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Returning 35 results for 'both of prevents half'.
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Monsters
Spelljammer: Adventures in Space
Constitution saving throw, taking 26 (4d12);{"diceNotation":"4d12","rollType":"damage","rollAction":"Acid Breath","rollDamageType":"acid"} acid damage on a failed save, or half as much damage on a
barrier of magical force around itself that lasts until the start of its next turn. This barrier gives the braxat a +5 bonus to AC, including against the triggering attack, and prevents magic missile
Instant Fortress
Legacy
This doesn't reflect the latest rules and lore.
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Magic Items
Basic Rules (2014)
fortress appears must make a DC 15 Dexterity saving throw, taking 10d10 bludgeoning damage on a failed save, or half as much damage on a successful one. In either case, the creature is pushed to an
prevents it from being tipped over. The roof, the door, and the walls each have 100 hit points, immunity to damage from nonmagical weapons excluding siege weapons, and resistance to all other damage
Monsters
Bigby Presents: Glory of the Giants
", "rollAction":"Crimson Rays", "rollDamageType":"fire"} fire damage on a failed save, or half as much damage on a successful one. On a success or failure, that creature catches fire. Until the burning
", "rollAction":"Crimson Rays", "rollDamageType":"fire"} fire damage at the start of each of its turns.A fire giant whose burning hatred prevents it from moving on to the afterlife rises as a firegaunt
Daern's Instant Fortress
Legacy
This doesn't reflect the latest rules and lore.
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Magic Items
Dungeon Master’s Guide (2014)
fortress appears must make a DC 15 Dexterity saving throw, taking 10d10 bludgeoning damage on a failed save, or half as much damage on a successful one. In either case, the creature is pushed to an
prevents it from being tipped over. The roof, the door, and the walls each have 100 hit points, immunity to damage from nonmagical weapons excluding siege weapons, and resistance to all other damage
Monsters
Ghosts of Saltmarsh
","rollAction":"Necrotic Ink","rollDamageType":"necrotic"} necrotic damage on a failed save or half as much damage on a successful one. A creature that fails this saving throw is blinded until the end of its next
head retain their former shapes, but its legs have split into shadowy tentacles. The drowned master is tethered to a source of powerful magic that prevents it from traveling far. It commands other drowned ones, compelling them to serve as agents in its dark plots.Poison
Magic Items
Phandelver and Below: The Shattered Obelisk
the tower appears must make a DC 15 Dexterity saving throw, taking 10d10 bludgeoning damage on a failed save, or half as much damage on a successful one. In either case, the creature is pushed to an
.
Although it looks like stone, the tower is made of adamantine, and its magic prevents creatures from tipping it over. The roof, the door, and the walls each have 100 hit points, immunity to damage
Monsters
Fizban's Treasury of Dragons
Constitution saving throw, taking 55 (10d10);{"diceNotation":"10d10","rollType":"damage","rollAction":"Tadpole Brine Breath","rollDamageType":"psychic"} psychic damage on a failed save, or half as
its hit points. Casting a wish spell on the unconscious creature rids it of the infestation and prevents it from turning into a mind flayer.The dragon can take 3 legendary actions, choosing from the
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
/sympathy spell prevents yuan-ti from entering the city. Many of the serpent folk who once dwelled here have since relocated to Omu. The earth swallowed half of the city, which rests in a sprawling
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
pressure plate. Any creature hit by a dart takes 2 (1d4) piercing damage and must make a DC 15 Constitution saving throw, taking 14 (4d6) poison damage on a failed save, or half as much damage on a
prevents that plate from being triggered. Stuffing the wall holes adjacent to a pressure plate with cloth or wax prevents the darts from being fired. 5B. Devil Face Magical darkness and a permanent
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
. Each creature in the area where the fortress appears must make a DC 15 Dexterity saving throw, taking 10d10 bludgeoning damage on a failed save, or half as much damage on a successful one. In either
made of adamantine, and its magic prevents it from being tipped over. The roof, the door, and the walls each have 100 hit points, immunity to damage from nonmagical weapons excluding siege weapons, and
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
in a gas-filled area must make a DC 13 Constitution saving throw, taking 18 (4d8) poison damage on a failed save, or half as much damage on a successful one. A creature is affected even if it holds
its breath or doesn’t need to breathe. Stuffing the nozzles with cloth prevents more gas from spilling into the room. If the characters block the flow of gas, the lingering gas disperses after 1 minute
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
as that of a chime of opening. Each creature in the area where the fortress appears must make a DC 15 Dexterity saving throw, taking 10d10 bludgeoning damage on a failed save, or half as much damage
pushed automatically. The tower is made of adamantine, and its magic prevents it from being tipped over. The roof, the door, and the walls each have 100 hit points, immunity to damage from nonmagical
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
sphere of magical force that prevents any matter from passing into it and blocks any spells cast into or out of it. The sphere is suspended between the zapper’s spines, 50 feet above the ground. This
fewer disintegrates into a pile of ash. Creatures with more than 100 hit points in the line must make a DC 18 Dexterity saving throw, taking 260 (40d12) radiant damage on a failed save, or half as much
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
on a failed save, or half as much damage on a successful one. Wedging an iron spike or other object under the pressure plate prevents the trap from activating. A successful dispel magic (DC 13) cast
unstable section must succeed on a DC 15 Dexterity saving throw, taking 22 (4d10) bludgeoning damage on a failed save, or half as much damage on a successful one. Once the trap is triggered, the floor
Compendium
- Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie
(4d12) acid damage on a failed save, or half as much damage on a successful one.
Spellcasting (Psionics). The braxat casts one of the following spells, requiring no spell components and using
bonus to AC, including against the triggering attack, and prevents magic missile spells from damaging it.
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
creature in the area where the tower appears must make a DC 15 Dexterity saving throw, taking 10d10 bludgeoning damage on a failed save, or half as much damage on a successful one. In either case
chime of opening. Although it looks like stone, the tower is made of adamantine, and its magic prevents creatures from tipping it over. The roof, the door, and the walls each have 100 hit points
Compendium
- Sources->Dungeons & Dragons->Monster Manual (2014)
shell prevents it from instantly igniting everything it comes into contact with. However, like the fires inside them, magmins are capricious and unpredictable. Moreover, as simple elemental creations
, or half as much damage on a successful one. Flammable objects that aren’t being worn or carried in that area are ignited.
Ignited Illumination. As a bonus action, the magmin can set itself ablaze or
Compendium
- Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants
Firegaunt A fire giant whose burning hatred prevents it from moving on to the afterlife rises as a firegaunt. Spawned from deep rancor, the firegaunt seeks out living creatures to destroy. Like a
) fire damage on a failed save, or half as much damage on a successful one. On a success or failure, that creature catches fire. Until the burning creature or another creature that can reach it takes an
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
saving throw, taking 7 (2d6) poison damage on a failed save, or half as much damage on a successful one. A character can spot the holes with a successful DC 13 Wisdom (Perception) check. Stuffing the
holes with cloth or wax prevents the darts from launching. Characters can avoid the trap by flying or teleporting across the hallway, or by using spider climb spells to crawl along the walls or
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
(2d10) Bludgeoning damage on a failed save or half as much damage on a successful one. Rubble from the collapse turns the trapped area into Difficult Terrain. Detect and Disarm. As a Search action, a
look like anything, such as a dragon or a wizard. Each creature in the Cone must succeed on a DC 15 Dexterity saving throw, taking 11 (2d10) Fire damage on a failed save or half as much damage on a
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
(2d10) Bludgeoning damage on a failed save or half as much damage on a successful one. Rubble from the collapse turns the trapped area into Difficult Terrain. Detect and Disarm. As a Search action, a
anything, such as a dragon or a wizard. Each creature in the Cone must succeed on a DC 15 Dexterity saving throw, taking 11 (2d10) Fire damage on a failed save or half as much damage on a successful
Compendium
- Sources->Dungeons & Dragons->Ghosts of Saltmarsh
legs have split into shadowy tentacles. The drowned master is tethered to a source of powerful magic that prevents it from traveling far. It commands other drowned ones, compelling them to serve as
. Each creature caught in the ink must make a DC 15 Constitution saving throw, taking 27 (6d8) necrotic damage on a failed save or half as much damage on a successful one. A creature that fails this saving throw is blinded until the end of its next turn and contracts bluerot (see the “Bluerot” sidebar).
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
and light equivalent to that of a campfire and can’t be extinguished. E4. Sarcophagus and Crystal Pillars Atop the eastern berm, a granite sarcophagus rests in a half-circle defined by five crystal
aside. It weighs 500 pounds. The sarcophagus holds Sahnar, a moon elf mummy that animates as soon as the lid no longer prevents it from sitting up. This mummy is chaotic good and acclimated to cold
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
frog heads on the walls open their mouths, belch forth enough poisonous gas to fill the shrine, and then close their mouths. Placing an object of equal weight to the puzzle cube (half a pound) on the
pedestal prevents the gate closure and the release of gas. The gas fills the shrine for 1 minute, then dissipates. Any creature that starts its turn inside the shrine while the gas is present must
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
infected creature. Symptoms include fatigue and cramps. The infected creature suffers one level of exhaustion, and it regains only half the normal number of hit points from spending Hit Dice and no hit
the eyes before a long rest, one dose of it prevents the disease from worsening after that rest. After three doses, the ointment cures the disease entirely.
Compendium
- Sources->Dungeons & Dragons->Acquisitions Incorporated
to officially change territories, nothing prevents them from quietly checking out the commercial landscape in the area. Characters searching the sea caves along the cliffs near the lighthouse might
enterprise. The light is a warning beacon for ships traveling the coast between Neverwinter and Luskan, but it needs someone to keep it running. Before the Order of the Stout Half-Pint moved in, the
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
for any creature that doesn’t have a swimming speed. Corpses. Characters can identify the corpses as those of two half-elves who look like siblings. Any character who uses an action to examine the
did not wake when the tide came in. Their spirits, corrupted by this horrific death, lie in wait. If a character interacts with either corpse beyond simple examination, the half-elves’ restless
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
cylinder turns, narrow bits of metal pluck the pegs to produce the notes of the melody. The cylinder is sitting askew, which prevents it from working properly. Fixing the music box requires three
14 (4d6) psychic damage on a failed save, or half as much damage on a successful one. Once fixed, the music box plays its tune to the end. As it does so, the words of the rhyme’s final stanza form in
Compendium
- Sources->Dungeons & Dragons->Sword Coast Adventurer’s Guide
, peaceful realm, where many races live together for common knowledge, celebration, and defense. The city is peopled primarily by the “goodly” races (humans, dwarves, gnomes, elves, halflings, and half-elves
Methrammar Aerasumé, Alustriel’s half-elf son and the leader of Silverymoon’s armed forces. Taern still speaks for the city on Methrammar’s behalf at meetings of the Lords’ Alliance, as the new ruler
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
120-foot line that is 15 feet wide. Each creature in that area must make a DC 22 Constitution saving throw, taking 55 (10d10) psychic damage on a failed save, or half as much damage on a successful
. Casting a wish spell on the unconscious creature rids it of the infestation and prevents it from turning into a mind flayer.
Legendary Actions
The dragon can take 3 legendary actions, choosing
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
symptoms to manifest in an infected creature. Symptoms include fatigue and cramps. The infected creature suffers one level of exhaustion, and it regains only half the normal number of hit points from
dose of ointment. Applied to the eyes before a long rest, one dose of it prevents the disease from worsening after that rest. After three doses, the ointment cures the disease entirely.
Compendium
- Sources->Dungeons & Dragons->Acquisitions Incorporated
1,000 gp for her information, or half as much if the characters bring her a paying customer. She can be talked down to 500 gp, or 250 gp with one customer. Velos the pirate (from the Fishbone tavern
subject to enchantment magic that prevents them from sharing the information. Arla does not know the current portal configuration. BEING NOTICED
As the characters rise in level and franchise rank
Compendium
- Sources->Dungeons & Dragons->Acquisitions Incorporated
magic of the portal network prevents a creature from gaining access to the headquarters on board The Maverick without a certain amount of experience traversing the network. As such, the first three
. Planar instability prevents characters from moving beyond the immediate area of the deck (including jumping off the ship or fleeing belowdecks). Creature. The mass of writhing tentacles is a Far Realm
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
to be under the effect of a geas spell cast by Nidalia that prevents her from sharing this knowledge. This is a lie. Regardless, Korvala will not divulge the ritual.) Korvala can empower a newly
a corner with two stacked wooden trunks, the walls of this room are lined with half-empty bookshelves.
This room contains all the legitimate and commonplace books that the Amberdune Pack sells, as
Compendium
- Sources->Dungeons & Dragons->Dragonlance: Shadow of the Dragon Queen
half-drowned ruins of a temple are visible beyond; a platinum triangle gleams on its leaning belfry.
The causeway rises over water that’s 20 feet deep. From it, characters can see the temple grounds
flooded bowl. Here, a roughly triangular temple rises from the water, its north side largely crumbled and its belfry leaning. The temple’s doors, half covered with water, have begun succumbing to rot