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Returning 35 results for 'diameter instance are blast'.
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Monsters
Spelljammer: Adventures in Space
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and leaves a 10-foot-diameter tunnel in its wake.
Unusual Nature. The dragon doesn't require air.Multiattack. The
a blast of frost in a 30-foot cone. Each creature in the cone must make a DC 15 Constitution saving throw. On a failed save, the creature takes 27 (6d8);{"diceNotation":"6d8","rollType":"damage
Monsters
Spelljammer: Adventures in Space
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and leaves a 5-foot-diameter tunnel in its wake.
Unusual Nature. The dragon doesn’t require air.Bite. Melee
":"1d6","rollType":"recharge","rollAction":"Cold Breath"}. The dragon exhales a blast of frost in a 15-foot cone. Each creature in the cone must make a DC 13 Constitution saving throw. On a failed
Monsters
Mordenkainen Presents: Monsters of the Multiverse
tempest is always at the center of a storm 1d6 + 4;{"diceNotation":"1d6+4","rollType":"roll","rollAction":"Living Storm"} miles in diameter. Heavy precipitation in the form of either rain or snow
). The tempest releases a blast of thunder and wind in a line that is 300 feet long and 20 feet wide. Objects in that area take 22 (4d10);{"diceNotation":"4d10","rollType":"damage","rollDamageType
Monsters
Princes of the Apocalypse
has advantage on saving throws against spells and other magical effects.Multiattack. Imix makes two slam attacks or two flame blast attacks.
Slam. Melee Weapon Attack: +12;{"diceNotation":"1d20+12
damage plus 18 (5d6);{"diceNotation":"5d6","rollType":"damage","rollAction":"Slam","rollDamageType":"fire"} fire damage.
Flame Blast. Ranged Spell Attack: +12;{"diceNotation":"1d20+12","rollType
Monsters
Waterdeep: Dungeon of the Mad Mage
sight, and allows him to see invisible creatures and objects, as well as into the Ethereal Plane, out to a range of 120 feet.
Halaster wields a blast scepter (a very rare magic item that requires
attunement). It can be used as an arcane focus. Whoever is attuned to the blast scepter gains resistance to fire and lightning damage and can, as an action, use it to cast thunderwave as a 4th-level spell
Monsters
Spelljammer: Adventures in Space
-foot-diameter tunnel in its wake.
Unusual Nature. The dragon doesn’t require air.Multiattack. The dragon makes one Bite attack and two Claw attacks.
Bite. Melee Weapon Attack: +11;{"diceNotation
":"Tail","rollDamageType":"bludgeoning"} bludgeoning damage.
Cold Breath (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Cold Breath"}. The dragon exhales a blast of frost in
Monsters
Spelljammer: Adventures in Space
-foot-diameter tunnel in its wake.
Unusual Nature. The dragon doesn’t require air.Multiattack. The dragon makes one Bite attack and two Claw attacks.
Bite. Melee Weapon Attack: +14;{"diceNotation
":"Tail","rollDamageType":"bludgeoning"} bludgeoning damage.
Cold Breath (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Cold Breath"}. The dragon exhales a blast of frost in
Elder Tempest
Legacy
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Monsters
Mordenkainen’s Tome of Foes
storm 1d6 + 4;{"diceNotation":"1d6+4","rollType":"roll","rollAction":"Living Storm"} miles in diameter. Heavy precipitation in the form of either rain or snow falls there, causing the area to be lightly
":"damage","rollDamageType":"lightning"} lightning damage on a failed save, or half as much damage on a successful one.
Screaming Gale (Costs 3 Actions). The tempest releases a blast of thunder and
Compendium
- Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie
and leaves a 5-foot-diameter tunnel in its wake.
Unusual Nature. The dragon doesn’t require air.
Actions
Bite. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 5 (1d6 + 2) piercing
damage plus 3 (1d6) cold damage.
Cold Breath (Recharge 5–6). The dragon exhales a blast of frost in a 15-foot cone. Each creature in the cone must make a DC 13 Constitution saving throw. On a failed
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
statue is destroyed, it turns to dust. A delayed blast fireball spell (save DC 20) then immediately detonates in its space. Stone Plug. The secret door in the ceiling is an airtight, circular stone plug 8
feet in diameter. A character who examines the ceiling closely can spot the circular seam in the rock with a successful DC 15 Wisdom (Perception) check. The stone plug, which weighs 1,000 pounds, has
Compendium
- Sources->Dungeons & Dragons->Sage Advice Compendium
options on a single spell. Can you use one option multiple times? A sorcerer can use one Metamagic option once in the casting of a spell, not the same option more than once. For instance, a sorcerer can’t
improves one of the rays of a scorching ray spell or one of the beams of an eldritch blast spell. Can Empowered Spell affect all the rays of a scorching ray spell, or just one? A sorcerer’s Empowered
Compendium
- Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie
leaves a 10-foot-diameter tunnel in its wake.
Unusual Nature. The dragon doesn’t require air.
Actions
Multiattack. The dragon makes one Bite attack and two Claw attacks.
Bite. Melee Weapon
.
Cold Breath (Recharge 5–6). The dragon exhales a blast of frost in a 30-foot cone. Each creature in the cone must make a DC 15 Constitution saving throw. On a failed save, the creature takes 27
Compendium
- Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie
choose to succeed instead.
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and leaves a 15-foot-diameter tunnel in its wake.
Unusual Nature. The dragon doesn’t require
) bludgeoning damage.
Cold Breath (Recharge 5–6). The dragon exhales a blast of frost in a 60-foot cone. Each creature in the cone must make a DC 18 Constitution saving throw. On a failed save, the
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
becomes square in it, whether the area is a sphere, cylinder, or radius. For instance, the 10-foot radius of flame strike, which has a diameter of 20 feet, is expressed as a square that is 20 feet on
using. Every 5 feet of the area equals 1 inch of the template’s size. For example, the 20-foot-radius sphere of the fireball spell, which has a 40-foot diameter, would translate into a circular
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
stone shelves that circle the room to a height of 10 feet.
Symbol. Inscribed on the floor and covered with a circular rug sewn with repeating eye-like patterns is a nearly invisible, 10-foot-diameter
antimagic field, cloudkill, circle of death, delayed blast fireball, ice storm, legend lore, scrying, and symbol.
Compendium
- Sources->Dungeons & Dragons->Monsters of the Multiverse
the center of a storm 1d6 + 4 miles in diameter. Heavy precipitation in the form of either rain or snow falls there, causing the area to be lightly obscured. Heavy rain also extinguishes open flames and
failed save, or half as much damage on a successful one.
Screaming Gale (Costs 3 Actions). The tempest releases a blast of thunder and wind in a line that is 300 feet long and 20 feet wide. Objects
Compendium
- Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie
, it can choose to succeed instead.
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and leaves a 20-foot-diameter tunnel in its wake.
Unusual Nature. The dragon
(2d6 + 8) bludgeoning damage.
Cold Breath (Recharge 5–6). The dragon exhales a blast of frost in a 90-foot cone. Each creature in the cone must make a DC 21 Constitution saving throw. On a failed
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
throw, it can choose to succeed instead.
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and leaves a 15-foot-diameter tunnel in its wake.
Actions
Multiattack. The
(Recharge 5–6). The dragon exhales a blast of frost in a 60-foot cone. Each creature in that area must make a DC 18 Constitution saving throw. On a failed save, the creature takes 36 (8d8) cold damage
Compendium
- Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes
miles in diameter. Heavy precipitation in the form of either rain or snow falls there, causing the area to be lightly obscured. Heavy rain also extinguishes open flames and imposes disadvantage on
save, or half as much damage on a successful one.
Screaming Gale (Costs 3 Actions). The tempest releases a blast of thunder and wind in a line that is 1 mile long and 20 feet wide. Objects in that
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
d followed by the number of sides: d4, d6, d8, d10, d12, and d20. For instance, a d6 is a six-sided die (the typical cube that many games use).
Percentile dice, or d100, work a little differently
outrageous bluff? Can a character swim across a raging river? Can a character avoid the main blast of a fireball, or does he or she take full damage from the blaze? In cases where the outcome of an action is
Compendium
- Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything
, thunderwave Healer: cure wounds, guidance, sacred flame Prodigy: eldritch blast, healing word, light The Cantrips Known and Spells Known columns of the Spellcaster table shows when the sidekick
learns more spells of your choice. Each of the spells in the Spells Known column must be of a level for which the sidekick has spell slots, as shown on the table. For instance, when the sidekick reaches
Compendium
- Sources->Dungeons & Dragons->Princes of the Apocalypse
two flame blast attacks.
Slam. Melee Weapon Attack: +12 to hit, reach 10 ft., one target. Hit: 18 (2d10 + 7) bludgeoning damage plus 18 (5d6) fire damage.
Flame Blast. Ranged Spell Attack: +12 to
. Only one legendary action option can be used at a time and only at the end of another creature’s turn. Imix regains spent legendary actions at the start of his turn.
Heat Wave. Imix creates a blast
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a4
monsters. White Plume Mountain is an almost perfectly conical volcanic hill formed from an ancient slow lava leakage. It is about 1,000 yards in diameter at the base, and rises about 800 feet above
coinciding with the wind cycle. If it were not for the continuous roaring of the Plume, this whistling could be heard for a great distance. The cave is about 8 feet in diameter and 40 feet long. At the
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
neither harmful nor beneficial. For instance, a fireball might produce an area of harmless cold. 5 The caster suffers a minor but bizarre effect related to the spell. Such effects last only as long as
target, up to the spell’s maximum range, if the target has moved away. Staffs A magic staff is about 5 or 6 feet long. Staffs vary widely in appearance: some are of nearly equal diameter throughout
Compendium
- Sources->Dungeons & Dragons->Volo's Guide to Monsters
come out of hiding most of the time. Occasionally, he does appear before a tribe of worshipers as a 9-foot-tall xvart carrying an empty sack. In every such instance, Raxivort takes all of the treasure
): eldritch blast, mage hand, minor illusion, poison spray, prestidigitation
1st–2nd level (2 2nd-level slots): burning hands, expeditious retreat, invisibility, scorching ray
Low Cunning. The
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
from the others with a wall of force spell. It then uses its Mind Blast to stun its prey as a prelude to extracting its brain.
If N’ghathrod is reduced to 55 hit points or fewer, its survival
gp each). Half buried by coins is a 5-inch-diameter miniature beholder made of enameled gold with a black pearl central eye and multicolored spinels at the ends of its eyestalks (2,500 gp). Chest 2
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a5
secures the dungeon. No spell or trait allows anyone to evade the dungeon’s security. For instance, a wizard might use a dimension door spell to teleport from one part of a zone to another, but no spell
takes 5 (2d4) force damage. White Gates. White gates are placed in the dungeon to block passage between zones. When the characters see a white gate for the first time, read: A ten-foot-diameter circle
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
here and built the barricade. Treasure. The largest bugbear carries a pouch containing 15 cp, 13 ep, two agates worth 10 gp each, and a potion of healing. W12: Smelter Cavern A blast furnace and a
by fire, and heaps of debris beneath the sagging ceiling show that this room was damaged by a destructive blast. The furnishings—tables, chairs, bookshelves, beds—are charred or splintered. A
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dragon Heist
). When one keg explodes, all other kegs within the area of effect explode as well. If half the kegs explode at once, the blast blows a hole in the forward hull large enough to sink the ship. If all
twenty kegs explode at once, the blast blows half the ship to smithereens, shatters windows throughout the Dock Ward, and can be heard as far away as the Field Ward. J28. Walk-in Closets Eyecatcher only
Compendium
- Sources->Dungeons & Dragons->Eberron: Rising from the Last War
instance, traveling from Lower Menthis to Upper Central involves passing through three wards (taking a bridge from Lower Menthis to Lower Central, then ascending two levels) and can take 90 minutes or
mainly used to move cargo and can be up to 30 feet in diameter. Most lifts have rails but aren’t fully enclosed; if combatants fight on a lift, someone falling or being pushed off the edge is always a
Compendium
- Sources->Dungeons & Dragons->Acquisitions Incorporated
Disintegration trait results in the replica falling into a pile of parts — gears, plates, screws, and wires — rather than turning to dust. Each collapsed modron also spits out a six-inch-diameter magically
opens, and a blast of musty, dust-choked air spills out from the room beyond. That dusty chamber holds three creatures that look like inverted pyramids with mechanical arms and legs, and another
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
Short or Long Rest). Auril causes a magical blast of cold air to erupt from her hand. Each creature in a 60-foot cone must make a DC 21 Constitution saving throw, taking 36 (8d8) cold damage on a failed
Auril’s third form, called Winter’s Womb or the Queen of Frozen Tears by her most ardent followers, is a 3-foot-diameter ice diamond containing the god’s divine spark. The diamond has facets and a
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dragon Heist
-diameter pentagram has been burned into the floor around him. A detect magic spell reveals a powerful aura of abjuration magic emanating from the symbol. Osvaldo’s chains are wrapped around the beams
(Athletics) check. The vault is empty. Cold Trap. If a creature enters the vault without first saying “Gold is my shield,” an intense blast of magical cold fills the room. All creatures in the vault at
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
above the bed are large chains and manacles, the purpose of which is known only to the duke and the duchess. A 15-foot-diameter shield made from adult black dragon scales is displayed on the north wall
it, fight over it, blast it with their fiery breath, and otherwise knock it around, much to Zalto’s delight. Duke Zalto is a fire giant, with the following changes: He has 221 hit points. He wears a
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
gp. If touched by an evil creature, the holy symbol is consumed in a blast of intense light that deals 11 (2d10) radiant damage to all creatures within 5 feet of it. Characters familiar with Barovian
and engaging in mischief. For instance, it warns the characters that the sarcophagus is trapped, and that opening the lid will free a pit fiend bound within. Treasure. Characters who take the time to






