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Returning 35 results for 'causes when rules'.
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Monsters
Monstrous Compendium Vol. 2: Dragonlance Creatures
carrying, teleports to an unoccupied space within 30 feet that he can see.Said to be older than the trees themselves, the Forest Master is a wise and powerful unicorn who rules over the creatures of
Briars (Recharge 4–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Erupting Briars"}. The Forest Master touches his horn to the earth and causes a 5-foot-tall wall of briars to erupt
Orcus
Legacy
This doesn't reflect the latest rules and lore.
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Monsters
Out of the Abyss
chapter 7, "Treasure” of the Dungeon Master’s Guide.Orcus’s Lair
Orcus makes his lair in the fortress city of Naratyr, which is on Thanatos, the layer of the Abyss that he rules
action to cause one of the following effects; he can’t use the same effect two rounds in a row:
Orcus’s voice booms throughout the lair. His utterance causes one creature of his choice to
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Dungeon Master’s Guide.Orcus’s Lair
Orcus makes his lair in the fortress city of Naratyr, which is on Thanatos, the layer of the Abyss that he rules. Surrounded by a moat fed by the
’t take the same lair action two rounds in a row:
Deadly Utterance. Orcus’s voice booms throughout the lair. His utterance causes one creature of his choice to be subjected to power word
Magic Items
Princes of the Apocalypse
. Reducing it to 0 hit points causes it to explode instantly.
A special container can be crafted to contain a devastation orb and prevent it from detonating. The container must be inscribed with symbols
batter it. The wind is strong enough to uproot weak trees and destroy light structures after at least 10 minutes of exposure. Otherwise, the rules for strong wind apply, as detailed in chapter 5 of the
Monsters
Van Richten’s Guide to Ravenloft
against the attack. If this causes the attack to miss, the attacker is hit by the attack instead.“Evil lurks everywhere. With our minds, we will unearth it, we will plumb its depths, and we will
order’s members became the inquisition’s scholars, represented by a tome.
Today the inquisition rules the city of Malitain, a vast city-state to the north of Barovia’s original site
Deep Dragon Wyrmling
Legacy
This doesn't reflect the latest rules and lore.
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monsters
Fizban's Treasury of Dragons
; black-and-gray hide is smooth like a salamander’s, and their eyes are pale. As they age, their spore breath causes fungi to bloom across their skin, especially around the head and neck. Their
it to the surface world. Lost and confused, the wyrmling has been captured by a group of cruel adventurers.
3
A deep dragon wyrmling whimsically rules over a worshipful group of kobolds, sending
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
tunnel leading east.
The arch is one of Halaster’s gates (see “Gates”). Its rules are as follows: Holding an open book while standing within 5 feet of the arch causes the gate to open for 1 minute. The
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
engraved with images of falling coins. The arch’s keystone has a tiny slot in it. This is one of Halaster’s magic gates (see “Gates”), and its rules are as follows: Feeding a gold coin into the slot in the
keystone causes the coin to disappear and the gate to open for 1 minute. Other coins placed in the slot disappear but don’t open the gate. Characters must be 8th level or higher to pass through this
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
Embedded in the wall at the end of the westward hallway is an arch gate (see “Gates”). Close inspection reveals the image of a dead tree carved into its keystone. The rules of this gate are as follows
: Touching the arch with a dead twig or branch causes the gate to open for 1 minute. Characters must be 8th level or higher to pass through this gate (see “Jhesiyra Kestellharp”). The first creature to
Compendium
- Sources->Dungeons & Dragons->Dragon of Icespire Peak
tool can detect the plate with a successful DC 10 Wisdom (Perception) check. The first character to step on the plate causes the walls of the tunnel to collapse inward, burying all creatures in the
tunnel. A buried creature is blinded and restrained, has total cover against attacks, and begins to suffocate when it runs out of breath (see “Suffocation” in the Basic Rules). Only a creature that is
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
Orcus’s Lair Orcus makes his lair in the fortress city of Naratyr, which is on Thanatos, the layer of the Abyss that he rules. Surrounded by a moat fed by the River Styx, Naratyr is an eerily quiet
effect two rounds in a row: Orcus’s voice booms throughout the lair. His utterance causes one creature of his choice to be subjected to power word kill. Orcus needn’t see the creature, but he must be
Compendium
- Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes
Orcus’s Lair Orcus makes his lair in the fortress city of Naratyr, which is on Thanatos, the layer of the Abyss that he rules. Surrounded by a moat fed by the River Styx, Naratyr is an eerily quiet
effect two rounds in a row: Orcus’s voice booms throughout the lair. His utterance causes one creature of his choice to be subjected to power word kill. Orcus needn’t see the creature, but he must be
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
is currently in the up position and has the word “Crush” inscribed above it. Moving this lever to the down position causes the pit’s east and west walls to close together, crushing anything between
them. Raising the lever causes the walls to retract. Any creature or object crushed between the walls takes 44 (8d10) bludgeoning damage and is restrained by the walls until they retract. The second
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
minutes and causes them to sprout little arms and legs. While animate, a cup uses the Scufflecup teacup stat block and does the bidding of whoever animated it. Characters who enter Firejolt Café find
” section in chapter 3.
Scufflecup Rules Each participant fills a teacup with hot tea and places it on the table. The participants then roll initiative. At least one Scufflecup participant is a student who
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
Level 9 The arch is one of Halaster’s magic gates (see “Gates”). Its rules are as follows: Holding an open book while standing within 5 feet of the arch causes the gate to open for 1 minute. The book
Compendium
- Sources->Dungeons & Dragons->The Wild Beyond the Witchlight
pick a toadstool causes its redcap to rise up out of the earth, outraged at being awakened early. This redcap is not fully formed and has half its normal hit points. Whenever Granny Nightshade’s key
at the thought of having to reciprocate (see “Rules of Conduct” in chapter 2) that it clutches its chest and keels over dead at the start of its next turn.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
stalagmites have been sawed off, and a lintel stone rests atop them. Chiseled into the lintel stone are the words “DON THE CRYSTAL CROWN” in Dwarvish. The rules of this gate are as follows: The gate
around each stalagmite. The runes’ magic poses no danger to adventurers, but it causes weird, permanent transformations in any troll that lingers in this area. (For example, a troll might sprout an extra
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
Breaking Objects Objects can be harmed by attacks and by some spells, using the rules below. If an object is exceedingly fragile, the DM may allow a creature to break it automatically with the Attack
object causes the whole thing to collapse. Object Hit Points Size Fragile Resilient Tiny (bottle, lock) 2 (1d4) 5 (2d4) Small (chest, lute) 3 (1d6) 10 (3d6) Medium (barrel, chandelier) 4 (1d8) 18
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
Breaking Objects Objects can be harmed by attacks and by some spells, using the rules below. If an object is exceedingly fragile, the DM may allow a creature to break it automatically with the Attack
object causes the whole thing to collapse. Object Hit Points Size Fragile Resilient Tiny (bottle, lock) 2 (1d4) 5 (2d4) Small (chest, lute) 3 (1d6) 10 (3d6) Medium (barrel, chandelier) 4 (1d8) 18
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
the south alcove is one of Halaster’s magic gates (see “Gates”). Its rules are as follows: Standing within 5 feet of the arch and imitating the moves of the dancing dwarves carved into it causes the
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
menhir with a hard object or targeting it with a shatter spell deals no damage but causes the standing stone to ring loudly, awakening the demon inside. Nothing else causes these demons to awaken. While
is “Kelserath,” but Halaster changes it every few days. The rules of this gate are as follows: The gate opens for 1 minute if a creature speaks the proper command word within 10 feet of it. Characters
Compendium
- Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes
Dispater The cosmos is a grand game. He who knows its rules the best shall win the prize.
— Dispater
Dispater is the foremost arms dealer of the Nine Hells, and perhaps the greatest weapons
act kills the imp and causes its body to disintegrate before the message can be read. The lord of Dis measures everything in terms of the knowledge it contains and the secrets that can be gleaned
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
magic items. Rules for explosives are given below. Explosives Item Cost Weight Bomb 100 GP 1 lb. Dynamite Stick — 1 lb. Grenade, Fragmentation — 1 lb. Grenade Launcher — 7 lb. Grenade, Smoke 50
(such as the Gust of Wind spell) disperses the smoke. Gunpowder Setting fire to a container full of Gunpowder causes it to explode. When a container explodes, each creature in a 10-foot-radius Sphere
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
image of a dead tree carved into its keystone. Its rules are as follows: Touching the arch with a dead twig or branch causes the gate to open for 1 minute. Characters must be 6th level or higher to
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
never drips off them onto the niche, nor do the candles ever seem to be diminished or consumed. A dispel magic cast on any candle causes all the candles to extinguish, then fall to the floor and break
the graven image of a human wizard wielding a wand. The rules of this gate are as follows: The gate opens for 1 minute when the mirror is touched with a magic wand that has at least 1 charge remaining
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
, and deal with the consequences.
A disease that does more than infect a few party members is primarily a plot device. The rules help describe the effects of the disease and how it can be cured, but
the specifics of how a disease works aren’t bound by a common set of rules. Diseases can affect any creature, and a given illness might or might not pass from one race or kind of creature to another
Compendium
- Sources->Dungeons & Dragons->The Wild Beyond the Witchlight
shelves contain books of Feywild lore, all written in Elvish, each of which has a withered frog’s body stitched into its spine. Kissing the frog or stroking it with a moistened finger causes the frog to
Seelie and Unseelie courts. (Volumes 3 and 8 are missing from Skabatha’s collection and can be found in chapter 4.) Three Rules to Rule By is a thin, dog-eared book that describes the rules of hospitality
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
arch’s gold inlay can’t be removed. The rules of this gate are as follows: The gate opens for 1 minute when a real or illusory dragon touches the arch. An artistic rendering of a dragon, such as a
these items from the room also causes them to vanish. Once it is used to summon food and water, the gong can’t do so again until the next dawn. If the gong is taken from this room, it loses its magical
Compendium
- Sources->Dungeons & Dragons->Monstrous Compendium Volume Two
Forest Master Said to be older than the trees themselves, the Forest Master is a wise and powerful unicorn who rules over the creatures of Darken Wood in Krynn. The ancient being’s body is wreathed
, pass without trace, speak with plants
Bonus Action
Erupting Briars (Recharge 4–6). The Forest Master touches his horn to the earth and causes a 5-foot-tall wall of briars to erupt in a 90-foot
Compendium
- Sources->Dungeons & Dragons->Lost Mine of Phandelver
amusement. Your sudden appearance causes the goblin to faint.
Three bugbears and one goblin are present. The goblin, Droop, falls unconscious at the sight of the party, but another creature can use an
in the Basic Rules). Droop knows the general layout of the Redbrand hideout, as well as the location of its secret doors and traps. He doesn’t think to offer up the information, but if prompted, he
Compendium
- Sources->Dungeons & Dragons->Keys from the Golden Vault
ante deck, you can play the card game for real. Otherwise, adjudicate the outcome of a three-dragon ante game using d12s and the following rules: Step 1. Randomly determine which participant is the
causes the reels to spin, stop, and display a row of five runes. The player wins by matching three or more runes. To determine the result of a pull, have the player roll 5d6 (the dice represent the
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
and aimed, one of the gargoyles uses its next action to fire the weapon. This routine allows a trebuchet to be loaded, aimed, and fired every other round. For trebuchet rules and statistics, see the
into area 2; Iymrith uses it to enter and exit her lair. Three hidden sinkholes are marked 1A, 1B, and 1C on the map. The first creature to enter a hidden sinkhole’s space causes the sinkhole to appear
Compendium
- Sources->Dungeons & Dragons->Monsters of the Multiverse
Naratyr, which is on Thanatos, the layer of the Abyss that he rules. Surrounded by a moat fed by the River Styx, Naratyr is an eerily quiet and cold city, its streets empty for hours at a time. The
the lair. His utterance causes one creature of his choice to be subjected to power word kill. Orcus needn’t see the creature, but he must be aware that the individual is in the lair. Grasp of the Dead
Compendium
- Sources->Dungeons & Dragons->Giants of the Star Forge
Fireside Contests The Fireside contests are described below. They can be run in any order. The rules of the Fireside contests are as follows. Competitors. Any number of characters can partake in each
succeed on a DC 15 Strength (Athletics) check to climb an oily rope. Failing this check by 5 or more causes the creature to fall. Prize. If a character wins the contest of fire giant’s spirit, Diasma
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
have begun committing crimes.
7 An enraged silver dragon causes a blizzard in an oft-traveled mountain route and will not stop until stolen treasures are returned.
8 A silver dragon is
interlopers without violence.
4 Two silver dragons compete to see who is better at playing the part of a young noble.
5 A young silver dragon rules over a group of yuan-ti, claiming to be an