117 votes
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How do I explain to an AD&D player that items that increase Armor Class in D&D 5e are overpowered?

+2 AC is much more than an 8% improvement, in one case it is as high as 200%. Erik's and Quadratic Wizard's answers do a fine job of comparing the proposed item to existing magical items in the DMG. ...
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79 votes
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What is the highest possible AC?

Under unusual circumstances, it is possible to get an AC of 49 Highest permanent AC: 31 Highest combat-ready AC: 35 Highest the-stars-aligned AC: 49 Permanent AC with Magic Armor, no other Magic ...
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  • 5,859
77 votes

How do I explain to an AD&D player that items that increase Armor Class in D&D 5e are overpowered?

Refusing to allow overpowered custom items from another campaign is an AD&D tradition. Even in AD&D, the Dungeon Master's Guide recommended against allowing a player to bring powerful custom ...
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69 votes

What are the ramifications of changing Armor Class to be Constitution-based instead of Dexterity-based?

Nerfs dex classes, buffs everyone else Well, let's start with the obvious. A rogue will usually try to hit 20 dex, so this change will give them -5 AC. Due to bounded accuracy that's a huge nerf. ...
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  • 20.4k
63 votes
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How does barkskin work?

I couldn't quite follow your logic, but this is how barkskin works. If your AC is less than 16, it is now 16. If your AC is greater than 16 it is not changed. If your AC was less than 16 before you ...
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  • 31.9k
63 votes
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How does a DM deal with a PC with an abnormally high Armor Class?

Hit your fighter in the NADs1 AC isn't the only way to cause damage to a fighter. Utilize creatures that force saving throws. High AC won't save you from a fireball Give them hard choices. AC won't ...
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  • 12.1k
57 votes

Is there any difference between Studded Leather and Breastplate if my AC is the same with both?

Right now, they're the same. But at some point, you're probably going to want to raise your Dexterity up to 20, and at that point, the studded leather will be worth 17 AC (12 + 5), whereas the ...
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  • 142k
57 votes

Is there any difference between Studded Leather and Breastplate if my AC is the same with both?

There are two differences off the top of my head that may be relevant: Donning medium armor takes 5 minutes; light armor is just 1 minute. \$\begin{array}{|l|c|c|} \hline \textbf{Category} & \...
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  • 1,311
54 votes

How do I calculate my AC for a Tortle Draconic Bloodline sorcerer with a shield?

You must use one formula for calculating your AC If your character happens to have multiple given formulas for calculating their armour class, due to their combination of racial traits, class ...
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  • 62.9k
52 votes

Does natural armor stack with unarmored defense?

Sort of, but no. Unarmored Defense does not provide a bonus to AC. It provides an alternate means of calculating it. So, your druid has two AC calculations available to him: AC provided by beast form....
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49 votes
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Mathematically, is a +2 bonus to AC better than attackers having disadvantage?

In this case, the Cloak is better To explain this, let's first look at some stats. When no bonuses are involved, the Chances of rolling a 20 normally is 5% (1/20), while the chance for rolling 18 or ...
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  • 7,256
47 votes
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In the first "Eye of the Beholder" game, does lower AC mean the target is harder to hit?

Lower AC is better for that game's D&D version That video game (in your screenshot) and table derived from it are based on Advanced Dungeons & Dragons, 2nd edition – which uses the THAC0 (&...
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44 votes
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What is the base AC when not wearing Armor?

From the PHB p 14: Without armor or a shield, your character's AC equals 10 + his or her Dexterity modifier. Keep in mind that this is simply the default way to calculate AC. Armor and draconian ...
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  • 35.9k
44 votes
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Can a character dodge an attack that beats their Armor Class?

In D&D 5E, a player cannot roll to actively dodge an attack. This happens in such systems as Warhammer Fantasy, Dark Heresy and potentially a lot of other RPG systems. But not D&D 5E. In D&...
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  • 3,474
43 votes
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Is there Touch AC and/or Flatfooted AC in 5th Edition D&D?

Mearls explicitly mentioned the design decision to not include Touch AC nor Flat-footed AC in the game during the playtest period. They are intentionally absent as a simplification which streamlines ...
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  • 70k
42 votes
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Combining various AC-providing clothing and armor

Does Armor Stack? In general, there are two notations for AC: The most common variety sets your AC to a fixed value, and looks something like this: AC = 11 + Dex Modifier (Padded armor) Your AC ...
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39 votes
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What exactly is "base AC"?

Your "base AC" is your AC before any modifiers. However, it is not a defined game term at this time as it has little or no use outside of the Mage armor spell. Such modifiers may include: ...
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  • 102k
39 votes
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Can you lower your AC on purpose?

Technically, you can't do this There are not rules that support being able to choose to be hit or to choose to miss with an attack. In fact, there are even features that only activate when you are hit ...
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  • 72.8k
38 votes
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Will adding helmets unbalance the game?

So first, at least one suit of armor available in the official materials has a helmet included: The plate armor. Plate. Plate consists of shaped, interlocking metal plates to cover the entire body. ...
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  • 504
37 votes

How do I explain to an AD&D player that items that increase Armor Class in D&D 5e are overpowered?

The closest weapon to this in 5e is Defender. But this is a Legendary weapon, so not suitable for a level 6 character. It is also worse than your player's sword, since it cannot give both a +2 to ...
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  • 2,822
37 votes

How do I explain to an AD&D player that items that increase Armor Class in D&D 5e are overpowered?

Start with “I made a mistake” It’s not his fault that you allowed him inappropriate items and now you need to be mean and take his stuff away. Especially since it seems clear that you didn’t actually ...
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  • 191k
36 votes

How much attack damage does the AC boost from a shield prevent on average?

10% is the naive answer The +2 bonus to AC is 10% of the d20 roll, but it is more complicated than that: If the enemy can only hit you on a natural 20, adding a shield does not do anything If ...
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  • 52.9k
35 votes
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Can I craft a 25 AC piece of armor?

Ultimately, you can craft anything with the DMs permission, and nothing without it. Most games assume the printed armors are available and others are not, but you can always ask your DM to homebrew a ...
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  • 323k
35 votes
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Does the Wisdom modifier apply on a lizard-monk's armor class?

The lizard-monk's armour class would be: 10 + Dexterity mod + Wisdom mod or 13 + Dexterity mod, not 13 + Dexterity mod + Wisdom mod. Page 14 of the PHB says: Some spells and class features ...
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35 votes
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Does Mage Armor have any advantages over magic Studded Leather +X?

From the description of the Mage Armor spell: You touch a willing creature who isn't wearing armor, and a protective magical force surrounds it until the spell ends. The target's base AC becomes 13 ...
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  • 17.9k
33 votes

Can my warlock benefit both from the Mage Armor spell and leather armor?

No, sorry. You can wear leather armor (AC=11+DEX); if you do you cannot cast mage armor on yourself per its description. Or you can cast mage armor on yourself (AC=13+DEX) and not wear the leather. ...
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  • 98.8k
33 votes

Can a target have two Armor Class (AC) values?

One AC value should be enough AC isn't about how hard it is to hit you. It is about how hard it is to damage you. See the PHB, page 14, "Armor Class": Your Armor Class (AC) represents how ...
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  • 61.8k
32 votes

How does Mage Armor interact with Unarmored Defense?

There are two ways to alter your armor class: Set your base AC Add a modifier to AC. You only get the best base AC available to you, and not many things add a modifier. Mage Armor sets your base AC ...
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  • 8,202
32 votes
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How does Mage Armor interact with Unarmored Defense?

They don't stack: the player chooses one. Both of them set your base AC. So mage armor would supersede Unarmored Defense if it offered an increase. You have this: Normal: AC = 10 + Dex Unarmored ...
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  • 102k
32 votes
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What is the lowest possible AC?

The lowest reasonably achievable Armor Class is -7 The Character The character, lets call him Colby, to accomplish this absurdly low AC is a character with rolled ability scores resulting in 3 ...
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