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Returning 35 results for 'being barriers diffusing covers reduced'.
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Magic Items
Dungeon Master’s Guide
damage on a failed save or half as much damage on a successful one. A creature reduced to 0 Hit Points by this damage is transformed into green slime (see chapter 3) that covers the ground in its
Intellect Devourer
Legacy
This doesn't reflect the latest rules and lore.
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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
","rollAction":"Devour Intellect"}: If the total equals or exceeds the target’s Intelligence score, that score is reduced to 0. The target is stunned until it regains at least one point of
Monsters
Spelljammer: Adventures in Space
","rollDamageType":"cold"} cold damage, and its speed is reduced to 0 until the end of its next turn. On a successful save, the creature takes half as much damage, and its speed isn’t
spent legendary actions at the start of its turn.
Tail Attack. The dragon makes one Tail attack.
Treacherous Ice. Magical ice covers the ground in a 20-foot radius centered on a point the dragon can
Monsters
Spelljammer: Adventures in Space
Breath","rollDamageType":"cold"} cold damage, and its speed is reduced to 0 until the end of its next turn. On a successful save, the creature takes half as much damage, and its speed isn’t
spent legendary actions at the start of its turn.
Tail Attack. The dragon makes one Tail attack.
Treacherous Ice. Magical ice covers the ground in a 20-foot radius centered on a point the dragon
Monsters
Icewind Dale: Rime of the Frostmaiden
Petrified Death. A tomb tapper reduced to 0 hit points turns into a lifeless stone statue. Anything it's wearing or carrying is not transformed.
Sense Magic. The tomb tapper senses magic within 30
feet of it and can use an action to pinpoint the location of any creature, object, or area in that range that bears magic. This sense penetrates barriers but is blocked by a thin sheet of lead.
Tunneler
Monsters
Icewind Dale: Rime of the Frostmaiden
Zelennor, watches over the wizard’s frozen remains. It uses the weasel stat block in the Monster Manual but is a fey instead of a beast. If Zelennor is reduced to 0 hit points, Nass’s
its 2nd-level spell slots to cast upgraded versions of the thunderwave spell.
Spellbook. The wooden covers of Nass’s spellbook are bound in nothic hide, and silver clasps hold the book shut
Ancient Deep Dragon
Legacy
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Monsters
Fizban's Treasury of Dragons
.
Change Shape. The dragon magically transforms into any creature that is Medium or Small, while retaining its game statistics (other than its size). This transformation ends if the dragon is reduced to 0
conjures sludge-like moss that briefly covers surfaces in the lair. The ceiling, floor, and walls of the lair become difficult terrain until initiative count 20 on the next round.
Toxic Spores. The
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
sarcophagus and tries to repel humanoids with its antipathy effect.
Mural. A 20-foot-square bas-relief mural dominates the east wall and covers a secret door.
Amethyst Sarcophagus The sarcophagus
is a Large object weighing 1,100 pounds. It has AC 17, 80 hit points, and immunity to poison and psychic damage. It contains a bed of grave dirt upon which Keresta sleeps. If reduced to 0 hit points
Adult Deep Dragon
Legacy
This doesn't reflect the latest rules and lore.
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Monsters
Fizban's Treasury of Dragons
. The dragon magically transforms into any creature that is Medium or Small, while retaining its game statistics (other than its size). This transformation ends if the dragon is reduced to 0 hit points
.
Mossy Sludge. The dragon conjures sludge-like moss that briefly covers surfaces in the lair. The ceiling, floor, and walls of the lair become difficult terrain until initiative count 20 on the next round
Compendium
- Sources->Dungeons & Dragons->Locathah Rising
) cold damage, and its speed is reduced by 10 feet.
Last, but certainly not least, the openings at either end of the area ice over, and must be broken before characters can either enter or exit the
area. Both icy barriers have AC 12, 30 hit points each, vulnerability to fire damage, and immunity to poison and psychic damage.
Compendium
- Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie
creature takes 36 (8d8) cold damage, and its speed is reduced to 0 until the end of its next turn. On a successful save, the creature takes half as much damage, and its speed isn’t reduced.
Bonus Actions
covers the ground in a 20-foot radius centered on a point the dragon can see within 120 feet of itself. The ice, which is difficult terrain for all creatures except lunar dragons, lasts for 10 minutes or until the dragon uses this legendary action again.
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
covers the ground, which kills all ordinary plants growing within 3 miles of the lair. Haunting Moan. A haunting sound gets louder or fainter (dragon’s choice) the closer one gets to the lair. The moan is
, and its speed is reduced to 0 until the end of its next turn. On a successful save, the creature takes half as much damage only.
Bonus Actions
Phase (3/Day). The dragon becomes partially incorporeal
Compendium
- Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie
save, the creature takes 36 (8d8) cold damage, and its speed is reduced to 0 until the end of its next turn. On a successful save, the creature takes half as much damage, and its speed isn’t reduced
. Magical ice covers the ground in a 20-foot radius centered on a point the dragon can see within 120 feet of itself. The ice, which is difficult terrain for all creatures except lunar dragons, lasts for
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
and Undercommon but doesn’t speak, telepathy 60 ft.
Challenge 10 (5,900 XP)
Petrified Death. A tomb tapper reduced to 0 hit points turns into a lifeless stone statue. Anything it’s wearing or
magic. This sense penetrates barriers but is blocked by a thin sheet of lead.
Tunneler. The tomb tapper can burrow through solid rock at half its burrowing speed and leaves a 10-foot-wide, 20-foot-tall
Compendium
- Sources->Dungeons & Dragons->Monster Manual (2014)
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 the creature is protected by a mind blank
this magic or take 11 (2d10) psychic damage. Also on a failure, roll 3d6: If the total equals or exceeds the target’s Intelligence score, that score is reduced to 0. The target is stunned until it
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
. The fog swirls through this cavern, agitated by the dancing of eleven chanting minotaurs.
Offal Pile. Low stone barriers constrain a massive pile of rotting, dismembered body parts.
Altar. Behind
in area 8b.) 8b. Behind the Secret Door Fog. A 2-foot-high blanket of fog covers the floor. Hidden under the fog in the northern alcove is a treasure pile (see “Treasure” below).
Standing Stones
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a5
, Ooze Grottos, Predator Pools, Golem Laboratories, and Temples of Extraction. Zones are also labeled on the map. Areas are identified by numbers. Map 5.1: The Doomvault Dimensional Barriers Magic
or ethereal creature can’t pass between zones. A detect magic spell can’t penetrate the structure of the Doomvault to sense the dimensional barriers. Magic Gates Two types of magic gates, white and
Compendium
- Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes
presence begins to erode the barriers between their location and the Abyss. It can take a few years for weaker demons to warp their environment, while changes begin to occur around the location of a
that infest the area. The effects of the event might persist for a few months or even centuries, but the barriers between the Abyss and the world remain intact. A Growing Menace If the first stage of
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
statue takes fire damage after being splashed with oil, it catches fire, taking 2d6 fire damage each round. If the statue is reduced to 0 hit points, it collapses, and the magic gem tumbles onto the field
,” they sleep in earthen graves hidden under covers made of sod and dead grass. Characters entering the circle who have a passive Wisdom (Perception) score of 16 or higher notice the dozen covered
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a5
suspended in the air.
In the west side of the room is a black gate, and on the wall near it is a contact stone.
Creatures. One reduced-threat aboleth (see “Reduced-Threat Monsters” above) dwells
deep in the pool. Within this room, the aboleth can use the water globes (see “Water Globes” below) to move around. The aboleth’s ordeal in the Doomvault has weakened it, making it a reduced threat. In
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
well are icy and require climbing gear or magic to scale. O3. Overlook The door opens into a large, nearly empty room. Snow has drifted into the corners, and frost covers the stone walls. Three barred
he moves the lever to trigger a trap. Trap. When the lever is pulled, iron spikes spring out from the floor and ceiling to form barriers across each doorway. A creature in either opening must succeed
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
one of her eggs or wyrmlings being harmed. If Isendraug is reduced to fewer than half her hit points, she tries to escape through the submerged passage (area 4G), smashing through the thin ice that
covers it. Once she swims to the surface of the lagoon, she takes flight and looks for a place to roost, such as a greatship or the top of the iceberg. Even if her eggs are destroyed, she won’t leave
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
can choose one creature you can see in the aura. That creature must succeed on a Strength saving throw, or its speed is reduced to 0 until the start of your next turn, as magical frost covers it.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
finds that the characters have her brother’s spellbook and refuse to surrender it to her. If her skeletons are turned or destroyed and she is reduced to half her hit points or fewer, Lorlynn offers
bone dice (1 gp each), and a bloodstained sackcloth doll with two jet eyes (100 gp per eye). The secret compartment in Lorlynn’s sarcophagus holds her spellbook, which has covers made of stitched elf flesh. It contains all the spells she has prepared plus animate dead, arcane eye, and wall of stone.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
blessing and nothing more. 7d. Water Torture Narizmar. A nude male drow named Narizmar Do’ett is strapped to a sturdy table positioned beneath a suspended 80-gallon water barrel. A spider silk hood covers
) check. Once free, he tries to arm himself. He obeys Sylkress above all others and would willingly sacrifice his life to save hers. Sylkress defends herself, but if she is reduced to half her hit points
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
Dealing with Bazelsteen Engine oil covers this horned devil, which constantly chews on a shard of smoking, red hot coal. Bazelsteen is more interested in machines than creatures and is willing to
have no idea what’s happening on the barge, or vice versa, and the River Styx is so dark that visibility in the water is reduced to 10 feet. Any character left on the barge can take control of the
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
failed save or half as much damage on a successful one. A creature reduced to 0 Hit Points by this damage is transformed into green slime (see chapter 3) that covers the ground in its space, each 5-foot
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
walls. 19c. Nave Water. Murky water covers the floor to a depth of 1 foot.
Ceiling Fresco. This chamber has a vaulted ceiling 30 feet high. A fresco on the ceiling has mostly crumbled away, but the
abominations. These temple guardians attack any creature that is not a yuan-ti. When reduced to 0 hit points, they revert to clouds of green mist and disappear without a trace. If the yuan-ti abominations are not killed, they rid the temple of enemies and turn it into their lair.
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a5
dimensional barriers that prevent fiends from teleporting or summoning other demons within the sector. Fiendish Arena In this zone, a vampire named Issem culls the weakest demons using arena combat. When
can’t leave the pit until all the demons within it are destroyed. The pit is otherwise easy to climb. Shalendra Floshin Pit Battle. In the pit, a reduced-threat vrock (see “Reduced-Threat Monsters
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a5
quarterstaff that deals 1d4 force damage instead of the normal damage of that weapon. The prod suffers no damage from contact with oozes. In addition, an ooze hit by a prod has its speed reduced to 0 until
vats each contain one ooze, all of them reduced-threat versions of the creatures (see “Reduced-Threat Monsters” above). Two vats hold black puddings (marked B on the map), one has a gray ooze (G), and
Compendium
- Sources->Dungeons & Dragons->The Wild Beyond the Witchlight
. If the oven is reduced to 15 hit points or fewer, the elemental escapes from captivity and occupies an open space next to the oven. The elemental waits in the kitchen for Granny Nightshade to appear
, then attacks her. It attacks the characters only if they harm it. Trapdoor and Cell. A 3-foot-square, padlocked iron grate covers a 5-foot-deep, 5-foot-wide cell built into the kitchen floor. The walls
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a5
. If a golem is inactive, it is unconscious. If a golem is listed as being a reduced-threat monster, it is because the construct is incomplete. Dungeon State. When these areas are cleared, any golems
crowns and other finery, while servants bow at their feet. Huge white pillars rise to the ceiling.
Creatures. Two reduced-threat helmed horrors and a reduced-threat flesh golem (see “Reduced-Threat
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
minute, but the restrained target’s speed is halved instead of being reduced to 0. At the start of each of its turns, the restrained target takes 4 (1d8) force damage. A restrained target can repeat the
order shore up dangerous 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
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
. The door (AC 15, 30 hit points) can also be smashed. If the door is reduced to 0 hit points, necrotic energy fills the 30-foot cube directly in front of it. A creature in the area takes 22 (4d10
) necrotic damage, turning to dust and bones if reduced to 0 hit points. Adjust the following text if the creatures in this room have already been encountered and destroyed. This room has walls of glazed
Compendium
- Sources->Dungeons & Dragons->Ghosts of Saltmarsh
Hold Access. A wooden grate covers a hole in the deck that leads down to area 12. The grate is badly rotted and covered in webs, and its unsafe nature can be noticed only by a character who probes the
Mate’s Cabin The smashed wreckage of a bed, dresser, and desk covers the floor of this room. Thick webs extend from floor to ceiling, making it impossible to clearly see the walls beyond. Hundreds of






