Incapacitation does not break concentration. It only prevents actions and reactions.

Does banishment interrupt concentration?

Being incapacitated or killed.

You lose concentration on a spell if you are incapacitated or if you die. Part of the description of the banishment spell says (PHB 217): If the target is native to the plane of existence you're on, you banish the target to a harmless demiplane. While there, the target is incapacitated.

Does banishment require concentration?

One final thing to note is that Banishment does require concentration, so if the PC in question casts another spell that requires concentration the baddie they just banished will pop back into existence.

Can you maintain concentration with blink?

Blink doesn't break the caster's concentration, since the spell doesn't require concentration.

What breaks a concentration spell?

The following factors can break concentration: Casting another spell that requires Concentration. You lose Concentration on a spell if you cast another spell that requires Concentration. You can't concentrate on two Spells at once.

Difficulty Concentrating

Does petrification break concentration?

Edit- other conditions such as paralyzed, petrified, stunned, and unconscious also include incapacitated in their effects, so they would also break concentration.

Does sleep break concentration?

That depends on whether sleeping gives you the Unconscious condition. If it does, then you're incpacitated, and your concentration will be broken. If it doesn't, then a long rest doesn't fulfill any of the conditions for breaking concentration, so you will be able to concentrate through your long rest.

Does concentration have a range?

Once a spell is cast, its effects aren't limited by range unless the spell says otherwise. The concentration rules don't say a concentration spell ends if its target leaves the spell's range. As far as I know, you don't even need to be on the same plane of existence to maintain concentration on a spell.

Does concentration work across planes?

Concentration is maintained as long as you do not lose consciousness, fail a concentration check, or the spell ends or is dispelled. And additionally, nothing says that a spell (concentration or not) loses effect on moving between planes or even just fey stepping around the corner, unless the spell says otherwise.

Can you target yourself with banishment?

Targeting Yourself

If you are in the area of effect of a spell you cast, you can target yourself. It appears that, as long as you can see yourself, you're a legal target for banishment since it does not specify that it has to be a creature other than you.

How do you counter banishment?

Hold person/hold monster, power word stun, tasha's hideous laughter, heck LEVITATE can do this against a melee enemy, etc. Banishment is better in that the target only gets one save, but worse in that the target can't be damaged for the duration.

Can you choose to fail a save?

No. There is no specific way to pass on or intentionally fail a saving throw given. You don't normally decide to make a saving throw; you are forced to make one because your character or monster is at risk of harm.

Does banishment permanently banish?

No: Creatures are only banished for the 1 minute duration

If the target is native to a different plane of existence: If the spell ends early: They return at the end of the spell. If the spell lasts for the full minute: They are banished permanently.

Can you counterspell banishment?

Banishment is taking use of one free hand for that spell meaning you would need a second free hand to cast Counterspell. This can be ignored if you're using the Subtle Spell metamagic option.

Can you use banishment on an item?

Player: "The banishment spell only works on creatures!" DM: "shrugs Yeah, if your character has that knowledge, he's pretty confused about that and maybe you should try to figure out how that happened." In short, give the NPC a one-time use mcguffin that allows banishment on objects.

Is teleportation possible?

While human teleportation currently exists only in science fiction, teleportation is possible now in the subatomic world of quantum mechanics -- albeit not in the way typically depicted on TV. In the quantum world, teleportation involves the transportation of information, rather than the transportation of matter.

Can you SCRY an object 5e?

You can see and hear a particular creature you choose that is on the same plane of existence as you. The target must make a Wisdom saving throw, which is modified by how well you know the target and the sort of physical connection you have to it.

Is there teleportation in DND?

This spell instantly transports you and up to eight willing creatures of your choice that you can see within range, or a single object that you can see within range, to a destination you select. Familiarity: "Permanent Circle" means a permanent Teleportation Circle whose sigil sequence you know. ...

Does concentration need line of sight?

No. You don't need to be within line of sight or within range to maintain concentration on a spell, unless a spell's description or other game feature says otherwise.

Does hold person end concentration?

Paralysation also causes incapacitation; a hold person spell or a ghoul can swiftly end your ability to concentrate on spells. Incapacitation can have particularly humorous effects (at least for the DM) when it happens.

Does heat metal need line of sight?

The Spell "heat metal" does not mention anything about it requiring to have sight or be in a specific range of the target object after being cast, thus it will stay active until the duration is over or the concentration is broken.

Are elves immune to sleep?

An elf is not immune to the Dragon's Sleep Gas

Nonmagical sleep gas/poison/etc. can knock an elf unconscious, unless its description says otherwise. He also clarified in another tweet that a Dragon's breath is not magical.

Can you concentrate while resting?

while you can concentrate during a short rest, and you can move hex on a subsequent turn, not just the next subsequent turn. it does still require an initial target and that initial target needs to be at zero hit points to move it.

Can you maintain concentration while resting?

No, you can't maintain concentration

[A] short rest is a period of downtime, at least 1 hour long, during which a character does nothing more strenuous than eating, drinking, reading, and tending to wounds.