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Each spell belongs to a school which defines its general purpose, and all spells have a range at which they can be cast, and a specified target or [[Area|area of effect]]. A spell may have an instantaneous effect when cast (for example a magical attack), or a spell may have an effect which persists for a specified ''duration'' (measured in ''turns''). | Each spell belongs to a school which defines its general purpose, and all spells have a range at which they can be cast, and a specified target or [[Area|area of effect]]. A spell may have an instantaneous effect when cast (for example a magical attack), or a spell may have an effect which persists for a specified ''duration'' (measured in ''turns''). | ||
Most spells can be interrupted by {{SAI|Counterspell}} before they are cast, and most spells cannot be cast by {{Cond|Silenced}} creatures. | Most spells can be interrupted by {{SAI|Counterspell|h=20px}} before they are cast, and most spells cannot be cast by {{Cond|Silenced|w=20px}} creatures. | ||
=== Schools of magic === | === Schools of magic === | ||
{{ | {{confused with|Wizard|custom=the Wizard School feature.}} | ||
Every spell belongs to one of eight | Every spell belongs to one of eight schools of magi': [[abjuration]], [[conjuration]], [[divination]], [[enchantment (school)|enchantment]], [[evocation]], [[illusion]], [[necromancy]] or [[transmutation]]. Some class features only benefit spells of a specific school. | ||
Some | |||
=== Casting time === | === Casting time === | ||
All spells have a casting time that determines whether it requires the caster to take an [[File:Action Icon.png|frameless|20px]] action, [[File:Bonus Action Icon.png|frameless|20px]] bonus action or a [[File:Reaction Icon.png|frameless|20px]] reaction. Most spells require the caster to take an action. | |||
=== Spell saves === | === Spell saves === | ||
Harmful spells which | Harmful spells which {{em|don't}} require an attack roll, such spells that target an area or a specific point in space – or that affect a target directly – often allow targeted creatures to attempt a [[saving throw|save]] against the spell, potentially ignoring or reducing the spell's effect. | ||
The [[Difficulty Class]] (DC) of these saves – called the ''spell save DC'' – is generally based on the caster's spellcasting DC: | |||
<div style="text-align: center; font-weight:bold;"> {{InfoBlob|8 + proficiency bonus + spellcasting ability modifier}}</div> | |||
; Examples of spells that require saves: | |||
* {{SAI|Grease|h=20px}} | |||
* {{SAI|Fireball|h=20px}} | |||
* {{SAI|Hold Person|h=20px}} | |||
=== Spell attack rolls === | === Spell attack rolls === | ||
Some harmful spells require the caster to make an [[ | Some harmful spells – typically those cast in the form of rays or as projectiles – require the caster to make an [[Attacks|attack roll]] against the target's [[Armour Class|AC]] in order to determine if their spell attack is a hit or a miss. | ||
The caster adds their spellcasting ability modifier, as well as their proficiency bonus, to the results of the attack roll: | The caster adds their spellcasting ability modifier, as well as their proficiency bonus, to the results of the attack roll: | ||
<div style="text-align: center; font-weight:bold;">{{InfoBlob|{{D20}} + proficiency bonus + spellcasting ability modifier}}</div> | <div style="text-align: center; font-weight:bold;">{{InfoBlob|{{D20}} + proficiency bonus + spellcasting ability modifier}}</div> | ||
; Examples of spells that require spell attacks: | |||
* {{SAI|Ray of Enfeeblement|h=20px}} | |||
* {{SAI|Fire Bolt|h=20px}} | |||
* {{SAI|Eldritch Blast|h=20px}} | |||
=== Concentration === | === Concentration === | ||
{{hatnote|Main article: [[Concentration]]}} | {{hatnote|Main article: [[Concentration]]}} | ||
[[File: | Most spells with a duration require [[File:Concentration_Icons.png|20px]] Concentration to maintain them. A caster may only maintain the effect of one concentration spell at a time. If concentration on a spell is broken, the spell's effects are ended immediately. | ||
==== Ending concentration ==== | ==== Ending concentration ==== | ||
[[File:Concentration_Example.webp|thumb|upright|right|Concentration icon in the hotbar. Clicking "X" will end concentration.]] | |||
Although concentration normally lasts for a spell's full duration, or until another concentration spell is cast, there are multiple ways for concentration to break: | Although concentration normally lasts for a spell's full duration, or until another concentration spell is cast, there are multiple ways for concentration to break: | ||
; Manually : Concentration can be ended by the player at any time via the “X” on the current concentration spell's icon, displayed next to the caster's main portrait. | ; Manually : Concentration can be ended by the player at any time via the “X” on the current concentration spell's icon, displayed next to the caster's main portrait. | ||
; Taking damage : Any time a creature concentrating on a spell takes damage, they make a Constitution save against a DC equal to half the damage taken, or 10, whichever is higher.{{note|Constitution saves are sometimes erroneously referred to as a ''Constitution checks''.}} If the save fails, concentration ends. | ; Taking damage : Any time a creature concentrating on a spell takes damage, they make a Constitution save against a DC equal to half the damage taken, or 10, whichever is higher.{{note|Constitution saves are sometimes erroneously referred to as a ''Constitution checks''.}} If the save fails, concentration ends. | ||
; Conditions : Some conditions – such as {{Cond|Downed}} or {{Cond|Sleeping}} – also end concentration, without allowing a save. | ; Conditions : Some conditions – such as {{Cond|Downed|w=20px}} or {{Cond|Sleeping|w=20px}} – also end concentration, without allowing a save. | ||
; Long rests : Taking a [[Resting|long rest]] ends concentration. | ; Long rests : Taking a [[Resting|long rest]] ends concentration. | ||