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Questions tagged [concentration]

For questions about concentration mechanics in various RPGs.

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6
votes
1answer
139 views

Can a familiar use a magic item to cast a concentration spell?

As there are items that do not require attunement and allow the casting of spells through them, such as the wind fan, is it possible to have the familiar maintain concentration on this spell? While ...
15
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2answers
2k views

Does quickening a spell change the kind of action it grants?

I have researched the matter and found only this question (which seemed relevant but does not answer the exact question we're having): Quickened spells and concentration Witch Bolt (PHB, p. 289) is a ...
6
votes
1answer
70 views

Do you have to make a concentration check to cast the spell from a wand when you are on a plane with the impeded magic trait?

Ok, so our party is currently on the plane of Axis which has the Impeded magic trait for spells with the chaos descriptor. A member of our group had picked up a wand of align weapon prior to our ...
2
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0answers
28 views

Can a caster end the spell Delayed Blast Fireball immediately after the turn they cast it? [duplicate]

The spell Delayed Blast Fireball states: A beam of yellow light flashes from your pointing finger, then condenses to linger at a chosen point within range as a glowing bead for the duration. When ...
7
votes
2answers
353 views

Does an Oath of Vengeance paladin require concentration when using a Channel Divinity option such as Vow of Enmity?

I'm playing Storm King's Thunder in Dungeons & Dragons 5th edition. I have a Paladin who has taken the Oath of Vengeance (PHB, p. 87-88). With that oath, I get my Channel Divinity options and ...
7
votes
1answer
192 views

Can you concentrate on a special ability while also concentrating on a spell?

There exist several abilities that have the text similar to, this effect lasts while you maintain concentration (as if you were concentrating on a spell). One such example is the Bard College of ...
11
votes
1answer
279 views

What happens if you end concentration on a spell with a long casting time without your concentration “breaking”?

Certain features rely on concentration "breaking" rather than simply ending. To show the difference, there is first the "Concentration" section of the rules which states: [...] If you lose ...
19
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1answer
440 views

Do you need to hold concentration on a spell when you cast it with a spell scroll?

I'm currently running Out of the Abyss, and my group is about to encounter a mage with a description that says If the characters become hostile, [the mage] orders them to depart, lest they ...
21
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2answers
3k views

Is there any reason to concentrate on the Thunderous Smite spell after using its effects?

There are some spells which you can concentrate on even after they will not provide any benefits, for example the thunderous smite spell states: The first time you hit with a melee weapon attack ...
6
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2answers
894 views

What happens when a caster loses concentration on a banished creature?

The scenario is as follows. The evil wizard summons forth a demon to fight in combat against the party with the summon greater demon spell, which failed two saves against the wizard. The party's ...
1
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0answers
41 views

Can you end concentration on a spell during someone else's turn? [duplicate]

Say for example, my group is fighting a group of archers. Bard casts Darkness. We determine that the archers can see through the darkness, as they are hitting each of their shots. Can the bard end ...
2
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1answer
80 views

What kind of action is it to stop concentrating on a spell?

What kind of action is it to stop concentrating on a spell? Our party's initiative order is like this: 20 - Bard 19 - Bad guy 18 - Bad guy 17 - Bad guy 16 - Bad guy 15 - Nobody 14 - Ally 13 - ...
5
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1answer
131 views

Is it possible to maintain concentration while inside of a Magic Jar container?

If a spellcaster using Magic Jar casts a spell which requires concentration and then returns to the container, can they maintain concentration while in the jar?
2
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0answers
49 views

Does the caster know when an Invisibility spell ends? [duplicate]

If a spell caster puts invisibility on someone else, and that person leaves the caster's immediate area, and somehow becomes visible--by attacking, presumably--does the caster know that the spell if ...
8
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2answers
389 views

What do I roll to maintain concentration while Wild Shaped?

I'm building a level 5 Moon Druid and chose the variant human race - so I decided to take 2 feats: War Caster and Resilient (Con). My goal here is to cast concentration spells and then Wild Shape into ...
1
vote
1answer
54 views

Bardic abilities requiring concentration with respect to the Melodic Casting feat

According to the feat Melodic Casting in Complete Mage on page 44 it states: ...In addition, you can cast spells and activate magic items by command word or spell completion while using a bardic ...
4
votes
1answer
92 views

What common combat actions does the Fascinate status effect block?

The Fascinate status effect says that it prevents a creature from using actions with the Concentrate trait. Casting a spell with a verbal component is included here, which seems to be the most common ...
5
votes
1answer
360 views

Can a character who casts Shapechange and turns into a spellcaster use innate spellcasting to cast spells with a long casting time?

Can a character who casts Shapechange and turns into a spellcaster use innate spellcasting to cast spells with a long casting time? A specific example is when a druid casts Shapechange to turn into a ...
3
votes
1answer
323 views

If a Shadow Magic sorcerer casts Darkness using the Eyes of the Dark feature, can they cast another spell that requires concentration?

Eyes of the Dark, a feature from the Shadow Magic (Sorcerer) class, allows the PC to cast darkness by expending a spell slot, or 2 sorcery points. If I cast the spell in that way (either expending a ...
15
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1answer
833 views

Can you continue the movement of a Bonus Action Dash granted by Expeditious Retreat if your Concentration is broken mid-move?

The spell Expeditious Retreat requires concentration, and reads: When you cast this spell, and then as a bonus action on each of your turns until the spell ends, you can take the Dash action. ...
10
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2answers
318 views

How does concentration work in other planes where the passage of time is different?

I recently came across the following issue in a homebrew campaign setting, and am unsure how it would work RAW: Our Warlock had used Minions of Chaos to summon a Fire Elemental via Conjure Elemental. ...
10
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1answer
324 views

How often does the spell Sleet Storm require concentration checks?

The 4th level spell Sleet Storm says If a creature is concentrating in the spell’s area, the creature must make a successful Constitution saving throw against your spell save DC or lose ...
13
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3answers
252 views

Does the yuan-ti action option Polymorph into Snake require concentration? What is its duration?

In Volo's Guide to Monsters, the Yuan-Ti "Unusual Abilities" section (p. 98) lists a number of action options that might be given to high-ranking yuan-ti, one of which is: Polymorph into Snake (...
5
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1answer
280 views

Does Yuan-Ti Magic Resistance provide advantage for concentration saving throws, where spell damage was the cause?

The Yuan-ti Pureblood's Magic Resistance racial trait (VGtM, p. 120) provides: advantage on saving throws against spells and other magical effects I'm clear on that. If I'm concentrating on a ...
13
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4answers
2k views

When casting a spell with a long casting time, what happens if you don't spend your action on a turn to continue casting?

Inspired by a comment in this question, which reads as follows: It says you must spend your action each turn, but it does not say that if you do not spend an action that the spell fails And the ...
44
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5answers
4k views

What happens if a caster is surprised while casting a spell with a long casting time?

Casting a spell with a long casting time requires the caster to use their action each turn casting the spell: you must spend your action each turn casting the spell However, what would happen if ...
18
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2answers
2k views

Do I have to roll to maintain concentration if a target other than me who is affected by my concentration spell takes damage?

We had a little puzzling situation during the last session of our group (I'm DMing here), and would like an approbation/rebuttal on the rule interpretation: The Arcane Trickster of the team cast ...
3
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0answers
122 views

How quick is the transition from one concentration spell to another? [duplicate]

While it's been established that concentration spells can't overlap (When exactly does a concentration spell end from casting another one?) this brings up the nitpicky question of 'how long is the gap ...
13
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2answers
921 views

Does a Wild Shaped druid with the War Caster feat have advantage on concentration checks?

While planning out the new Druid I'm rolling, I found many discussions on the internet saying that the War Caster feat is useful to take as it helps the druid maintain concentration while using Wild ...
20
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3answers
2k views

If a character has cast the Fly spell on themselves, can they “hand off” to the Levitate spell without interruption?

Suppose a character has cast fly on themselves, and wishes to switch to levitate to prevent themselves from taking fall damage if they lose concentration. What happens if they cast levitate while in ...
19
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1answer
2k views

If I readied a spell with the trigger “When I take damage”, do I have to make a constitution saving throw to avoid losing Concentration?

Suppose I was playing a wizard. I say to my DM, "I ready my Magic Missile. I cast it when I take damage, at the attacker." When the time comes, do I need to make a Constitution saving throw ...
6
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1answer
350 views

How would the UA Theurgy wizard's Channel Arcana: Divine Arcana feature work for a concentration spell?

The UA Theurgy Wizard can the apply their Divine Arcana Channel Arcana option to grant themselves a +2 to the attack roll or spell save throw DC of a spell. If they apply Divine Arcana to a ...
3
votes
1answer
250 views

Is dropping concentration on a spell considered “affecting a creature” for the purpose of the Blink spell?

While under the effects of Blink and on the Ethereal Plane, can you drop a concentration spell to affect a creature on the Material Plane? The description of Blink says, "You can only affect and be ...
3
votes
1answer
244 views

What happens to Concentration spells while Blinking? [duplicate]

I regularly see blink praised as a particularly good defensive third-level spell because, unlike many spells with persistent effects, it does not require concentration. It does, however, state that "...
17
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2answers
2k views

Can you lasso down a wizard who is using the Levitate spell?

My character is a Level 3 wizard who used the levitate spell on herself to avoid some ground enemies. Since she is able to use non-concentration spells during its duration, the DM began to think up ...
11
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1answer
385 views

Can you True Polymorph yourself into an object?

Can you True Polymorph yourself into an object? Or would doing so break your concentration on the spell?
16
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2answers
3k views

Can a caster that cast Polymorph on themselves stop concentrating at any point even if their Int is low?

I was playing a moon druid and cast the polymorph spell on myself, changing me into a T-Rex, which caused my Int to become 2 and my Wis 12. I realized my targets had immunity to non-magical damage ...
4
votes
1answer
115 views

How do Concentration checks interact with damage that is not lethal damage?

Odd question came up in a game today and that was how is a concentration check affected by damage that is not lethal damage. So these other sources are non-lethal damage, ability score damage, and ...
3
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1answer
2k views

Any way to have 2 concentration spells active? [duplicate]

Is there any spell, item, or skill that allows a caster to maintain 2 concentration spells active at same time?
24
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1answer
2k views

Can elves maintain concentration in a trance?

Following the question Must 5e elves take a long rest? and LegendaryDude's suggestion, I wanted to further elaborate on the benefits elvish trance has while adventuring. In the PHB 5e, there's a note ...
18
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2answers
2k views

How does Dispel Magic work against Stoneskin?

Take a spell like Stoneskin. One of my BBEGs (I'm a DM) cast Stoneskin on themselves to maximize their tanking capabilities. Our party wizard asked about Dispel Magic, and if it could be used to ...
21
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3answers
3k views

If Invisibility ends because the original caster casts a non-concentration spell, does Invisibility also end on other targets of the original casting?

A bit of a 'What-If' situation has cropped up in our group. Nothing that has caused any table drama, mainly something that has been noticed by some, and debated at the table off-line and casually, but ...
4
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1answer
328 views

What are you allowed to do while using the Warlock's Eldritch Master feature?

One of my Warlocks has taken an interesting turn... After casting a spell that required concentration, he used his Eldritch Master feature. Next turn, he cast Eldritch Blast. This series of turns ...
5
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2answers
1k views

What are the issues with an additional (limited) concentration slot instead of Bladesong?

My DM is frustrated with balancing encounters with my high AC as a Bladesinger and wants to make a modification for a more kiting/spell-heavy playstyle. The version of Bladesong my DM is looking to ...
10
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2answers
1k views

Does Planar Binding require you to keep concentrating on the summoning spell?

Planar binding states: With this spell, you attempt to bind a celestial, an elemental, a fey, or a fiend to your service. The creature must be within range for the entire casting of the spell. [......
4
votes
1answer
181 views

When do you detect the presence of evil when using Detect Evil?

Detect Evil Concentration Its my understanding that you only get the benefits (1st rnd detect presence, 2nd rnd # of auras, etc) of Detect Evil when you concentrate on the spell, not just cast it. ...
2
votes
1answer
279 views

Can I cast guidance immediately before a check and keep Hex active? [duplicate]

I am currently playing a Warlock and I am going to take the tome pact boon. I know you cannot be concentrating on two spells at once but if I am concentrating on Hex and I cast guidance immediately ...
38
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4answers
3k views

Does a concentrating caster damaged by Ice Knife require two concentration checks?

As the ice knife spell can do damage in two separate ways, with one defined to happen after the other, would a caster damaged by both need to make multiple concentration checks?
31
votes
4answers
8k views

When exactly can a caster stop concentrating on a spell?

From the Basic Rules section on Concentration: Some spells require you to maintain concentration in order to keep their magic active. If you lose concentration, such a spell ends. If a spell ...
8
votes
4answers
3k views

Is there no way for a lone caster to planar bind a demon/devil with the Xanathar's spells?

Is there no way for a lone caster to planar bind a demon/devil with the Xanathar's spells? I refer specifically to the spells infernal calling and summon greater demon. Unlike the conjure elemental ...