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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9
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2answers
241 views

How is the damage required to regurgitate a creature calculated?

As an addition to my previous question "How is CON save DC determined for the Behir?" there is another figure that I'm curious as to how it is determined. If the behir takes 30 damage or ...
4
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1answer
275 views

How is CON save DC determined for the Behir?

I am homebrewing a monster that has incorporates the Swallow mechanic used by the Behir (MM, pg. 25). My monster is not at the same CR and I need to adjust its statistics accordingly, but there is one ...
7
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1answer
629 views

Do Monsters gain Maximum HP when they gain Hit Dice?

Player Characters gain hit points each time that they level up in addition to a corresponding increase in maximum health points. What about monsters though? If a monster gains hit-dice, does it also ...
5
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1answer
170 views

How does a monster's AC from AD&D/2e relate to AC in D&D 5th Edition?

I want to adapt several creatures from AD&D/2e so I can use them in 5e. Is there an easy way to translate Armour Class from AD&D/2e to AC in 5e? I'm looking for a formula if possible. ...
2
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1answer
363 views

How does a monster's THAC0 in AD&D/2e relate to +Hit bonus in D&D 5th Edition?

I want to adapt several creatures from AD&D/2e so I can use them in 5e. Is there an easy way to translate THAC0 (to hit AC 0) to the +Hit bonus in 5e? I'm looking for a formula or a chart if ...
6
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1answer
143 views

Can a shapechanging creature multiattack when some attacks are not available?

When the Monster Manual's "Multiattack" action of a creature with a shape-changing ability lists attacks that are restricted to one or more forms, can the creature take the "Multiattack&...
14
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1answer
219 views

Does a Nabassu benefit from devouring multiple souls or just from the strongest creature it devours?

If a Nabassu (Mordenkainen's Tome of Foes) were to use its Devour Soul feature: A nabassu can eat the soul of a creature it has killed within the last hour, provided that creature is neither a ...
9
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1answer
406 views

How old do Ki-rins get?

I'm wondering whether a Ki-rin ages and whether it could reproduce in D&D 5e. The description says it's a celestial so I would imagine that the answer would be that it doesn't. However, we've ...
5
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2answers
269 views

Are there any monsters or items that can trap a person in a time loop?

I'm working on a D&D campaign where a town is stuck in a time loop. my players can do whatever and the day doesn't repeat exactly; every day is a different day, the sun revolves around the planet ...
9
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1answer
930 views

Is a yochlol affected by sunlight when in drow form?

According to the yochlol description (MM p. 65), it's a shapechanger that can transform into the form of a female drow. According to all the Elves: Drow statblocks (MM p. 128-129), drow are all ...
6
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1answer
148 views

Does the grapple escape DC of a vampire change when it has disadvantage on Strength ability checks?

When a vampire hits a creature with its Unarmed Strike attack and chooses to grapple it instead of dealing damage, the creature has an escape DC of 18. However, if I cast Hex on the vampire and ...
9
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3answers
923 views

If a NPC is successful in a saving throw against a type it’s vulnerable against, does it just take what I rolled for damage or would it be halved?

During a D&D campaign, we were fighting a Mummy Lord. It’s vulnerable to fire, so I used Fireball against it. It succeeded on the saving throw to halve the damage. Would it just take whatever ...
9
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1answer
388 views

Can a Flameskull's spells be Counterspelled?

Counterspell requires the following: [a reaction], which you take when you see a creature within 60 feet of you casting a spell The Flameskull's spellcasting block reads the following: [The ...
9
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1answer
472 views

What happens if a creature uses Swallow to non-lethally attack a creature (make them unconscious)?

What happens if a creature uses Swallow to non-lethally attack a creature (make them unconscious). Would they just stay unconscious in its belly?
1
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1answer
64 views

Can non-lycanthropes with specific alternate forms appear as hybrids?

Say a succubus from Savage Species chooses to look like a country's queen as her alternate form. But she also wants to use her demonic claws and wings. Can she just take the queen's appearance as her ...
6
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2answers
354 views

Can I make my PC a Lich's Phylactery?

I came up with the idea on a car ride am genuinely curious. I know it states that it needs to be a box with magical scrolls (but in certain editions it can be an item as well like a coin or an amulet) ...
0
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3answers
229 views

What is the spell attack modifier for a 9th-level Spellcaster? [closed]

From the PHB Spell attack modifier = your proficiency bonus + your intelligence modifier So shouldn't this Mage https://roll20.net/compendium/dnd5e/Mage#content have +7 Spell attack (rather than +6 ...
8
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2answers
997 views

Are these homebrew metallic/chromatic pseudodragons the same CR as RAW pseudodragons?

Pseudodragons are Tiny CR 1/4 dragons, but they're not quite dragon-like enough for my purposes. I want to homebrew some alternative stat blocks to the pseudodragon so that they more so resemble the ...
20
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2answers
2k views

Do trolls appear to be dead after reaching 0 HP from non-fire/acid damage?

In D&D 5e, A troll's regenerate ability is as follows (MM 291): Regeneration. The troll regains 10 hit points at the start of its turn. If the troll takes acid or fire damage, this trait ...
5
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3answers
902 views

What is the mathematical formula for proficiency bonus vs level/CR?

I'm programming a database for our homebrew setting and I would really like to be able to mathematically calculate proficiency bonus from a monster's CR, but try as I might, I can't find a formula ...
13
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2answers
3k views

Can a creature with only a swim speed even move while on land?

There are creatures, such as the hunter shark, which has a 40-foot swim speed and a 0-foot "normal/walking" speed; it's longest range attack is 5 feet. Does this mean you could (by some means) drag ...
4
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3answers
288 views

Can the Bandit Captain make a Multiattack after they're out of daggers?

The Bandit Captain has the following Multiattack text: Multiattack. The captain makes three melee attacks: two with its scimitar and one with its dagger. Or the captain makes two ranged attacks ...
10
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3answers
2k views

Could a Nightwalker kill Juiblex?

The Nightwalker has the “Life Eater” trait, which says (MToF, p. 216; emphasis mine): A creature reduced to 0 hit points from damage dealt by the nightwalker dies and can't be revived by any means ...
2
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3answers
355 views

What's the largest creature a swarm of stirges could kill in one round?

I have been working on the challenge of designing encounters that must be passed with other talents besides combat. One of those potential encounters is an area like a cave filled with hundreds of ...
2
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0answers
34 views

Can you defeat a Gargantuan monster from the inside? [duplicate]

This was something me and my friends were wondering about for a while, and we're not sure if it would work or not. Disclaimer; all of us are novices and only just started playing about half-a-year ago....
19
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3answers
2k views

Does Mind Blast work through barriers (e.g. walls)?

I'm specifically looking at the Elder Brain's Mind Blast. Based on the line of effect rules for spells, I would say no... But it's not a spell really. Based on logic, I would say yes, because psychic ...
4
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2answers
106 views

Does the Jaculi need to spring at least 10 feet to do the extra 2d6 damage?

The Jaculi has a special action, spring: Spring. The jaculi springs up to 30 feet in a straight line and makes a bite attack against a target within its reach. This attack has advantage if the ...
2
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1answer
223 views

Does regenerate or any other spell halt the dying process of a flail snail who has lost all it's tentacles?

Scenario The party happens across a Flail snail being mobbed by some bugbears (Random encounter). They killed the bugbears and the Flail snail started wailing (All of its tentacles were severed and ...
2
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2answers
141 views

How does the Gibbering Mouther's random-attack effect work against characters with multiple attacks?

I have a party of 13th level characters, one of which happens to be a fighter who loves to swing her dual hammers at anything within reach. Recently I've been experimenting with some custom monsters ...
10
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3answers
1k views

Rules about invisibility, bag of holding, an imp and an undead's head scenario

Okay....to make an extremely long story short. A PC put an imp inside his bag of holding. Running out of oxygen I made the imp transform into a spider to survive a much longer time than 10 minutes. (...
9
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1answer
708 views

Does a Deva's Change Shape Effectively Heal It? [duplicate]

If a CR10 Deva uses Change Shape at half health to assume the form of a Stone Golem, do they become a full health Stone Golem? Is there anything preventing this same Deva from changing back into it's ...
2
votes
1answer
109 views

How to capture a Genie?

I seem to remember there being a way that a character could capture Outsiders and seal these creatures away in small items, in order to create the stereotypical "Genie captured in an object" trope. ...
4
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2answers
766 views

What happens when an outsider changes alignment?

In the SRD's bestiary, most outsiders have an alignment listed. In D&D 5e celestials and devils are locked into their alignment - if they change they become something else. That made me curious ...
7
votes
2answers
502 views

Spirit guardians and iron golems

I have a room with two iron golems. They look like statues of a rider on horseback. They count as a single golem. The party just finished a fight in last room. The cleric keeps spirit guardians ...
12
votes
1answer
235 views

Does a monster's Proficiency Bonus increase when its CR increases due to it being in a lair or coven?

Some monsters have a note saying that their CR is increased when in its Lair or Coven. Since the Proficiency bonus is directly tied to the CR/XP-rating, does this mean that it increase when in a Lair ...
3
votes
1answer
145 views

Are there any other Gnoll/Hyena related statblocks?

I am planning on building a high-level “Yeenoghian” multi-part epic encounter, using only official material, in the scope of Adventurers League play. Are there any gnoll/hyena-related statblocks ...
4
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2answers
224 views

What are the mechanical benefits of Recall Knowledge on enemies?

In the comments for another question it was implied that that Monster Hunter (Ranger feat 1) was good, because it lets you identify a monster as a free action. Knowing a monster's AC, saves, ...
14
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1answer
2k views

Could rakshasas be detected by paladin’s Divine Sense?

Rakshasas have limited magic immunity which protect them from being detected by magic of 6th (or smaller) level. But paladin’s Divine Sense ability is not a magic at all. Does it mean that even 1st ...
9
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3answers
354 views

What has been published about the legendary tarrasque's mind? Can the tarrasque feel love?

I want answers related to any published Dungeons & Dragons materials from any edition, as well as any licensed novelizations. For the one-off tarrasque fight I'm running, my players are looking ...
8
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1answer
278 views

Does casting Tongues on the tarrasque (a language-less monstrosity) let it understand language?

Tongues description: This spell grants the creature you touch the ability to understand any spoken language it hears. Moreover, when the target speaks, any creature that knows at least one ...
6
votes
3answers
439 views

What precedent is there in an adventure for luring a party with will-o'-wisps?

We are looking to use will-o'-wisps in a Feywild adventure but face a challenge. Since the earliest editions of DnD to the latest, will-o'-wisps have been described as creatures that "lure other ...
10
votes
1answer
199 views

How does the fire damage reduction on this character work?

In Hoard of the Dragon Queen, there is a character in chapter 7, section 2 that has the following property: I'm unsure how to correctly parse this sentence. Is this supposed to be read as the first ...
13
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1answer
392 views

Can the Deathlock Mastermind's Grave Bolts be used to attack a single target twice?

In Mordenkainen's Tome of Foes (p. 129), the Deathlock Mastermind has the following attack: Grave Bolts. Ranged Spell Attack: +6 to hit, range 120 ft., one or two targets. Hit: 18 (4d8) necrotic ...
10
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1answer
2k views

Does the Detect Magic spell show a glowing outline around an invisible creature?

We were playing a game, and I had cast Detect Magic to more easily find which coffins to loot. Within the 10 minutes, our party was attacked by an Invisible Stalker. I used my action to try to see the ...
3
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3answers
1k views

How can a rakshasa deal with sleeping when relying on the “Disguise Self” spell?

Rakshasas are good infiltrators because of their at will disguise self. But they should sleep sometimes. The problem is that this spell lasts for only one hour. They have no any special wording ...
12
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2answers
2k views

Are monsters subject to the massive damage instant-death rules?

I have been looking at the following two questions recently: Are Trolls immune to all instant death effects? Does the Instant Death rule apply to zombies too? The first states the following in the ...
9
votes
1answer
303 views

What happens to a killed lich if their phylactery is in a really inconvenient spot?

I'm thinking, if the players place the phylactery at the bottom of the ocean or weight it down in a sea of lava somewhere. Would the lich be able to be rejuvenated at the bottom of a sea of lava or ...
9
votes
1answer
170 views

Which (if any) fiends die of old age?

I've seen people say that fiends can live forever, but never a source for where this fact is from or when/why it's the case. At least in 3.5e various things refer to creatures' "time being up" without ...
16
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3answers
311 views

Can the Balhannoth speak?

From Mordenkainen's Tome of Foes comes the Balhannoth (p. 119). In the Languages part of its statblock, it says: Languages understands Deep Speech, telepathy 1 mile Normally when a creature speaks ...
9
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2answers
891 views

Contradictory parts of D&D Beyond: which is official?

If D&D Beyond is considered an official source, how do you figure which part is official when parts of the site contradict other parts? Example: the monster page for the gelatinous cube says: ...

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