Questions tagged [monsters]

This tag covers questions relating to either monstrous antagonists specifically, or all enemies of the player characters generally; which usage is correct varies depending on the traditions of specific games. Use as appropriate for the game in question.

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112
votes
1answer
44k views

Why is the D&D gorgon a metal bull?

In mythology, the gorgons were Medusa and her sisters; snake-like beings who petrified those who saw them. In Dungeons & Dragons, gorgons are bulls with metal scales and the ability to breathe ...
40
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14answers
5k views

How can an aristocracy be perpetuated between creatures that can't interbreed?

The 25-year-old human prince of a 50-year-old small nation (total population maybe 100,000 spread out in a rather large valley among settlements no larger than 5,000 creatures each) is looking to ...
44
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3answers
60k views

When do Lair Actions occur?

The Monster Manual describes Lair Actions as occurring "On initiative count 20 (losing all ties)..." (p 11). What does "initiative count 20" mean? I can't find that phrase anywhere in the PHB or in ...
44
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10answers
22k views

How do I deal with players who make friends with goblins?

I want to run a campaign "from the book" for a group of new players (played RPGs before, but stuff much much lighter then D&D, and I've not DMed this edition before. I DMed D&D 4e once: over ...
40
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5answers
9k views

Can you reduce yourself, crawl into the Tarrasque's airway, and try to collapse its lung by enlarging inside of it?

A player tried to use the spell enlarge/reduce on his PC while in the mouth of the Tarrasque to shrink himself, then go deeper into its airway and to try to collapse its lung by enlarging himself ...
24
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3answers
6k views

Are the monsters in the MM actually following the monster creation rules?

The guidelines for making your own monsters are based around the Monster Statistics by Challenge Rating table on p274. Inspired by this question regarding Animated Armor (MM 19), which is CR1, let's ...
32
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3answers
5k views

Does Fog Cloud render a Beholder's eyestalks ineffective?

The fog cloud spell creates "heavily obscured" vision, which effectively acts like the blinded condition for characters in it, per the answer to this Q&A: Interaction between fog cloud ...
24
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4answers
78k views

Calculating and balancing challenge ratings

Are there standard rules for calculating CR of groups? For example, in my Pathfinder bestiary, a single Stirge is listed as CR 1/2, and a group of 2d4 (average 5) of them is listed as an average CR 4. ...
49
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5answers
8k views

What happens when a Mage Hand touches a mimic?

I anticipate this is going to come up in the next session I am running. Our wizard has been going around the dungeon using Mage Hand to open doors. One of the doors he has not yet dealt with is ...
14
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1answer
692 views

Are there guidelines for creating & customising MM3-style monsters?

I've heard that Monster Manual 3 came with an improved design philosophy for monsters (particularly solos), and there are questions about updating pre-MM3 monsters for MM3. I want to create and ...
9
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2answers
1k views

How to update a monster using the D&D4 Monster Builder?

I'm new to Monster Builder (part of Adventure Tools) and I'm hoping there is a good way to update pre MM3 monsters to the latest standards (in the errata). As an example, I'm trying to update the ...
23
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5answers
5k views

How can I make my BBEG immortal short of making them a Lich or Vampire?

I'm trying to create a BBEG that can't die naturally, or at least lives for thousands of years. The PCs need to be able to kill them in the end though. I know I can use a Lich or Vampire but is there ...
16
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3answers
4k views

What is the correct way to calculate the Knowledge DC to identify a creature?

Something that has always confused me about the Knowledge skill in D&D 3.5 is that identifying a monster with advancement is more difficult only because the HD increase. The DC of the knowledge ...
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1answer
1k views

How would Banishment on a gelatinous cube affect an engulfed creature? [duplicate]

If a creature is engulfed by a Gelatinous Cube and a character casts Banishment (or similar teleportation/planar magic) on the Cube, would the engulfed creature be affected even though the spell ...
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8answers
1k views

10-100 Troglodytes is too many!

I'm picking on troglodytes as an example. In MMI, the number of troglodytes appearing in their lair(cave system/dungeon) is 10-100. Troglodytes are a nice, not-too-tough, HD2 monster with some ...
11
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3answers
11k views

What is the most powerful permanent undead follower you can get?

What is the most powerful permanent undead follower you can get? Any class/race/spell/level combo is fine. Is it as simple as a necromancy wizard controlling a mummy lord, or is there something ...
9
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2answers
415 views

Is death from old age contingent upon creature type or the specific creature?

While I think it's great that the Monster Manual mentions which creature types breathe, eat, and sleep, it doesn't mention anything about a creature's type similarly affecting how a creature ages. By ...
8
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3answers
481 views

Can you store a casting of Counterspell in a Shield Guardian?

Would you be able to store a casting of counterspell inside of a Shield Guardian? Their Spell Storing trait states: A spellcaster who wears the shield guardian's amulet can cause the guardian to ...
38
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8answers
5k views

Is it wrong to use monsters other than how they appear in the Monster Manual?

A one-shot I joined last week was tasked with fighting a bunch of tribal orcs. At one point the orcs drew longbows (with what was at least a +6 to hit as the DM was asking if 25 AC hits). At this, ...
36
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3answers
10k views

Were Illithids inspired by Cthulhu?

Mind Flayers seem to look a whole lot like Cthulhu. Is there any relationship/inspiration between the two?
34
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2answers
7k views

Can a Legendary monster ignore a Divination wizard's Portent feature and choose to pass the save anyway?

In D&D 5e, if a School of Divination wizard uses the Portent feature on a legendary monster to assign it a failing saving throw, can the legendary monster use their legendary resistance to choose ...
29
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4answers
5k views

Are there rules for disassembling a slain creature, especially dragon?

I haven't played D&D for a while though recently I have started playing it with my kids. The group is made out of five. So far they have acted with wisdom and they have been lucky which allowed ...
24
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7answers
11k views

Is there a way to force a doppelganger to revert to its true form without killing it?

The scenario is this: The heroes have figured out there's a doppelganger, and they know who it is, but the only way they can prove it is to make it reveal itself as a doppelganger. The party can use ...
20
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4answers
2k views

What furniture does a beholder have in its personal quarters?

A beholder's lair is made up of several chambers and... The farthest chamber from the entrance is the beholder’s personal quarters, where the creature sleeps and studies any magic treasure it has ...
20
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6answers
1k views

How does a ghost's Horrifying Visage aging interact with immunity to the frightened condition?

Assume Bob the Brave is immune to the frightened condition. He is faced with a ghost, that attempts to use Horrifying Visage against him. Does his immunity prevent him from rolling the save, failing ...
19
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3answers
5k views

If you kill a Solar Angel can you use its Slaying Longbow?

Solars have the following weapon attack on their stat block: Slaying Longbow. Ranged Weapon Attack: +13 to hit, range 150/600 ft., one target. Hit: 15 (2d8 + 6) piercing damage plus 27 (6d8) ...
19
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3answers
8k views

Harmlessly Harvesting Poison from a Monster Companion

The person who is DMing our Tyranny of Dragons campaign (HotDQ->RoT) is considering allowing my evil character to track down a Wyvern nest and find an egg to obtain a tamed mount using a significant ...
18
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2answers
5k views

How should I implement False Appearance?

In the MM, several creatures have the ability False Appearance, which is described with the general structure (emphasis mine) While [the creature] remains motionless, it is indistinguishable from a ...
18
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1answer
2k views

Can a Goblin boss redirect attacks to non allied goblins?

Goblin bosses can use their reaction to redirect a successful attack against them to another goblin within melee range by swapping places with the other goblin. (Source: MM) RAW this ability does not ...
17
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1answer
3k views

How can you detect a Doppelganger?

First, within D&D 5e, what magic, items, or special abilities would allow player characters to detect a doppelgänger? Second, and perhaps not easily answerable, what types of clues or cue might ...
16
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1answer
2k views

Which is the common name of Mind Flayers?

Would the average person in the Forgotten Realms call Mind Flayers "Mind Flayers" or "Illithid?"
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2answers
4k views

What spells can be used to damage a Rakshasa before L7 slots are available?

I've been looking for the most effective ways to damage a Rakshasa as a spellcaster, before L7 slots become available. After reading the 3 questions below, Is a Rakshasa immune to Animate Objects? ...
13
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2answers
1k views

What happens when a ghost uses the “Possess” action on a victim of an intellect devourer?

The intellect devourer's Body Thief action states that the Intellect devourer "takes control of the target's body." We know that the victim's body is still alive and counts as a creature. The ghost's ...
13
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2answers
1k views

How does burrowing interact with surprise and attacks from hiding?

I'm running a campaign that the players are about to encounter several burrowing creatures. The creatures in question do have Tremorsense so they'll be able to tell where the players are and with ...
12
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2answers
3k views

How to convert a 4e boss to the 5e system?

I'm soon to be taking the step into my first time as a DM for a group I have played with for some time as a player. I have a few ideas for the adventure I'm going to run, but I find myself stumbling ...
12
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1answer
604 views

Does a monster that casts spells as a wizard need to prepare its spells from a spellbook?

Some driders (Monster Manual 89-90) can "cast spells as 6th-level… wizards," and a red ethergaunt (Monster Manual II 66-7) and other ethergaunts "can cast arcane spells as a… wizard." Must these ...
11
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2answers
5k views

What demons are under the dominion of Baphomet?

I am researching Baphomet and would like to include some of his demonic minions in a campaign. I have done some research and can only find information about more mundane threats such as Minotaurs, ...
11
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1answer
549 views

Why does Night Hag have greater skill proficiencies than what they should be?

The Night Hag has the following skill proficiencies: Deception: 7, Insight: 6, Perception: 6, Stealth: 6 Challenge 5 means +3 proficiency bonus, so if we add the appropriate modifier, we should get ...
11
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1answer
2k views

Where are a monster’s hit dice found in the stat block?

I want to bring back to consciousness an Evil Mage that my PCs have successfully rendered unconscious. My thought is that all could use a short rest and during this time the unconscious mage could ...
11
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2answers
1k views

Would scrying on a target with a gaze attack affect the caster?

For example, a wizard casts scrying to peer into the big bad's lair, where his pet umber hulk happens to be lounging. Would you rule that the caster must deal with the effects of the umber hulk's gaze ...
10
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1answer
4k views

How to make monsters with class levels?

Say I was trying to make a 3rd level Harpy bard. Do I remove its seven hit dice, feats, BAB and skills etc and start from scratch? Or do I add the class levels on top of all that? How does level ...
10
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3answers
4k views

Does the Goblin Boss's Redirect Attack provoke an opportunity attack?

The Goblin Boss's Redirect Attack (MM 166) uses a reaction to switch places with another goblin. Redirect Attack. When a creature the goblin can see targets it with an attack, the goblin chooses ...
10
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2answers
706 views

What range must a spell cast “on” a Shield Guardian have?

The "Spell Storing" ability of the Shield Guardian says: To do so, the wearer must cast the spell on the guardian. The spell has no effect but is stored within the guardian. This seems to ...
10
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1answer
1k views

Are there any rules on the creation of a shield guardian?

Are there any rules related to the creation of a shield guardian? I am aware of the creation method for the amulet. But I'm asking about creating the actual construct.
9
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1answer
260 views

What happens when you try to charm or otherwise control a creature that has been Intellect Devoured?

If a creature has been taken over by an Intellect Devourer, what happens when a Charm Person, Suggestion, or other similar spell is cast on it? Can it even be targeted with such spells?
8
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4answers
6k views

How many enemies will challenge my party of four 1st-level characters, but not result in certain death?

I was asked to DM for a one-shot with people wanting to try and learn the game. I have created a not-too-complicated world in which they can run around and interact with its inhabitants. The problem ...
7
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1answer
645 views

Are there any creatures that have more than one “creature type”?

I was wondering whether in the official published materials, or in Unearthed Arcana, there are any creatures that have multiple types (for instance, creatures that in their description it says they ...
7
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1answer
2k views

Do thrown weapons in monsters' stat blocks have ammunition?

While reading the Monster Manual, I came across Ammunition A monster carries enough ammunition to make its ranged attacks . You can assume that a monster has 2d4 pieces of ...
7
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4answers
25k views

Average AC of monsters per CR?

In D&D 4e, you could tell most monster's AC just from its level and role (Brute, Skirmisher, Soldier). This is not the case in 5e, but an estimation would be very useful when you try to compare ...
6
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1answer
2k views

What is the rarity of an Amulet of the Shield Guardian?

Adventurers League allows items to be traded if their rarity is equivalent. Shield Guardians have special amulets to control them as described here. A recent AL adventure (spoiler link) holds the ...

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