before being distance ceiling rate

Piercer Legacy

Monsters Monster Manual (2014)

False Appearance. While the piercer remains motionless on the ceiling, it is indistinguishable from a normal stalactite. Spider Climb. The piercer can climb difficult surfaces, including upside down

piercer. Hit: 3 (1d6);{"diceNotation":"1d6","rollType":"damage","rollAction":"Drop","rollDamageType":"piercing"} piercing damage per 10 feet fallen, up to 21 (6d6);{"diceNotation":"6d6","rollType":"roll","rollAction":"Drop"}. Miss: The piercer takes half the normal falling damage for the distance fallen.

Piercer (Ice variant)

Monsters Icewind Dale: Rime of the Frostmaiden

False Appearance. While the ice piercer remains motionless on the ceiling, it is indistinguishable from a normal stalactite. Spider Climb. The ice piercer can climb difficult surfaces, including

","rollAction":"Drop","rollDamageType":"cold"} cold damage. Miss: The ice piercer takes half the normal falling damage for the distance fallen. Auril the Frostmaiden has transformed icicles into creatures that

Ancient Blue Dragon Legacy

Monsters Basic Rules (2014)

same effect two rounds in a row: Part of the ceiling collapses above one creature that the dragon can see within 120 feet of it. The creature must succeed on a DC 15 Dexterity saving throw or take 10

(3d6);{"diceNotation":"3d6","rollType":"damage","rollAction":"Ceiling Collapse","rollDamageType":"bludgeoning"} bludgeoning damage and be knocked prone and buried. The buried target is restrained and

Adult Blue Dragon Legacy

Monsters Basic Rules (2014)

effect two rounds in a row: Part of the ceiling collapses above one creature that the dragon can see within 120 feet of it. The creature must succeed on a DC 15 Dexterity saving throw or take 10

(3d6);{"diceNotation":"3d6","rollType":"damage","rollAction":"Ceiling Collapse","rollDamageType":"bludgeoning"} bludgeoning damage and be knocked prone and buried. The buried target is restrained and

Iymrith

Monsters Storm King's Thunder

row: Part of the ceiling collapses above one creature that the dragon can see within 120 feet of it. The creature must succeed on a DC 15 Dexterity saving throw or take 10 (3d6);{"diceNotation":"3d6

","rollType":"damage","rollAction":"Collapsing Ceiling","rollDamageType":"bludgeoning"} bludgeoning damage and be knocked prone and buried. The buried target is restrained and unable to breathe or

Adult Brass Dragon Legacy

Monsters Basic Rules (2014)

’s desert lair is typically a ruin, canyon, or cave network with ceiling holes to allow for sunlight. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action

desert sands within 1 mile of the dragon’s lair. These illusions move and appear real, although they can do no harm. A creature that examines an image from a distance can tell it’s an

Ancient Brass Dragon Legacy

Monsters Basic Rules (2014)

speed.A Brass Dragon’s Lair A brass dragon’s desert lair is typically a ruin, canyon, or cave network with ceiling holes to allow for sunlight. Lair Actions On initiative count 20 (losing

image from a distance can tell it’s an illusion with a successful DC 20 Intelligence (Investigation) check. Any physical interaction with an image reveals it to be an illusion, because objects pass

Ki-rin Legacy

Monsters Volo's Guide to Monsters

idealized form. Such creatures are rarely aggressive toward others that aren't normally prey. Evil creatures can't tolerate the holy atmosphere within the same distance, and usually choose to live much

concentrate for the change in weather to persist. Within 3 miles of the lair, winds buoy non-evil creatures that fall due to no act of the ki-rin or its allies. Such creatures descend at a rate of 60 feet

Baphomet

Monsters Mordenkainen Presents: Monsters of the Multiverse

action to land on a ceiling to attack targets flying near it. Seal the Way. Baphomet seals one doorway or other entryway within the lair. The opening must be unoccupied. It is filled with solid stone

distance and direction to the target if it is on the same plane of existence. The link ends if this creature is incapacitated or if it uses this ability on a different target. Incite the Hunters (Recharges

6. Water Chamber

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

6. Water Chamber Characters approaching this rough-walled cave hear the sound of pouring water. The water enters through cracks in the 10-foot-high ceiling. Given the rate at which the water flows in

, the characters can easily conclude that the cracks were caused by the tremor they experienced, and it’s only a matter of time before the water floods the entire complex. The water rises at a rate of

Rate of Falling

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

Rate of Falling The rule for falling assumes that a creature immediately drops the entire distance when it falls. But what if a creature is at a high altitude when it falls, perhaps on the back of a

14. Auvryndar Watch Post

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

14. Auvryndar Watch Post Ceiling. The ceiling and floor in this area are uneven, the distance between them ranging from 20 to 40 feet. Three natural columns of rock support the roof. Scouts. Two

W15. Brown Mold

Compendium - Sources->Dungeons & Dragons->Curse of Strahd

, ending at an archway beyond which lies a shallow cave. Characters who have a light source can see brown mold covering the walls, floor, and ceiling around the archway and the cave beyond. Growing

throughout this area, keeping the wine cellar cool, are ten patches of brown mold (see “Dungeon Hazards” in chapter 5, “Adventure Environments,” of the Dungeon Master’s Guide). The characters are safe from the mold as long as they keep their distance.

Flying Creatures and Falling

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

current flying speed from the distance it fell before calculating falling damage. This rule is helpful to a flier that is knocked prone but is still conscious and has a current flying speed that is

greater than 0 feet. The rule is designed to simulate the creature flapping its wings furiously or taking similar measures to slow the velocity of its fall. If you use the rule for rate of falling in the

Castle Features

Compendium - Sources->Dungeons & Dragons->Keys from the Golden Vault

brightly lit by one or more torches, or by sunlight during the day if the room lacks a ceiling. Tug of the Void. Objects in the castle that weigh 10 pounds or less and aren’t being worn, carried, or held

in place tend to drift in the direction of the void at a rate of about 1 foot per minute. (For more information about the void, see “The Void” section later in the adventure.) Weakened Floors and

21. Animated Ballistae

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

21. Animated Ballistae Light. The arched, 30-foot-high ceiling of this long hall is studded with glowing red crystals that cast dim light throughout the hall. (Crystals pried out of their fixtures go

feet and is blind beyond this distance. It can’t be blinded, charmed, deafened, frightened, paralyzed, petrified, or poisoned, and it can’t right itself if knocked prone. As an action, it can fire a

3. Boulderfall Hall

Compendium - Sources->Dungeons & Dragons->Storm King's Thunder

3. Boulderfall Hall The ceiling in this hall is 60 feet high, sloping down to 40 feet as it moves toward area 2. Although the ceiling remains level heading eastward, its distance from the floor

23A. Triangular Stone

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3

skeletons. The triangular pillar’s apex points toward the pit. Scratches on the floor and ceiling, scribing short arcs on either side of it, are easy to see. Someone who examines the pillar notices that it

the will-o’-wisp in the distance. If the characters approach from the north, read: The hallway abruptly ends at a blank stone wall. If the wall is hammered on, it will sound solid. A character who

1. Cave Entrance

Compendium - Sources->Dungeons & Dragons->Tyranny of Dragons

1. Cave Entrance The entrance to the cave is broad and tall, but the ceiling quickly lowers to a height of 15 feet. Standing guard inside the entrance are two dragonclaws (see appendix D). They

position themselves about 30 feet inside the cave and stay near the walls and the column, so that while they aren’t hidden, they aren’t conspicuous, either. Characters who observe the cave from a distance

1. Cave Entrance

Compendium - Sources->Dungeons & Dragons->Hoard of the Dragon Queen

1. Cave Entrance The entrance to the cave is broad and tall, but the ceiling quickly lowers to a height of 15 feet. Standing guard inside the entrance are two dragonclaws (see appendix D). They

position themselves about 30 feet inside the cave and stay near the walls and the column, so that while they aren’t hidden, they aren’t conspicuous, either. Characters who observe the cave from a distance

2. Foyer

Compendium - Sources->Dungeons & Dragons->Van Richten’s Guide to Ravenloft

2. Foyer Peeling wallpaper and a musty scent cling to the walls of this spacious foyer. A curving staircase rises from the cracked tile floor to a balcony above, keeping its distance from a darkened

cobwebs. The stairs climb to the balcony above (area 13). The ceiling here rises 20 feet from the floor. The statue is attached to the pedestal, which together weigh 800 pounds. Closet. A closet to the west

Travel Distances

Compendium - Sources->Dungeons & Dragons->Tomb of Annihilation

terrain. They can travel 2 hexes per day if they’re traveling by canoe on a river or lake. The rate of travel up or down river is the same; the rivers are so sluggish that current is almost imperceptible

. Without canoes, the normal rate of travel along a river is the same as through the surrounding terrain. Canoes move 1 hex per day through swamp. If characters move at a fast pace, the easiest way to

47. Elemental Cells

Compendium - Sources->Dungeons & Dragons->Tomb of Annihilation

existence of a pit trap. Trap. The falling sand fills the room at a rate of 6 inches per round, turning the floor into difficult terrain after 1 round. Any character who can reach the ceiling can use an

blast out of this cramped cell. The walls are scribed with relief carvings showing volcanoes setting cities ablaze. Rows of tiny holes are bored into the floor and the ten-foot-high ceiling. A human

22. Hook Horror Homestead

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

22. Hook Horror Homestead Cave Features. This cavern has an uneven floor and ceiling, the distance between them varying from 30 to 50 feet. The damp walls are lined with natural shelves and beautiful

Exploring the Town

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

ceiling is covered with a forest of stalactites. Most of the lanterns that once illuminated Skullport are gone, turned to rust or stolen by thieves long ago. Denizens carry their own light sources or rely

on darkvision to see. Flameskulls are often mistaken from a distance for bobbing torches as they drift through town. View Player Version The town has no general store, and some merchandise that is

20. Hidden Helm

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

ceiling. It has these features: Spelljamming Helm. In the middle of the room is a gilded wooden throne with a cushioned seat and backrest covered in black velvet sewn with silver stars. This high-backed

, 200-pound chair is the helm of the Scavenger, which was stolen by Halaster from the ship of the same name (see level 19, area 13). Sensors. Near the ceiling float four invisible scrying sensors

24. Sandbox

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3

24. Sandbox The two thick lines on the map mark the boundaries of a trap. A character who examines the ceiling 20 feet overhead as the party passes under one of the marked areas and makes a

grating on stone. Small panels near the ceiling move to expose four holes the size of a human fist on each wall. Dust trickles from the holes. After another 5 rounds passes, golden sand starts to pour

Arriving at the Casino

Compendium - Sources->Dungeons & Dragons->Keys from the Golden Vault

declaring, “This way to the Afterlife!” in gaudy, gold lettering, with an arrow pointing down the narrower branch. Characters who follow this route for a short distance come to a cobbled turnaround and lot

tiefling directs them down a brightly lit row of docks, where boats wait to take the characters downriver. The casino’s entrance is visible a short distance away, where the river enters a wide

8. Egg Chamber

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

8. Egg Chamber The ceiling of this cavern is 80 feet high. A pair of purple worms have laid their eggs here, cementing them together and anchoring them to the cavern walls with their resinous saliva

points to reach the eggs. Traversing the strands is slow going; each 1 foot of distance costs 3 feet of movement. Anyone fighting or taking strenuous action atop a strand must succeed on a DC 10

7. Geysers and Chains

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a4

7. Geysers and Chains The door opens onto a stone platform in a large natural cave. Opposite the entrance in the distance is another stone platform. Between them, a series of wooden disks is

suspended from the ceiling by massive steel chains. The cave floor seems to be covered by a pool of boiling mud. The ceiling is 50 feet above the level of the platforms. The cave floor is 50 feet below

2. What Is Dead May Never Die

Compendium - Sources->Dungeons & Dragons->Locathah Rising

blind. The encounter distance is reduced to 10 feet in these instances (see “Unusual Environments” in chapter 5 of the Dungeon Master’s Guide). For characters with a magical light source or darkvision

, the water is considered to be clear. Sea Floor. The sea floor here is compacted sand with some small stone outcroppings, though none big enough to stand on. Ceiling Height. The ceiling of the coral

Piercer

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

chance to kill must make its slow way back to the ceiling. A fallen piercer excretes a foul-smelling slime when attacked, making most predators think twice about eating it. Piercers gather in colonies to

Appearance. While the piercer remains motionless on the ceiling, it is indistinguishable from a normal stalactite. Spider Climb. The piercer can climb difficult surfaces, including upside down on

16. Central Cavern

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

16. Central Cavern This 180-foot-diameter spherical cavern has a domed ceiling and a bowl-shaped floor. Along its perimeter are stone ledges (area 16a) that don’t quite encircle the chamber. Any

turns every foot of actual distance into 12 feet of relative distance. From its perspective, the creature would seem to fall several hundred feet before suddenly growing twelve times bigger in the

38. “I Just Met a Girl Named Skrianna”

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

38. “I Just Met a Girl Named Skrianna” Carvings. The walls of this hall are carved to look like tree trunks. The arched, 10-foot-high ceiling resembles a canopy of dead boughs and branches

to her. If the characters have no escort, Skrianna asks them, “Who in the Nine Hells are you?” If it’s clear that the characters don’t belong in Dweomercore, Skrianna attacks them from a safe distance

12. Dynamo

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

must make a DC 15 Strength saving throw. On a failed save, the creature is swept 60 feet downriver; on a successful save, the distance is halved to 30 feet. The river flows just as strongly through

area 12 as it does elsewhere. 12a. South Water Collector The ceiling in this chamber forms a dome 20 feet higher than the floor around the cistern, which is 10 feet deep. Water pouring in from the

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