Questions tagged [armor-class]

For questions about Armor Class (AC), the mechanical abstraction of how difficult it is to hit and cause damage to an opponent in D&D and related RPGs.

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4
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1answer
4k views

What is the maximum AC possible without using magic items?

What is the maximum AC a PC can acquire without the use of magic items? Allowed content are feats, spells, and temporary effects - but not effects from allies, magical items, or UA content.
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Can someone decide to be hit?

In this question, I asked about whether a character could willingly not use their shield or Dex bonus on certain attacks due to wanting to be hit. This raises the greater question- Can someone decide ...
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3answers
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Can you decide not to use a shield's AC bonus? Dex bonus?

Let's say that there is a combat. There's is one player character and two enemies- one melee and one ranged. The player character has Armor of Agathys (or some other spell) and wants the melee ...
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1answer
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Do tortles get a bonus to AC from a shield while using Shell Defense?

Shell Defense. You can withdraw into your shell as an action. Until you emerge, you gain a +4 bonus to AC, and you have advantage on Strength and Constitution saving throws. While in your shell, you ...
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1answer
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Calculating AC for a monk/enlightened paladin

Monks get an AC bonus from WIS. The paladin archetype “Enlightened Paladin” from the Inner Sea Combat Guide gains an AC Bonus based off of CHA? Can those stack?
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5answers
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Does Mage Armor have any advantages over magic Studded Leather +X?

Does Mage Armor have any advantages over Studded Leather +1 or even Studded Leather +2?
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2answers
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Do temporary changes to your Dexterity modifier immediately affect your AC?

If you are in combat and an effect increases or decreases your Dexterity enough to change the modifier, does your AC also immediately change to use the new modifier?
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3answers
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What is the function of AC?

I just purchased the D&D edition 5 starter set, and the instruction manual/Rule book doesn't go in depth about the effect of AC and how armor effects total AC. So how does AC affect the enemies ...
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5answers
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How does the Shield spell interact with the Barkskin spell?

I am wondering what the ruling would be on a creature under the effects of the Barkskin spell that then casts the Shield spell as a reaction. Barkskin states: Until the spell ends, the target’s ...
18
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1answer
6k views

What is the best 1-level multiclass to improve the AC of Wild Shape?

I'm planning on playing a Circle of the Moon Druid, primarily using Wild Shape for combat and saving my spells as much as possible. That said, I want to take 1 level of either Barbarian or Monk to get ...
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2answers
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How does Wild Shape work with special ways to calculate your AC?

Among the effects of Wild Shapes, these two: Your game Statistics are replaced by the Statistics of the beast, but you retain your alignment, personality, and Intelligence, Wisdom, and Charisma ...
5
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1answer
207 views

When doesn't a Mystic Wanderer AC bonus apply?

The Mystic Wanderer PrC (Magic of Faerûn p. 35) allows one to add Cha to AC: Glory of the Divine (Su): A mystic wanderer who wears no armor gains a sacred (or profane, if her patron deity is evil) ...
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Is there any difference between Studded Leather and Breastplate if my AC is the same with both?

Playing 5e with a Rogue. To make a long story short: In my possession I have both Studded Leather armor and a Breastplate. With my 18 Dexterity, My AC with Studded Leather is 16 (12+4). But if I don ...
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1answer
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In D&D 5e is it possible to add a breastplate to leather armor for an AC bonus? [duplicate]

I just started playing D&D, and I'd like to know if it is possible to add a breastplate to leather armor for an AC bonus?
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1answer
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Is Dexterity proficiency modifier added to AC? [closed]

I'm playing as a bard that has a proficiency bonus that's added to Dexterity. When calculating the character's Armor Class, do I add only the base Dexterity modifier or do I add the base Dexterity ...
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2answers
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Can my warlock benefit both from the Mage Armor spell and leather armor?

Currently making a 5E Warlock for an upcoming session, and I'm wondering how this particular interaction works: I, as a Warlock, start with leather armor. I'm considering having Armor of Shadows as ...
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2answers
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How much of my dexterity modifier can I add when wearing scale mail?

In the 5th edition of Dungeons & Dragons scale mail armor has an AC of 14 + Dexterity bonus (max 2). Does this mean that I can only add 2 from my Dexterity modifier even if it is higher?
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1answer
90 views

How does the AC value of helmets in Player's Option: Combat & Tactics work?

Page 128 of Player's Option: Combat & Tactics (book number 2149) gives an overview of the Armor Class of various types of armor and pieces of armor so you can assemble your own suit of armor. ...
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1answer
2k views

How does the AC bonus from things like Ring or Cloak of Protection work with Touch AC?

How does the AC bonus from things like Ring or Cloak of Protection work with Touch AC? I know that when something targets Touch AC you don't add the AC bonus from Armor or Natural Armor but retain ...
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1answer
3k views

Does Jack of all trades affect AC?

I have seen many questions on the web related to Jack of All Trades, revealing facts new to me such as that it adds to initiative, on account of being an ability check which Jack of All Trades indeed ...
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2answers
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Does the Wisdom modifier apply on a lizard-monk's armor class? [duplicate]

Lizardfolk is a PC race from the book Volo's Guide to Monsters. The Players Handbook says (Monk): Beginning at 1st level, while you are wearing no armor and not wielding a shield, your AC equals ...
4
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1answer
558 views

Do unfettered defense and canny defense stack?

I would like your opinion on basically what I've asked in the title. The rules presented are as follows: Duelist: Canny Defense (DMG 185): When not wearing armor or using a shield, a duelist adds ...
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1answer
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Do Mage Armor, Robes of Archmagi, and Dragon Mask stack?

Would the spell mage armor stack with robes of the archmagi and/or the dragon mask from HotDQ?
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2answers
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Is the UA Warforged considered to naturally be wearing armor?

I know Warforged are Unearthed Arcana races, and considered in play testing and/or incomplete, but based off of the information available to Warforged, would you consider a Warforged to be wearing ...
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1answer
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What is the base AC when not wearing Armor?

Background Several character classes do not typically or cannot wear armor. Sorcerer, Monk, Wizard, Barbarian. Monk, Barbarian, and even draconian ancestry sorcerer have unarmored defense perks that ...
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1answer
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Does a monster's AC change when it doesn't use its shield?

Every monster has a specific AC in its stat block. The rules don't explicitly say anything like "subtract 2 from AC if the creature doesn't use a shield", do they? Does that mean a monster always has ...
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4answers
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Does an unconscious creature still use its dexterity to avoid attacks?

Related - How does one dispatch a helpless opponent? Here's the unconscious condition description: Unconscious An unconscious creature is Incapacitated, can't move or speak, and is unaware of ...
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3answers
30k views

Are there other modifiers to AC?

My knowledge of D&D is primarily 3.5. In that edition, there were many modifiers that affect AC, Natural Armor, Deflection Modifier, Dodge Bonus, Insight Bonus, Luck Bonus, and Sacred Bonus. I ...
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3answers
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Is there Touch AC and/or Flatfooted AC in 5th Edition D&D?

Does D&D 5E have a mechanic similar to Touch AC or Flatfooted AC as it exists in D&D 3.5? To put it simply, in D&D 3.5, touch AC excludes armor bonuses when armor can't help against an ...
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3answers
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Will adding helmets unbalance the game?

I can't find any mention of a helmet in the Player Handbook in the armour table, and the only helmets I can find are magic items like The Helm of Telepathy. Would it be unbalanced to allow helmets to ...
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10answers
5k views

Does rolling AC to oppose an Attack Roll impact game balance?

I really like the concept of rolling d20 against each other during ability checks like grappling, etc. I want the same thing for normal attacks, so the defender would also roll a d20 + (AC-10). Would ...
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2answers
59k views

Does Size Affect AC?

I have been playing 3.5 for 6 years now and am trying out 5e. Does size affect AC in 5e? In 3.5 a tiny creature would get a bonus to their AC for being smaller, while a huge creature would get a ...
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1answer
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Pathfinder's Armor Class to Damage Reduction variant in 5e

I've been DMing Dungeons and Dragons for more than 20 years, and have always had "issues" with the AC system. I was pretty happy when I found the AC as Damage Reduction Variant in the PF Combat ...
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1answer
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How much AC do you need for it to remain relevant per level?

While I can't find the exact place, I remember someone once saying that AC to be considered a tank went something like: Level 1: 18 Level 5: 25 Level 10: 30-35 Level 15: 40 Level 20: 50 Or something ...
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1answer
667 views

Does natural armor of Sorcerer stack with lycanthropy?

My question is whether natural armor of a Sorcerer gained by Draconic Resilience (13 + Dex modifier) does stack with the bonus on natural armor by, e.g., the werebear template ('a +1 bonus to AC while ...
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4answers
25k views

Average AC of monsters per CR?

In D&D 4e, you could tell most monster's AC just from its level and role (Brute, Skirmisher, Soldier). This is not the case in 5e, but an estimation would be very useful when you try to compare ...
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2answers
809 views

Do monsters need to don the shields in their stat blocks?

PHB page 146 says that donning and doffing a shield takes 1 action for PCs. However I did not find anything about monsters. For example, a goblin (MM page 166) wears both a leather armor (AC 11 + ...
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3answers
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Does the DMG's “Disarm” bypass AC?

In the DMG at pg. 271 the disarm described appears to bypass the defenders AC: it is a contest of attack roll vs. skill. There is no mention of AC being a factor. So could a L1 human fighter tavern ...
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1answer
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How does the AC bonus of a Monk's belt work when worn by a non-monk?

The monk class states: AC Bonus (Ex): A monk is highly trained at dodging blows, and she has a sixth sense that lets her avoid even unanticipated attacks. When unarmored and unencumbered, the monk ...
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8answers
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How does a DM deal with a PC with an abnormally high Armor Class?

One of the Fighters in my party has an AC of 21 at level 5. He wears chainmail which gives an AC of 16, has the Defense Fighting Style which gives a +1 to AC when wearing armor, and a +2 shield (found ...
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2answers
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Does the AC bonus of the Haste Spell apply to Mirror Image?

Considering the fact that the +2 increase to a creature's Armor Class from the Haste spell is reasonably a result of the creature being "sped up" and thus having faster reflexes and dodging attacks ...
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Is trading +1 AC for -9 Max HP a good deal for a level 7 fighter?

During a recent dungeon, my character received wounds that were filled with a magical metal. The GM ruled that these wounds gave my character +1 AC and -9 Max HP until cured. My question is: should I ...
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3answers
7k views

Can the AC bonuses of Bracers of Defense and Black Dragon Mask (HotDQ) stack?

I currently I am playing as a Draconic Sorcerer in our campaign. The group found the following items and I am the only one that can use them for their AC bonus abilities: Bracers of Defense (DMG page ...
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1answer
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Ranger Attack Bonus seems too high

I'm DM for my group of friends and have a question about our Ranger. He was level 6 last session, and had a +11 to hit. +5 from DEX, +3 prof, +2 from Archery style, and +1 from his bow. Against the ...
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1answer
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Would the shield spell stack with shield enhancement when it replaces the shield bonus?

When you use a shield and it has an enhancement value, both of these are added to your AC. Normally when you use the shield spell, it tends to have a better bonus than the shield you are using so it ...
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2answers
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How is final AC calculated when you have a Natural AC and an Armored AC?

I'm making a vampire player character, with a little bit of homebrew to give it some of the 5e vampire traits without being broken, and one of the traits that I'm carrying over is natural armor of 16. ...
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1answer
835 views

Do clerics lose the shield bonus while casting a spell when they provoke an AOO?

Im building a cleric and I am confused about clerics and shields. I did have another question but found it answered here. My remaining question is when a cleric casts a spell while holding a light ...
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1answer
186 views

What's the AC of the contents of a sack?

An archer sees a motionless, unattended sack in the forest. He shoots it with an arrow from a short bow. He does not know the contents; he's just shooting at the sack in general. There are potions of ...
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Do the AC Bonus (Ex) class abilities of monks and swordsages stack?

Monk and Swordsage both get the class feature AC Bonus (Ex). Monk: When unarmored and unencumbered, the monk adds her Wisdom bonus (if any) to her AC. In addition, a monk gains a +1 bonus to AC ...
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2answers
2k views

Does the dex bonus to AC from armor and shield stack?

I have a dwarf with full plate armor and a tower shield with dex of 16 (+3). Full plate grants a max dex bonus of +1 to AC and the tower shield +2. Now, can I get both the +1 AND +2 to get a +3 dex ...