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44 votes
Accepted

Can I have an interplanar portal return someone to the wrong time or place?

You are allowed to do that as the DM The DM has the power to override rules. Even if a spell description does not state your scenario as a possibility, it is completely ok to insert a plot device ...
Szega's user avatar
  • 61.8k
42 votes

What would happen if I put an Immovable Rod (or in general an object) into a closing portal?

Taking a look at the description from 5e spells that open portals to other planes such as the 9th level conjuration spell Gate: The portal has a front and a back on each plane where it appears. ...
Tenryu's user avatar
  • 3,308
42 votes
Accepted

What happens to matryoshka Mordenkainen's Magnificent Mansions?

The Mansion no longer exists The first line of the spell reads: You conjure an extradimensional dwelling in range that lasts for the duration. (emphasis added) This sentence implies that the mansion ...
BBeast's user avatar
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25 votes
Accepted

Can Gated Fiends/Celestials Die Permanently?

No To open, lets look at a sample of the rules that say you cannot permanently kill such a creature outside of their home plane... The only way to truly destroy a demon is to seek it in the Abyss and ...
guildsbounty's user avatar
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20 votes
Accepted

What's the orientation of the hole in the Rope Trick spell?

It isn't defined As you've noted, the spell description doesn't specify orientation. Windows are just openings and while most of think of a window on a wall, a window in a floor or ceiling is still a ...
NotArch's user avatar
  • 126k
19 votes
Accepted

Can a Paladin's Divine Sense ability detect good and evil through a portal?

First of all, Divine Sense does not mechanically detect "good or evil" creatures. It specifically allows you to locate any celestial, fiend, or undead within 60 feet of you. The first line of the ...
V2Blast's user avatar
  • 50k
18 votes
Accepted

How many creatures can step through a Teleportation Circle before it closes?

They could all make it if they hurry. Let's assume Medium creatures with a speed of 30, such as humans or elves. The circle lasts one round, so anyone within 60 feet of it (assuming they can Dash) ...
Mark Wells's user avatar
  • 22.2k
16 votes

Can the Gate spell draw a creature larger that 20 feet in every dimension through the portal it creates?

The rules are ambiguous Here are two possible interpretations. Since there are two, you'll have to ask your GM whether this will work: The creature is drawn through regardless of size Spells do what ...
David Coffron's user avatar
16 votes

What options are available to a Portable Hole owner?

RAW rules indicate the negative for all of those possibilities The Portable Hole can be opened by two people, holding it open like a sheet. No, it can not. The portable hole(DMG, 185) states with my ...
NotArch's user avatar
  • 126k
15 votes
Accepted

Does the Horizon Walker ranger's Portal Lore feature detect portals that are currently inactive?

Yes, this ability should work on closed portals. For reference, the Horizon Walker's ability as found in Xanathar's Guide to Everything is called Detect Portal. Its description states: At 3rd level, ...
Andrew Bergdahl's user avatar
15 votes
Accepted

How can one create a permanent walk-through-portal to another location?

There is a wondrous legendary magic item (described in the DMG) called the Well of Many Worlds which would probably fit your purposes. The text of this item is: This fine black cloth, soft as silk, ...
illustro's user avatar
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14 votes
Accepted

Where do you go when a Portal closes from the other side?

Ask yourself, "If you walk through a door then some one closes it behind you, which side of the door are you on?"
Michael Gorman's user avatar
14 votes

Is a teleportation circle’s shimmering portal always open?

A permanent Teleportation Circle is not always open The purpose of a permanent teleportation circle is to function as an anchor and exit for the circle created during the typical casting of ...
Blits's user avatar
  • 1,899
13 votes

Can I have an interplanar portal return someone to the wrong time or place?

Yes you can I'm going to change the frame of the question: What Id like to do is create a scenario where PC enter some sort of portal for inter planer travel but when they return, they arent in the ...
enkryptor's user avatar
  • 69.8k
13 votes
Accepted

Traveling through the Astral Plane

You enter the new plane whole From the spell description: Your astral form can freely travel through the Astral Plane and can pass through portals there leading to any other plane. If you enter a new ...
Szega's user avatar
  • 61.8k
12 votes

Can I have an interplanar portal return someone to the wrong time or place?

The accepted answer is correct (the DM can do anything he wants), but I'd like to add some supplementary lore. The Astral Shard is a magical stone appearing in The Tower of Deception, a short D&D ...
Quadratic Wizard's user avatar
11 votes
Accepted

What is the distance to points in another dimension, if there is a portal or gate to it?

It's complicated Mordenkainen, in his second treatise on inter-dimensional dimensions, postulated that.... No, wait, that's not right, because.... The rules don't say The rules don't define inter-...
Jack's user avatar
  • 35k
10 votes

Can creatures inside the Rope Trick hear the sounds from outside?

Probably yes, in the end up to the DM The full quote for what is crossing the entrance is: Spells cannot be cast across the extradimensional interface, nor can area effects cross it. Those in the ...
Nobody the Hobgoblin's user avatar
9 votes

What would happen if I put an Immovable Rod (or in general an object) into a closing portal?

Up to the DM So if you're the DM, it's up to you. Since such an interaction is not specified in the description of the Immovable Rod in the DMG, there is no official guidance on this, so the DM will ...
NathanS's user avatar
  • 79.1k
9 votes

Is there a spell that is a combination of "Gate" and "Transport"?

Teleportation Circle (Sor/Wiz 9) from the PHB does what you need, lasts 10 min/level and can be made permanent. The transport is one-way. Edit: It has 10 ft. Diameter. So assuming 30ft movement ...
Phil Yardman's user avatar
9 votes

Can a Paladin's Divine Sense ability detect good and evil through a portal?

I reach a different conclusion than the currently accepted answer. I interpret any form of doorway or magical portal to shorten distances (it's their purpose, after all) so that any celestial, fiend, ...
Drake's user avatar
  • 1,504
9 votes

Can you pick up and move a gate?

No. The rules state: The gate itself is a circular hoop or disk from 5 to 20 feet in diameter (caster’s choice), oriented in the direction you desire when it comes into existence (typically vertical ...
Thomas Jacobs's user avatar
9 votes

Are you considered out of range of spells and weapons when inside the hole of a Portable Hole?

No, unless the hole is closed. The description of the portable hole says: A breathing creature within a closed portable hole can survive for up to 10 minutes, after which time it begins to suffocate. ...
Jack's user avatar
  • 35k
9 votes
Accepted

Is a teleportation circle’s shimmering portal always open?

The portal is not always open A teleportation circle and the shimmering portal sometimes associated with them are not the same thing at all, although they are related. A permanent teleportation circle ...
Jack's user avatar
  • 35k
9 votes
Accepted

Is this "Arcane Wormhole" spell based on Portal, balanced?

Probably no, but you can't say without actual playtesting A standard way of estimating homebrew content without playtesting is to compare it with similar (official ones, hence, already playtested) ...
enkryptor's user avatar
  • 69.8k
9 votes
Accepted

What are known portals to the Hells in the Forgotten Realms?

Fields of the Dead According to Elminster's Candlekeep Companion (p46-48): the best way to enter Avernus is via the original gate the Hellriders used and that the hellgate is on the Fields of the ...
8 votes

Does matter spontaneously move through a gate?

The effect of a gate probably shouldn't let through freestanding material When the description of the 9th-level spell gate [conj] (PH 234) says that "anyone or anything that moves through is ...
Hey I Can Chan's user avatar
8 votes

Can a portal to the Quasi-Elemental Plane of Radiance be used to do damage?

While a feature of earlier editions, the quasi-elemental planes go unmentioned in Dungeons and Dragons 3.5. However, the Dragon #321 article "The Limitless Light" (64-8) describes the Plane of ...
Hey I Can Chan's user avatar
8 votes
Accepted

Can you pick up and move a gate?

The gate spell's effect can't be moved after its creation The gate spell's effect is a "a circular hoop or disk from 5 to 20 feet in diameter (caster’s choice)" that is "an interdimensional ...
Hey I Can Chan's user avatar
8 votes

How can one create a permanent walk-through-portal to another location?

tl;dr– You can create permanent walk-through-portals in both D&D 3.5e and Pathfinder. You can create a walk-through-portal in D&D 5e, but there doesn't seem to be a way to make it permanent. ...
Nat's user avatar
  • 459

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