Armour Class: Difference between revisions

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The default formula that determines AC is:
The default formula that determines AC is:
: {{InfoBlob|10 + [[Dexterity|Dexterity modifier]] + armour bonus + shield bonus + other bonuses and penalties}}
: {{InfoBlob|10 + [[Dexterity|Dexterity modifier]] + armour bonus + shield bonus + other bonuses and penalties}}
The Dexterity modifier bonus may be limited or ignored if the character wears medium or heavy armour (see [[Armour Class#Armour and shields|below]]).
The AC bonus from Dexterity modifier may be capped when wearing [[Armour#Medium armour|medium]] or [[Armour#Heavy armour|heavy]] armour.
 
Medium armour caps the Dexterity Modifier to +2,{{note|The [[Medium Armour Master]] feat increases the cap from +2 to +3.}}{{note|A few rare armours have an "Exotic Material" trait that allow the wearer to get the full Dexterity bonus to AC. These include [[Yuan-Ti Scale Mail]], [[Unwanted Masterwork Scalemail]], [[Sharpened Snare Cuirass]], and [[Armour of Agility]].}} whrereas heavy armour ignores the modifier entirely.
 
Shields will grant the listed AC bonus to whomever equips it, regardless of which weapon slot they are currently using.


Unarmoured creatures may use a different formula if they have certain features. Creatures always use whichever formula – that they have access to – would result in a higher AC.
Unarmoured creatures may use a different formula if they have certain features. Creatures always use whichever formula – that they have access to – would result in a higher AC.
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{{SAI|Unarmoured Defence (Monk)}}:
{{SAI|Unarmoured Defence (Monk)}}:
: {{InfoBlob|10 + Wisdom modifier† + shield bonus + other bonuses and penalties}}
: {{InfoBlob|10 + Wisdom modifier† + shield bonus + other bonuses and penalties}}
=== Armour and shields ===
The AC bonus from Dexterity modifier may be capped when wearing [[Armour#Medium armour|medium]] or [[Armour#Heavy armour|heavy]] armour.
Medium armour typically caps the Dexterity Modifier to +2.{{note|The [[Medium Armour Master]] feat increases the cap from +2 to +3.}}{{note|A few rare armours have an "Exotic Material" trait that allow the wearer to get the full Dexterity bonus to AC. These include [[Yuan-Ti Scale Mail]], [[Unwanted Masterwork Scalemail]], [[Sharpened Snare Cuirass]], and [[Armour of Agility]].}} Heavy armour ignores any bonus (or penalty) from the wearer's Dexterity.
Shields will grant the listed AC bonus to whomever equips it.


== Math ==
== Math ==