before barrier diffusing cone reverts - Search

Orb of Damara

Magic Items Forgotten Realms: Adventures in Faerûn

Cone. When you do, choose Acid, Cold, Fire, Lightning, or Poison. Each creature in the Cone makes a DC 18 Dexterity saving throw, taking 6d6;{"diceNotation":"6d6", "rollType":"roll", "rollAction

reverts to its original form and the orb reappears outside its body. Destroying the Orb. If an Ancient Gold Dragon willingly swallows the orb, the orb and the dragon are both destroyed.

Braxat

Monsters Spelljammer: Adventures in Space

"} bludgeoning damage. Acid Breath (Recharge 6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Acid Breath"}. The braxat exhales a 15-foot cone of acid. Each creature in the cone must make a DC 18

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

Hollyphant

Monsters Baldur’s Gate: Descent into Avernus

Aura of Invulnerability. An invisible aura forms a 10-foot-radius sphere around the hollyphant for as long as it lives. Any spell of 5th level or lower cast from outside the barrier can't affect

creatures or objects within it, even if the spell is cast using a higher level spell slot. Such a spell can target creatures and objects within the barrier, but the spell has no effect on them. Similarly

Oni Legacy

Monsters Basic Rules (2014)

, invisibility 1/day each: charm person, cone of cold, gaseous form, sleep Magic Weapons. The oni's weapon attacks are magical. Regeneration. The oni regains 10 hit points at the start of its turn if it

that is transformed is its glaive, which shrinks so that it can be wielded in humanoid form. If the oni dies, it reverts to its true form, and its glaive reverts to its normal size.

Brain in Iron

Monsters Infernal Machine Rebuild

","rollAction":"Mind Blast"}. The brain in a jar magically emits psychic energy in a 60-foot cone. Each creature in that area must succeed on a DC 15 Intelligence saving throw or take 13 (2d8 + 4

Barrier Peaks. After constructing a new collective body from spare parts, the brains escaped (and now seek revenge against the characters if they did not aid the brains sufficiently during that

Ancient Silver Dragon Legacy

Monsters Basic Rules (2014)

uses one of the following breath weapons. Cold Breath. The dragon exhales an icy blast in a 90-foot cone. Each creature in that area must make a DC 24 Constitution saving throw, taking 67 (15d8

exhales paralyzing gas in a 90-foot cone. Each creature in that area must succeed on a DC 24 Constitution saving throw or be paralyzed for 1 minute. A creature can repeat the saving throw at the end of each

Adult Silver Dragon Legacy

Monsters Basic Rules (2014)

of the following breath weapons. Cold Breath. The dragon exhales an icy blast in a 60-foot cone. Each creature in that area must make a DC 20 Constitution saving throw, taking 58 (13d8

paralyzing gas in a 60-foot cone. Each creature in that area must succeed on a DC 20 Constitution saving throw or be paralyzed for 1 minute. A creature can repeat the saving throw at the end of each of its

Ancient Bronze Dragon Legacy

Monsters Basic Rules (2014)

, or half as much damage on a successful one. Repulsion Breath. The dragon exhales repulsion energy in a 30-foot cone. Each creature in that area must succeed on a DC 23 Strength saving throw. On a

into its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its

Adult Bronze Dragon Legacy

Monsters Basic Rules (2014)

, or half as much damage on a successful one. Repulsion Breath. The dragon exhales repulsion energy in a 30-foot cone. Each creature in that area must succeed on a DC 19 Strength saving throw. On a

its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its

Ancient Gold Dragon Legacy

Monsters Basic Rules (2014)

":"recharge","rollAction":"Breath Weapons"}. The dragon uses one of the following breath weapons. Fire Breath. The dragon exhales fire in a 90-foot cone. Each creature in that area must make a DC 24

one. Weakening Breath. The dragon exhales gas in a 90-foot cone. Each creature in that area must succeed on a DC 24 Strength saving throw or have disadvantage on Strength-based attack rolls, Strength

Draconian Mastermind

Monsters Fizban's Treasury of Dragons

. Noxious Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Noxious Breath"}. The draconian exhales a 15-foot cone of noxious gas. Each creature in that area must make a DC

: dimension door, disguise self, sendingMagic Shield (3/Day). When the draconian is hit by an attack roll, it can create an invisible barrier of magical force around itself, granting it a +5 bonus to its

Adult Gold Dragon Legacy

Monsters Basic Rules (2014)

","rollAction":"Breath Weapons"}. The dragon uses one of the following breath weapons. Fire Breath. The dragon exhales fire in a 60-foot cone. Each creature in that area must make a DC 21 Dexterity

. Weakening Breath. The dragon exhales gas in a 60-foot cone. Each creature in that area must succeed on a DC 21 Strength saving throw or have disadvantage on Strength-based attack rolls, Strength checks

Stalagma Steelshadow

Monsters Waterdeep: Dungeon of the Mad Mage

exhales paralyzing gas in a 60-foot cone. Each creature in that area must succeed on a DC 20 Constitution saving throw or be paralyzed for 1 minute. A creature can repeat the saving throw at the end of

its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its

Umbraxakar

Monsters Waterdeep: Dungeon of the Mad Mage

Umbraxakar’s control. Repulsion Breath. The dragon exhales repulsion energy in a 30-foot cone. Each creature in that area must succeed on a DC 19 Strength saving throw. On a failed save, the

reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its alignment, hit points, Hit

Ancient Brass Dragon Legacy

Monsters Basic Rules (2014)

exhales sleep gas in a 90-foot cone. Each creature in that area must succeed on a DC 21 Constitution saving throw or fall unconscious for 10 minutes. This effect ends for a creature if the creature takes

reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its alignment, hit points, Hit

Hoard Mimic

Monsters Fizban's Treasury of Dragons

mist of acid in a 30-foot cone. Each creature in that area must make a DC 14 Dexterity saving throw. On a failed save, the creature takes 27 (6d8);{"diceNotation":"6d8", "rollType":"damage", "rollAction

. The mimic transforms into a hoard or back into its true, amorphous form. Its statistics are the same in each form. Any equipment it is wearing or carrying isn’t transformed. It reverts to its

Lhammaruntosz

Monsters Sleeping Dragon’s Wake

"} lightning damage on a failed save, or half as much damage on a successful one. Repulsion Breath. Lhammaruntosz exhales repulsion energy in a 30-foot cone. Each creature in that area must succeed on

rating no higher than her own, or back into her true form. She reverts to her true form if she dies. Any equipment she is wearing or carrying is absorbed or borne by the new form (Lhammaruntosz's choice

Ancient Copper Dragon Legacy

Monsters Basic Rules (2014)

exhales gas in a 90-foot cone. Each creature in that area must succeed on a DC 22 Constitution saving throw. On a failed save, the creature can't use reactions, its speed is halved, and it can't make more

its own, or back into its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the

Euryale

Monsters The Book of Many Things

statistics are the same in each form except where noted in this stat block. Any equipment she is wearing or carrying isn’t transformed. Euryale reverts to her medusa form if she dies. Petrifying

Gaze (Recharge 4–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Petrifying Gaze"}. Euryale unleashes petrifying magic from her eyes in a 30-foot cone. Each creature in that area must

Hollyphant

Compendium - Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus

5th level or lower cast from outside the barrier can’t affect creatures or objects within it, even if the spell is cast using a higher level spell slot. Such a spell can target creatures and objects

within the barrier, but the spell has no effect on them. Similarly, the area within the barrier is excluded from the areas affected by such spells. The hollyphant can use an action to suppress this

Braxat

Compendium - Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie

, though they tend to do so only as a last resort, since the acid dissolves and ruins the flesh they crave. A braxat projects an invisible psychic barrier around itself that enhances its natural armor

target. Hit: 21 (3d8 + 8) bludgeoning damage. Acid Breath (Recharge 6). The braxat exhales a 15-foot cone of acid. Each creature in the cone must make a DC 18 Constitution saving throw, taking 26

M6. Immortality Ritual

Compendium - Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos

, he can take lair actions. Barrier. Murgaxor is surrounded by a barrier of arcane energy resembling a cocoon of writhing mud. While surrounded by this barrier, Murgaxor and the stones encircling him

can’t be targeted by attacks or spells. The barrier has AC 14; 200 hit points; resistance to bludgeoning, piercing, and slashing damage from nonmagical attacks; and immunity to poison and psychic

Hierophant Medusa

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

(Recharge 4–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Petrifying Gaze"}. The medusa unleashes petrifying magic from its eyes in a 30-foot cone. Each creature in that area must make a

Oni

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

components: At will: darkness, invisibility 1/day each: charm person, cone of cold, gaseous form, sleep Magic Weapons. The oni’s weapon attacks are magical. Regeneration. The oni regains 10 hit

in each form. The only equipment that is transformed is its glaive, which shrinks so that it can be wielded in humanoid form. If the oni dies, it reverts to its true form, and its glaive reverts to its normal size.

Hoard Mimic

Compendium - Sources->Dungeons & Dragons->Fizban's Treasury of Dragons

grapple ends, the target is restrained. Ability checks made to escape this grapple have disadvantage. Caustic Mist (Recharge 5–6). The mimic sprays a fine mist of acid in a 30-foot cone. Each creature

takes half as much damage and isn’t blinded. Shapechanger. The mimic transforms into a hoard or back into its true, amorphous form. Its statistics are the same in each form. Any equipment it is wearing or carrying isn’t transformed. It reverts to its true form if it dies.

Draconian Mastermind

Compendium - Sources->Dungeons & Dragons->Fizban's Treasury of Dragons

(Recharge 5–6). The draconian exhales a 15-foot cone of noxious gas. Each creature in that area must make a DC 14 Constitution saving throw. On a failed save, the creature takes 21 (6d6) poison damage

: dimension door, disguise self, sending Reactions Magic Shield (3/Day). When the draconian is hit by an attack roll, it can create an invisible barrier of magical force around itself, granting it a +5 bonus to its AC against that attack and potentially causing the attack to miss.

Outside Combat

Compendium - Sources->Dungeons & Dragons->Volo's Guide to Monsters

easier to run. In the safety of its lair, outside the view of any would-be enemies, a beholder can use any of its eye rays whenever it wants to. Many of them serve as tools. Antimagic Cone The magic

-nullifying effect of a beholder’s central eye has a number of possible uses outside combat, but if it’s not needed, the beholder can turn it off by simply closing the eye. Negative Energy Cone Normally

Metallic Dragons

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

damage on a successful one. Sleep Breath. The dragon exhales sleep gas in a 90-foot cone. Each creature in that area must succeed on a DC 21 Constitution saving throw or fall unconscious for 10 minutes

no higher than its own, or back into its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon’s choice). In a

Example Traps

Compendium - Sources->Dungeons & Dragons->D&D Beyond Basic Rules

: Instantaneous When a creature moves onto this trap’s pressure plate for the first time on a turn or starts its turn there, a nearby statue exhales a 15-foot Cone of magical flame. The statue can 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 successful

Euryale

Compendium - Sources->Dungeons & Dragons->The Book of Many Things

except where noted in this stat block. Any equipment she is wearing or carrying isn’t transformed. Euryale reverts to her medusa form if she dies. Petrifying Gaze (Recharge 4–6). Euryale unleashes

petrifying magic from her eyes in a 30-foot cone. Each creature in that area must make a DC 18 Constitution saving throw if it doesn’t have the blinded condition. If the saving throw fails by 5 or more, the

13. Transmutorium

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

see whatever is in front of it, but nothing behind it. It can’t speak, and its movement is limited to harmless flapping. It can’t use its Antimagic Cone trait or take any actions or reactions

reverts to normal size. The effects of the chamber aren’t cumulative — a reduced creature that is reduced again or an enlarged creature that is enlarged again doesn’t change size further. Each time the

Hierophant Medusa

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

magic from its eyes in a 30-foot cone. Each creature in that area must make a DC 18 Constitution saving throw if it doesn’t have the blinded condition. If the saving throw fails by 5 or more, the

Example Traps

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

Duration: Instantaneous When a creature moves onto this trap’s pressure plate for the first time on a turn or starts its turn there, a nearby statue exhales a 15-foot Cone of magical flame. The statue can

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

Monster Stat Blocks

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

Dexterity saving throw, taking 45 (13d6) fire damage on a failed save, or half as much damage on a successful one. Sleep Breath. The dragon exhales sleep gas in a 60-foot cone. Each creature in that area

30-foot cone. Each creature in that area must succeed on a DC 19 Strength saving throw. On a failed save, the creature is pushed 60 feet away from the dragon. Change Shape. The dragon magically

44. Vault of the Beholder

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

. When an untethered creature is shoved or otherwise moved across the floor, it travels in one direction and does not stop until it comes into contact with a wall or other barrier. The alcoves contain

adventurers as possible, while making sure to not catch the iron sphere in its Antimagic Cone. Belchorzh doesn’t pursue intruders who flee its vault. However, if the adventurers steal even one copper

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