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Questions tagged [traps]

This tag is for questions relating to devices designed primarily to unpleasantly surprise and generally damage antagonists.

2
votes
2answers
198 views

Disbelieving illusions in a room full of traps

So, I would like to alter a room with Mirage Arcana. The plan is to have barbed wire and traps around the room but for the room to be seen as empty. If a player interacts with the wire or a trap they ...
8
votes
4answers
1k views

How do I correctly run this trap from Curse of Strahd [Minor Spoilers]

Here is the description for the trap: Medium-sized creatures occupy a 5 foot square; they cannot occupy the same space per PHB p.191/SRD p.92): You can move through a nonhostile creature’s space......
9
votes
3answers
1k views

Does a character need to be intentionally searching for a trap to be able to find it?

I've been trying to figure out whether a character needs to actively be looking for traps (i.e. spending a move action) in order to be able to find them or she simply gets a reactive check when she ...
4
votes
1answer
115 views

Do Trap Attack Rolls Apply Concealment?

If a mundane trap that makes an attack roll targets a creature who possesses concealment (normal or total), does the miss chance apply to the attack roll? I've ruled in the past that traps ignore ...
14
votes
1answer
852 views

Do traps deal weapon damage?

This is mostly for the sake of blade ward, and other effects, that state: You have resistance against bludgeoning, piercing, and slashing damage dealt by weapons. However, traps may include things ...
13
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4answers
3k views

Can everybody disarm traps?

In D&D 5th edition can any class disarm a trap, or can just the Rogue class do that?
4
votes
0answers
131 views

How can we further “gamify” pit traps? [closed]

In “old school” computer adventure games like LucasFilm Games’ Secret of Monkey Island and the Infocom series which included games like Zork, the adventures were peppered with objects that used in ...
10
votes
5answers
2k views

Searching for traps

I've never played D&D before, but my friends want to try it and I've been appointed DM. A lot I have figured out, but what I don't know how to deal with are situations similar to this: The party ...
4
votes
2answers
346 views

What happens when you try to install a hunting trap on the square of a creature?

If you move to a square adjacent to an enemy creature then attempt to install a hunting trap on the creature's square, what would happen ? 1) you can't do that, as the square is occupied and ...
1
vote
1answer
78 views

Trap that tests flight speed/skill

How can I design a series of traps that test a character's ability to fly quickly through their area? The group I am GMing for will soon be entering the (abandoned) headquarters of a former faction ...
11
votes
5answers
904 views

How to have players save against secret spells and traps

I've been thinking about a method to utilize secret threats without removing player agency. This is especially important for when a character would be forced to make a saving throw by a stealthed ...
9
votes
2answers
464 views

How overpowered would a custom Rune/Glyph of Silence be as a trap?

I was thinking of using a trap against magic users. The idea that I came up with was basically as follows: The victim walks into the trap area (a hallway with a width of Silence's area of effect (...
16
votes
4answers
4k views

What happens when a rogue tries to disarm a trap they couldn't investigate?

Let's say a rogue tries to investigate a trap, then fails. What would happen to them if they then tried to disable that trap? He doesn't understand it completely since he failed his investigation ...
1
vote
1answer
462 views

Hunting Trap used as an Improvised Melee Weapon

Recently I have been toying with a tavern brawler build for a 5e DDAL game, and was looking for a few creative ways to use the feat. Provided an action was taken to set the trap in advance, would it ...
16
votes
3answers
2k views

Do I award experience points for a trap that goes off?

In a recent session my players triggered a trap that they didn't notice; it went off and did damage to most of the party. I've done a rudimentary search through the Pathfinder SRD and couldn't find ...
18
votes
7answers
2k views

Curing trap phobia

My players have developed trap-phobia in my campaign. In a rather simple dungeon I've prepared for them (they are rather new in DnD), they constantly search for traps: ask for Perception roll when in ...
5
votes
2answers
341 views

Why is finding traps so easy at high levels?

After reading through traps a bit, I saw that finding most mundane traps requires just a Perception skill check (DC 20), which means that quite early on anyone skilled in Perception (and especially ...
12
votes
2answers
2k views

Does the Dungeon Delver feat still provide resistance to traps once they're revealed?

As far as traps go, the Dungeon Delver feat provides these benefits (PHB, p. 166, 2nd and 3rd bullets) : You have advantage on saving throws made to avoid or resist traps. You have resistance ...
4
votes
1answer
89 views

What are the CRs for diseases used in traps, and how are they calculated?

Are there guidelines for determining the CR of diseases when they're part of traps? I'm actually interested specifically in Tetanus, but the lack of a clear answer of which I'm aware leads to me to ...
11
votes
2answers
2k views

Is it always a crit when you're hit by a trap while unconscious?

Recently, my PC was brought to 0 hp by a trap—hit by three huge blades erupting from walls and ceiling—, leaving my PC unconscious in the centre of the area of effect. In a bid to rescue my PC, a ...
5
votes
1answer
126 views

Attacking a permanent image

If a player attacks a permanent image set in place as a trap to stall enemies I am assuming the image has an AC of 10+size mod as per the spell major image. If the player succeeds on their attack ...
2
votes
2answers
127 views

What are the stats and rules for a Falling Ceiling Trap?

Preparing a dungeon for my party I have read about the falling ceiling trap in different places. Even in official sources like the Dungeons of Golarion (page 42), they write about the decending ...
1
vote
1answer
176 views

How invulnerable can you make a gate door?

There exists a mighty stronghold on a bountiful greater demiplane. The only way in is through a permanent planar gate on the material plane, around which has been built a great and legendary door. ...
6
votes
2answers
310 views

Surviving Spiked Pit Traps [closed]

In terms of imagining the fiction in-game, how does a character survive being impaled by spikes in a spiked pit trap? Spiked Pit Traps are a classic dungeon trap in fantasy. Like most traps in D&...
15
votes
3answers
2k views

Does sovereign glue work underwater?

I stumbled across an incredibly vicious trap. (Seriously, whoever came up with this, they need help) In the bottom of a well contains water 20 feet deep. At the very bottom of the well, a sword ...
20
votes
2answers
3k views

What is the point of the Find Traps spell?

So you waste a 2nd level spell slot, and discover that there are traps within 120 feet of you (in the visible sector). Under what circumstances would that be of any use? I mean, for starters, you ...
10
votes
4answers
441 views

When is a trap with an automatic reset considered defeated?

Suppose that for whatever reason the trap in question is never disabled, perhaps because there is no rogue or perhaps because no one can find its moving parts due to unlucky Perception rolls. The trap ...
10
votes
3answers
2k views

Why is the Pillar of 1,000 Arrows a CR 2 trap?

Pathfinder Module: Crypt of the Everflame, pg. 15–16: Pillar of 1,000 Arrows Trap: One round after the west door is opened, the trap is sprung and the pillar begins to rotate, firing blunt arrows ...
9
votes
1answer
699 views

How do traps affect encounter design budgets?

When you're designing an encounter and you plan on traps being part of it, how do you calculate the CR of that? Does 5e take that into account some where? Or do I just ignore it and calculate the ...
1
vote
1answer
72 views

Who makes the throw for the duration of a dispel on item?

I read that a way to bypass a magical trap is by doing a dispel on it. If it succeds, it is affected like an item : If the object that you target is a magic item, you make a dispel check against ...
12
votes
3answers
633 views

How do I design traps or dungeon rooms for a party with remote manipulation abilities?

The party that I'm DMing for has access to a lot of remote manipulation abilities, such as mage hand, telekinesis, and familiars. Because they are smart characters and smart players, they have used ...
6
votes
1answer
181 views

How do you figure out a mechanical trap's craft cost?

I was curious about the cost of traps. The cost of a mechanical trap is 1,000 gp × the trap’s Challenge Rating. Is this the crafted cost, or the marketed price to hire someone to build the trap. Is ...
5
votes
1answer
297 views

Why does the standard acid arrow trap do damage for four rounds and not two?

The Pathfinder Acid Arrow trap is CR 3, which makes sense, and does "2d4 acid damage for 4 rounds" ... which doesn't make sense (to me at least). The Acid Arrow spell: deals 2d4 points of acid ...
3
votes
2answers
91 views

Activating and deactivating a lodestone trap

I'm a fairly new GM and in the process of working through a campaign I came across a lodestone trap that is activated when a pressure plate has more than 30 pounds placed on it, which sends out a ...
20
votes
6answers
14k views

How to make traps and puzzles more engaging?

Inspired by the recent UA about Traps I considered making trap/puzzle encounters more common, but I don't know how to solve an issue, which was mentioned in our gaming group. A player mentioned in ...
4
votes
1answer
2k views

Magical traps and thieves' tools

I'm wondering how one would disable magical traps. The spell Find Traps describes that it could find Alarm and Glyph of Warding, which to me makes them traps. But a Glyph of Warding can just be a ...
23
votes
4answers
3k views

Is it appropriate to remove a dexterity saving throw when in an inescapable position?

So, one of my player's simply refuses to use any common sense and acts with suicidal indifference to obvious traps. For example: In front of you stands a medium sized scale statue of a dragon. Deep ...
3
votes
1answer
186 views

Limits of Unseen Engineers

The Pathfinder spell Unseen Engineers has the following description: Unseen Engineers You conjure an invisible team of tiny engineers to construct a trap at alarming speed. Originating at ...
7
votes
1answer
329 views

What options exist for player-controlled traps?

I have a player looking to design a character whose previous profession of trapping heavily influences their adventuring style. What features, items, spells, or other player resources would allow them ...
13
votes
2answers
1k views

What is the meaning of “/×3” in traps' damage?

In the GM book in the Pathfinder Beginner Box there are traps definitions, and some of them (for example the arrow trap) have a damage expressed like 1d8+1/×3. What's the meaning of “/×3” part? My ...
3
votes
4answers
715 views

Is positive energy trap possible?

Positive energy plane has major positive-dominant trait. Its positive effects are granting fast healing 5 ability and 5 temporary HP per round for fully healed heroes. On the other hand, failed DC 15 ...
65
votes
17answers
21k views

How do I manage a player who is handling traps by metagaming?

I have a high-hitpoint character who barges down hallways without regard to traps because that's what His Guy would do. In reality, he's metagaming: doing this because he knows he has the HPs to soak ...
3
votes
4answers
355 views

Does a Shadow Conjuration Illusion have mass?

This is assuming the wizard in question has access to the spells Shadow conjuration or Greater Shadow Conjuration and uses it to duplicate the effects of major creation Let's say you're in trapped ...
2
votes
2answers
128 views

determining CR for trap involving repeated activation

can anyone please tell me how to determine the CR for a trap that has a duration of 10 rounds? it is a repeated steam jet trap that emits 2 steam jets every round and each steam jet deals 2 damage + ...
2
votes
1answer
504 views

What are the mechanics for special-trigger magic items?

I'm running a campaign in the Eberron campaign setting using the Pathfinder rule system. I'm confused about the mechanisms for crafting wondrous magic items that activate upon certain conditions ...
14
votes
1answer
2k views

Does Detect Magic allow players to find magical traps without a perception check?

Consider the following scenario: The party enters a room that appears to be a dead end, but in fact has a secret door with a magical trap on it. While standing in the room, a member of the party casts ...
1
vote
1answer
325 views

Can an Alchemist's Bomb be used as a trap component?

Ok, this will be a tricky question. This is an idea I got recently when creating a character specialized in explosives. I looked for ways to mimic a proximity mine with non-advanced technology. My ...
7
votes
4answers
308 views

How can I scale traps in a published adventure for a larger party?

I'm about to start DMing for a group of 7, mostly new to Pathfinder. I myself have not DMed Pathfinder before, and haven't played it recently. We'll be going through the Mummy's Mask adventure path, ...
1
vote
1answer
450 views

Can a Trap-the-Soul enspelled Gem be thrown at it's target?

The Paizo/Pathfinder Spell "Trap the Soul", has two possible triggers. Spell Completion: First, the spell can be completed by speaking its final word as a standard action as if you were casting a ...
2
votes
1answer
1k views

If the Cordon of arrows spell is cast and the target is within range when it's cast would it activate when they move?

For context: the target was invisible and near death. So we cast spike growth on the entrance with her in it and followed it up with a cordon of arrows. Basically target became visible and as it's ...