where their character level is high does not receive that class's subclass features until the class-specific level threshold is reached within that class. A Fighter 10 who takes one level of Cleric does not gain a Divine Domain until the second level of Cleric.

Homebrew subclass integration — Dungeon Master approval governs whether non-official subclasses are permitted. The Homebrew Rules Guidelines reference covers how tables manage this adjudication.

Ability score and feat alignment — Some subclasses interact directly with specific ability scores and modifiers, such as the Eldritch Knight requiring Intelligence for spell save DC, making stat allocation at character creation consequential to subclass effectiveness.

Decision boundaries

The rules establish several hard limits on subclass mechanics:

• A character cannot hold two subclasses within the same base class. Subclass selection within a class is permanent under standard rules; the optional "Retraining" rules in Tasha's Cauldron of Everything allow subclass changes only between long rests after reaching a new level, and only with Dungeon Master approval.
• Subclass features that replicate base class features do not stack with them — they replace or modify the referenced feature rather than adding a second instance.
• The spellcasting rules distinction between full casters, half casters, and non-casters applies at the subclass level for classes like Eldritch Knight and Arcane Trickster. These subclasses grant spellcasting from a restricted list and use the subclass's own progression table rather than the base class's.

A contrast worth specifying: subclasses differ from backgrounds and feats in that they are class-gated (only accessible to characters in that class), feature-sequenced across multiple levels, and structurally integral to the class design. Feats are selection-based additions available across classes. The broader context of how these systems interact within structured play is addressed at How Recreation Works: Conceptual Overview, and foundational character-building rules are indexed at the main rules reference.

References

• Wizards of the Coast — Player's Handbook (2014)
• Wizards of the Coast — Tasha's Cauldron of Everything
• Wizards of the Coast — Xanathar's Guide to Everything
• Wizards of the Coast — D&D 2024 Player's Handbook (One D&D)
• D&D Beyond Rules Compendium — Subclasses