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Returning 32 results for 'before barrier diffusing chasm reaction'.
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Spells
Player’s Handbook
success, it can use its Reaction to move up to its Speed so that it is no longer enclosed by the wall.
The wall can have any shape you desire, though it can’t occupy the same space as a
chasm or create a ramp.
If you create a span greater than 20 feet in length, you must halve the size of each panel to create supports. You can crudely shape the wall to create battlements and the
Wall of Stone
Legacy
This doesn't reflect the latest rules and lore.
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Spells
Basic Rules (2014)
success, it can use its reaction to move up to its speed so that it is no longer enclosed by the wall.
The wall can have any shape you desire, though it can't occupy the same space as a creature or
object. The wall doesn't need to be vertical or rest on any firm foundation. It must, however, merge with and be solidly supported by existing stone. Thus, you can use this spell to bridge a chasm or
Drow Matron Mother
Legacy
This doesn't reflect the latest rules and lore.
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Monsters
Mordenkainen’s Tome of Foes
slots): blade barrier, harm
7th level (2 slots): divine word, plane shift
8th level (1 slot): holy aura
9th level (1 slot): gate
Sunlight Sensitivity. While in sunlight, the drow has disadvantage on
allied demon within 30 feet of the drow uses its reaction to make one attack against a target of the drow's choice that she can see.
Cast a Spell (Costs 1–3 Actions). The drow expends a spell slot to
Monsters
Mythic Odysseys of Theros
spellcasting ability is Wisdom (spell save DC 18). The rider can innately cast the following spells, requiring no material components:
At will: command, compelled duel
1/day each: banishment, blade barrier
Assault (Costs 2 Actions). The ashen rider makes an attack using its ashen blade or bolt of ash, and then its mount can use its reaction to make a melee weapon attack.
Reduce to Ash (Costs 3 Actions). The
Monsters
Mordenkainen Presents: Monsters of the Multiverse
and using Charisma as the spellcasting ability (spell save DC 20):
At will: command, dancing lights, detect magic, thaumaturgy
2/day each: banishment, blade barrier, cure wounds, hold person, plane
allied demon within 30 feet of the drow uses its reaction to make one attack against a target of the drow’s choice that she can see.
Demon Staff. The drow makes one Demon Staff attack.
Cast a
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
barrier to many characters but easily navigated by water-breathing creatures. Obstacles can affect more than one room. A chasm might run through several passages and chambers, or send cracks through
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
Monsters
The Book of Many Things
2/day: Mass Cure Wounds (cast at 8th level)
1/day each: Blade Barrier, Divination, Greater RestorationThe medusa can take 3 legendary actions, choosing from the options below. It can take only one
until the creature is freed by the Greater Restoration spell or other magic.
A creature can use its reaction, if available, to shut its eyes to avoid the saving throw. If the creature does so, it has the blinded condition until the end of its next turn.
Compendium
- Sources->Dungeons & Dragons->Player's Handbook (2014)
Shield 1st-level abjuration Casting Time: 1 reaction, which you take when you are hit by an attack or targeted by the magic missile spell Range: Self Components: V, S Duration: 1 round An invisible
barrier of magical force appears and protects you. Until the start of your next turn, you have a +5 bonus to AC, including against the triggering attack, and you take no damage from magic missile.
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
Shield Level 1 Abjuration (Sorcerer, Wizard) Casting Time: Reaction, which you take when you are hit by an attack roll or targeted by the Magic Missile spell
Range: Self
Components: V, S
Duration: 1 round
An imperceptible barrier of magical force protects you. Until the start of your next turn, you have a +5 bonus to AC, including against the triggering attack, and you take no damage from Magic Missile.
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
Shield Level 1 Abjuration (Sorcerer, Wizard) Casting Time: Reaction, which you take when you are hit by an attack roll or targeted by the Magic Missile spell
Range: Self
Components: V, S
Duration: 1 round
An imperceptible barrier of magical force protects you. Until the start of your next turn, you have a +5 bonus to AC, including against the triggering attack, and you take no damage from Magic Missile.
Compendium
- Sources->Dungeons & Dragons->Uni and the Hunt for the Lost Horn
Shield Level 1 Abjuration (Sorcerer, Wizard) Casting Time: Reaction, which you take when you are hit by an attack roll or targeted by the Magic Missile spell
Range: Self
Components: V, S
Duration: 1 round
An imperceptible barrier of magical force protects you. Until the start of your next turn, you have a +5 bonus to AC, including against the triggering attack, and you take no damage from Magic Missile.
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
Shield 1st-level abjuration Casting Time: 1 reaction, which you take when you are hit by an attack or targeted by the magic missile spell Range: Self Components: V, S Duration: 1 round An invisible
barrier of magical force appears and protects you. Until the start of your next turn, you have a +5 bonus to AC, including against the triggering attack, and you take no damage from magic missile.
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
text to the players: A dark chasm gapes between grumbling volcanoes that spew lava and smoke into the hateful sky. The air trembles with the bellowing of some monstrous creature in the dark depths of
the chasm.
The demon lord Kostchtchie resembles a squat hill giant with short, bandy legs and a grossly shaped head. Frost giants who forsake their gods and turn to demon worship can summon
Magic Items
Tasha’s Cauldron of Everything
conjecture than fact, often referring to otherworldly beings, the mysterious Barrier Peaks in Oerth, and the supposedly related device known as the Machine of Lum the Mad. The best details on the device
action, you can command the servant to take one of the actions in its stat block or some other action.
When a creature provokes an opportunity attack from the servant, you can use your reaction to command
Compendium
- Sources->Dungeons & Dragons->Player's Handbook (2014)
). If a creature would be surrounded on all sides by the wall (or the wall and another solid surface), that creature can make a Dexterity saving throw. On a success, it can use its reaction to move up
or rest on any firm foundation. It must, however, merge with and be solidly supported by existing stone. Thus, you can use this spell to bridge a chasm or create a ramp. If you create a span greater
Compendium
- Sources->Dungeons & Dragons->Player's Handbook (2014)
the illusion), provided that you can see the illusion. Illusory Self Beginning at 10th level, you can create an illusory duplicate of yourself as an instant, almost instinctual reaction to danger. When
a creature makes an attack roll against you, you can use your reaction to interpose the illusory duplicate between the attacker and yourself. The attack automatically misses you, then the illusion
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
). If a creature would be surrounded on all sides by the wall (or the wall and another solid surface), that creature can make a Dexterity saving throw. On a success, it can use its reaction to move up
or rest on any firm foundation. It must, however, merge with and be solidly supported by existing stone. Thus, you can use this spell to bridge a chasm or create a ramp. If you create a span greater
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
its Reaction to move up to its Speed so that it is no longer enclosed by the wall. The wall can have any shape you desire, though it can’t occupy the same space as a creature or object. The wall doesn’t
need to be vertical or rest on a firm foundation. It must, however, merge with and be solidly supported by existing stone. Thus, you can use this spell to bridge a chasm or create a ramp. If you
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
Devil’s Ride moves at least 30 feet in a straight line, it can clear a distance of up to 60 feet when jumping over a chasm, ravine, or other gap. Each foot it clears on the jump costs a foot of
Cover). Drive and steer the Devil’s Ride.
Reactions
Juke. If the Devil’s Ride is able to move, the driver can use its reaction to grant the Devil’s Ride advantage on a Dexterity saving throw.
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
its Reaction to move up to its Speed so that it is no longer enclosed by the wall. The wall can have any shape you desire, though it can’t occupy the same space as a creature or object. The wall doesn’t
need to be vertical or rest on a firm foundation. It must, however, merge with and be solidly supported by existing stone. Thus, you can use this spell to bridge a chasm or create a ramp. If you
Compendium
- Sources->Dungeons & Dragons->The Book of Many Things
, Thaumaturgy
2/day: Mass Cure Wounds (cast at 8th level)
1/day each: Blade Barrier, Divination, Greater Restoration
Bonus Actions
Petrifying Gaze (Recharge 4–6). The medusa unleashes petrifying
Greater Restoration spell or other magic.
A creature can use its reaction, if available, to shut its eyes to avoid the saving throw. If the creature does so, it has the blinded condition until the
Compendium
- Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes
barrier, harm
7th level (2 slots): divine word, plane shift
8th level (1 slot): holy aura
9th level (1 slot): gate
Sunlight Sensitivity. While in sunlight, the drow has disadvantage on attack
. The drow makes one attack with her demon staff.
Compel Demon (Costs 2 Actions). An allied demon within 30 feet of the drow uses its reaction to make one attack against a target of the drow’s choice
Compendium
- Sources->Dungeons & Dragons->Mythic Odysseys of Theros
archon makes a radiant spear attack, and then its mount can use its reaction to make a melee weapon attack.
Return to Nyx (Costs 3 Actions). The archon causes a corpse it can see within 30 feet of it
the following spells, requiring no material components:
At will: command, compelled duel
1/day each: banishment, blade barrier
Mount. If the ashen rider isn’t mounted, it can use a bonus action
Compendium
- Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything
of unstoppable destruction. Tales of the servant’s origins involve more conjecture than fact, often referring to otherworldly beings, the mysterious Barrier Peaks in Oerth, and the supposedly related
can use your reaction to command the servant to make one Destructive Fist attack against that creature. While there are no attuned creatures inside the servant, it is an inert object. Ghost in the
Compendium
- Sources->Dungeons & Dragons->Monsters of the Multiverse
, blade barrier, cure wounds, hold person, plane shift, silence
1/day each: clairvoyance, darkness, detect thoughts, dispel magic, faerie fire, gate, levitate (self only), suggestion
Bonus Actions
. The drow regains spent legendary actions at the start of her turn.
Compel Demon. An allied demon within 30 feet of the drow uses its reaction to make one attack against a target of the drow’s
Compendium
- Sources->Dungeons & Dragons->Princes of the Apocalypse
spanning a firelit chasm.
The southeast chasm is described in area E12. A dozen fire temple cultists bunk here, but only four Eternal Flame guardians (see chapter 7) are present when the characters
one side or the other is defeated. If the characters don’t help the azers fight the salamanders, the azers turn on the characters as well. E12. Lava Chasm A stone bridge stretches across a hot, hazy
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
. Daveras tried to talk to him, but Figaro used a magical device to erect an impenetrable barrier around the room.
Personal History. Daveras wasn’t part of the Lambent Zenith’s crew. When his
barrier if he feels he can trust the characters. The barrier allows sound to pass through, meaning that the characters can talk with Figaro. A character talking with Figaro can make a DC 25 Charisma
Compendium
- Sources->Dungeons & Dragons->Sage Advice Compendium
can dispel the barrier created by globe of invulnerability, but not any magical effects that are active inside the barrier. If dispel magic targets the magical effect from bless cast by a cleric
: blade barrier
cloudkill
cloud of daggers
Evard’s black tentacles
forbiddance
moonbeam
sleet storm
spirit guardians
Reading the description of any of those spells, you might
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
Hellish Rebuke reaction, which she can use twice per day (but only once before her next turn). If she is reduced to fewer than half her hit points, Thalamra tries to escape through the nearest secret door
Candlekeep (see “Knights of the Shield”). V30. Barrier of Iron Bars This sewer tunnel slopes down gradually toward the south, channeling water and sewage into the city’s sewer system. The tunnel is blocked by
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a2
burn brightly on either side of the door, illuminating the western half of the room. Another ledge is barely visible on the other side of the chasm.
The hall beyond the doors, and the great
the forests north of Blasingdell. They keep their captives in a small pen until they put them to death or ransom them. A row of rough-hewn sapling trunks forms a crude but serviceable barrier across the
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
arched, wooden bridges span the chasm.
A subterranean monster that hungers for flesh—a nothic named Ssarnak—guards this cave. Lured by a faint magical effect emanating from the crevasse, the creature
(see appendix B). With the staff in hand, he can use an action to cast the mage armor spell and use his reaction to cast the shield spell.
Actions
Multiattack. Glasstaff makes two Shocking Burst
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a1
debris, and the bones of small animals cover it. A rough-hewn stairwell zigs and zags down the side of the ledge, descending into darkness.
The far wall of the chasm is 250 feet to the west, and the
character who approaches the door can smell the stench of what lies beyond. If the door is opened, read: Rats fill the room, trapped among their own waste. A small half-barrier prevents the rats from






