barriers blocks diffusing cover reduce

Deep Dragon Wyrmling

Monsters Forgotten Realms: Adventures in Faerûn

creature finishes a Long Rest within 1 mile of the lair, the creature makes a DC 10 Constitution saving throw. On a failed save, the creature doesn’t reduce its Exhaustion level as a result of

finishing that Long Rest. Creatures with Immunity to the Poisoned condition are immune to this effect. Verdant Growth. Vegetation and fungi within 1 mile of the dragon’s lair grow faster and cover

Young Deep Dragon

Monsters Forgotten Realms: Adventures in Faerûn

finishes a Long Rest within 1 mile of the lair, the creature makes a DC 10 Constitution saving throw. On a failed save, the creature doesn’t reduce its Exhaustion level as a result of finishing

that Long Rest. Creatures with Immunity to the Poisoned condition are immune to this effect. Verdant Growth. Vegetation and fungi within 1 mile of the dragon’s lair grow faster and cover a

Adult Deep Dragon

Monsters Forgotten Realms: Adventures in Faerûn

creature doesn’t reduce its Exhaustion level as a result of finishing that Long Rest. Creatures with Immunity to the Poisoned condition are immune to this effect. Verdant Growth. Vegetation and

fungi within 1 mile of the dragon’s lair grow faster and cover a greater area than normal. Foraging in this area yields twice the usual amount of food. The dragon is immediately aware of the

Ancient Deep Dragon

Monsters Forgotten Realms: Adventures in Faerûn

reduce its Exhaustion level as a result of finishing that Long Rest. Creatures with Immunity to the Poisoned condition are immune to this effect. Verdant Growth. Vegetation and fungi within 1 mile of the

dragon’s lair grow faster and cover a greater area than normal. Foraging in this area yields twice the usual amount of food. The dragon is immediately aware of the presence of any creature that

Doppelganger Legacy

Monsters Basic Rules (2014)

magically reads the surface thoughts of one creature within 60 feet of it. The effect can penetrate barriers, but 3 feet of wood or dirt, 2 feet of stone, 2 inches of metal, or a thin sheet of lead

blocks it. While the target is in range, the doppelganger can continue reading its thoughts, as long as the doppelganger's concentration isn't broken (as if concentrating on a spell). While reading the

Intellect Devourer Legacy

Monsters Monster Manual (2014)

Detect Sentience. The intellect devourer can sense the presence and location of any creature within 300 feet of it that has an Intelligence of 3 or higher, regardless of interposing barriers, unless

intellect devourer has total cover against attacks and other effects originating outside its host. The intellect devourer retains its Intelligence, Wisdom, and Charisma scores, as well as its

Lorehold Professor of Order

Monsters Strixhaven: A Curriculum of Chaos

provides total cover. It has AC 17, 30 hit points, and immunity to poison and psychic damage. Spellcasting. The professor casts one of the following spells, requiring no material components and using

structures and find the safest paths as they search. When confronted, they confound their foes by channeling the stasis of perfect order, creating resilient barriers of force and quashing hostile

Amble

Monsters Locathah Rising

Hearth of Moonlight and Shadow. At the start of a short or long rest, Amble can touch a point in space, and an invisible, 30-foot-radius sphere of magic appears, centered on that point. Total cover

blocks the sphere. While within the sphere, Amble and their allies gain a +5 bonus to Dexterity (Stealth) and Wisdom (Perception) checks, and any light from open flames in the sphere isn’t

Half Cover Legacy

Rules

A target with half cover has a +2 bonus to AC and Dexterity saving throws. A target has half cover if an obstacle blocks at least half of its body. The obstacle might be a low wall, a large piece of furniture, a narrow tree trunk, or a creature, whether that creature is an enemy or a friend.

Detect Thoughts Legacy

Spells Basic Rules (2014)

creatures you can’t see. When you cast the spell or as your action during the duration, you can search for thoughts within 30 feet of you. The spell can penetrate barriers, but 2 feet of rock, 2

inches of any metal other than lead, or a thin sheet of lead blocks you. You can’t detect a creature with an Intelligence of 3 or lower or one that doesn’t speak any language. Once you

Kraken Legacy

Monsters Basic Rules (2014)

Amphibious. The kraken can breathe air and water. Freedom of Movement. The kraken ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5

swallowed, and the grapple ends. While swallowed, the creature is blinded and restrained, it has total cover against attacks and other effects outside the kraken, and it takes 42 (12d6);{"diceNotation

Wall of Light

Spells Xanathar's Guide to Everything

can rest on a solid surface. The wall can be up to 60 feet long, 10 feet high, and 5 feet thick. The wall blocks line of sight, but creatures and objects can pass through it. It emits bright light out

the wall at one creature you can see within 60 feet of it. Make a ranged spell attack. On a hit, the target takes 4d8 radiant damage. Whether you hit or miss, reduce the length of the wall by 10 feet

Auril (Second Form)

Monsters Icewind Dale: Rime of the Frostmaiden

trapped in the crystal, which is immovable. If the saving throw succeeds, the crystal shatters and nothing else happens. A creature trapped in the crystal is stunned, has total cover against attacks and

her current weakened state. Auril’s Three Forms In her current weakened state, Auril can assume three different forms. To destroy her, heroes must reduce each of her forms to 0 hit points one

Slarkrethel

Monsters Storm King's Thunder

Amphibious. Slarkrethel can breathe air and water. Freedom of Movement. Slarkrethel ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5

has total cover against attacks and other effects outside the kraken, and it takes 42 (12d6);{"diceNotation":"12d6","rollType":"damage","rollAction":"Bite","rollDamageType":"acid"} acid damage at the

Juvenile Kraken

Monsters Ghosts of Saltmarsh

Amphibious. The kraken can breathe air and water. Freedom of Movement. The kraken ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5

restrained, it has total cover against attacks and other effects outside the kraken, and it takes 21 (6d6);{"diceNotation":"6d6","rollType":"damage","rollDamageType":"acid"} acid damage at the start

Auril (First Form)

Monsters Icewind Dale: Rime of the Frostmaiden

current weakened state, Auril can assume three different forms. To destroy her, heroes must reduce each of her forms to 0 hit points one after another. After she’s defeated in her third and final

stat blocks presented here. After finishing a long rest, Auril regains any of her forms that were destroyed, provided at least one form survives. When she transitions from one form to another, she

Thessalkraken

Monsters Infernal Machine Rebuild

Amphibious. The thessalkraken can breathe air and water. Freedom of Movement. The thessalkraken ignores difficult terrain, and magical effects can’t reduce its speed or cause it to be

cover against attacks and other effects outside the thessalkraken, and it takes 21 (6d6);{"diceNotation":"6d6","rollType":"damage","rollAction":"Bite","rollDamageType":"acid"} acid damage at the start

Auril (Third Form)

Monsters Icewind Dale: Rime of the Frostmaiden

, heroes must reduce each of her forms to 0 hit points one after another. After she’s defeated in her third and final form, Auril dies. As long as she has mortal followers who worship her, however

, Auril is reborn at full strength during the next winter solstice, with divine power far beyond what is reflected in the stat blocks presented here. After finishing a long rest, Auril regains any of

Half Cover

Compendium - Sources->Dungeons & Dragons->Player's Handbook (2014)

Half Cover A target with half cover has a +2 bonus to AC and Dexterity saving throws. A target has half cover if an obstacle blocks at least half of its body. The obstacle might be a low wall, a

Half Cover

Compendium - Sources->Dungeons & Dragons->Basic Rules (2014)

Half Cover A target with half cover has a +2 bonus to AC and Dexterity saving throws. A target has half cover if an obstacle blocks at least half of its body. The obstacle might be a low wall, a

Travel Pace

Compendium - Sources->Dungeons & Dragons->Ghosts of Saltmarsh

Travel Pace Ships travel at a speed given in their stat blocks. Unlike with land travel, ships can’t choose to move at a faster pace, though they can choose to go slower. If a ship’s mode of movement

takes damage, it might be slowed. For every decrease of 10 feet in speed, reduce the ship’s travel pace by 1 mile per hour and 24 miles per day.

Random Obstacles

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

Obstacle 1 Antilife aura with a radius of 1d10 × 10 ft.; while in the aura, living creatures can’t regain hit points 2 Battering winds reduce speed by half, impose disadvantage on ranged attack rolls 3

Blade barrier blocks passage 4–8 Cave-in 9–12 Chasm 1d4 × 10 ft. wide and 2d6 × 10 ft. deep, possibly connected to other levels of the dungeon 13–14 Flooding leaves 2d10 ft. of water in the area; create

Sample Adventures

Compendium - Sources->Dungeons & Dragons->Lorwyn: First Light

. Monster stat blocks referenced in these adventures appear in chapter 3 or the Monster Manual. When play takes place in locations with NPCs described in the “Facility Staff” section, those NPCs take cover or run if combat breaks out.

22. Guard Post

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

22. Guard Post Walls. Interlocking stone tiles cover the floor and walls of this 10-foot-high room. Portcullis. An iron portcullis blocks the tunnel to the south. The portcullis can be forcibly

Doppelganger

Compendium - Sources->Dungeons & Dragons->Lost Mine of Phandelver

of it. The effect can penetrate barriers, but 3 feet of wood or dirt, 2 feet of stone, 2 inches of metal, or a thin sheet of lead blocks it. While the target is within range, the doppelganger can

General Features

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

General Features Unless otherwise specified, the floor and walls of the dungeon are sandstone blocks and flagstones. The walls are cool to the touch, and the air is cold. Map 11.1: Tomb of

lord tombs. A few chambers of the tomb have the appearance of opulent and well-kept rooms suitable for a noble archmage. This effect is an illusion, however, failing to cover the rank scent of dust and decay.

Ancient Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

first succeed on a DC 10 Constitution saving throw or be unable to reduce its level of exhaustion. Creatures immune to the poisoned condition are immune to this effect. Verdant Growth. Vegetation and

fungi within 6 miles of the dragon’s lair grow faster and cover a greater area than they normally would. Foraging in this area yields twice the usual amount of food. If the dragon dies, these

Bugbear Lair Features

Compendium - Sources->Dungeons & Dragons->Heroes of the Borderlands

. Environment. The walls are made of rough-hewn stone in some places and neat-fitting stone blocks in others. Stone tiles cover the floor. Lighting. The cave is unlit, and its denizens rely on Darkvision

Adult Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

lair, the creature must first succeed on a DC 10 Constitution saving throw or be unable to reduce its level of exhaustion. Creatures immune to the poisoned condition are immune to this effect

. Verdant Growth. Vegetation and fungi within 6 miles of the dragon’s lair grow faster and cover a greater area than they normally would. Foraging in this area yields twice the usual amount of food

Doppelganger

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

creature within 60 feet of it. The effect can penetrate barriers, but 3 feet of wood or dirt, 2 feet of stone, 2 inches of metal, or a thin sheet of lead blocks it. While the target is in range, the

General Features

Compendium - Sources->Dungeons & Dragons->Rise of Tiamat

General Features Unless otherwise specified, the floor and walls of the dungeon are sandstone blocks and flagstones. The walls are cool to the touch and the air is cold. Ceilings. The tomb’s ceilings

appearance of opulent and well-kept rooms suitable for a noble archmage. This effect is an illusion, however, failing to cover the rank scent of dust and decay. Diderius’s magic also guides those who show proper respect. Map 11.1: Tomb of Diderius View Player Version

Fistandia's Mansion

Compendium - Sources->Dungeons & Dragons->Candlekeep Mysteries

structure is open, airy, and constructed of stone blocks. The floors are hardwood, and the bedroom, study, trophy room, and dining room have carpets that cover most of the floor space in those rooms. The

48. Hound of the Bat

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

48. Hound of the Bat The description below assumes that the characters entered the room by traveling through the chute and pushing aside the pewter cover. The tunnel comes out at the bottom of a

stone ring that, from inside the room, resembles a well. (If they entered from the west, the pewter cover is still in place.) This room is small and plainly decorated. On the north and south sides are

Detect Thoughts

Compendium - Sources->Dungeons & Dragons->Basic Rules (2014)

, you can search for thoughts within 30 feet of you. The spell can penetrate barriers, but 2 feet of rock, 2 inches of any metal other than lead, or a thin sheet of lead blocks you. You can’t detect a

1. Entrance

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

zurkhwood blocks attached to one another by a length of rope. If its chocks are removed, a cart begins to roll. Its initial speed of 10 feet increases by 10 feet every round until it comes to the end of its

hand brake. A creature inside a cart or next to one can use its action to pull the hand brake to reduce the cart’s speed by up to 30 feet, bringing it to a stop if its speed drops to 0. Moving out of

D&D Beyond

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