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Umber Hulk

Monsters Monster Manual

Tunneler. The umber hulk can burrow through solid rock at half its Burrow Speed and leaves a 10-foot-diameter tunnel in its wake.Multiattack. The umber hulk makes three Rend attacks. Rend. Melee

determine what it does on its next turn: 1–4. The target does nothing.5–6. The target takes no action or Bonus Action and uses all its movement to move in a random direction.7–8. The

Portable Hole

Magic Items Dungeon Master’s Guide

This fine black cloth, soft as silk, is folded up to the dimensions of a handkerchief. It unfolds into a circular sheet 6 feet in diameter. You can take a Magic action to unfold a Portable Hole and

where the one item was placed inside the other. Any creature within 10 feet of the gate and not behind Total Cover is sucked through it and deposited in a random location on the Astral Plane. The gate then closes. The gate is one-way only and can’t be reopened.

Orb of Dragonkind

Magic Items Dungeon Master’s Guide

;s control. An orb is an etched crystal globe about 10 inches in diameter. When used, it grows to about 20 inches in diameter, and mist swirls inside it. While attuned to an orb, you can take a

, freedom from the orb, to spread suffering in the world, to advance the worship of Tiamat, or something else the DM decides. Random Properties. An Orb of Dragonkind has the following random properties

Hat of Many Spells

Magic Items Dungeon Master’s Guide

its normal casting time, and you can’t use this property again until you finish a Short or Long Rest. On a failed check, you fail to cast the spell and a random effect occurs instead

, determined by rolling on the following table. Any spell you cast from the hat uses your spell save DC and spell attack bonus. 1d100 Effect 01–50 You cast a random spell determined by

Sphere of Annihilation

Magic Items Dungeon Master’s Guide

This 2-foot-diameter black sphere is a hole in the multiverse, hovering in space and stabilized by a magical field surrounding it. The sphere obliterates all matter it passes through and all matter

extradimensional space. 86–00 A spatial rift sends the sphere and each creature and object within 180 feet of the sphere to a random plane of existence.

Orb of Damara

Magic Items Forgotten Realms: Adventures in Faerûn

away. The Orb of Damara is about 6 inches in diameter and is made of a glassy, iridescent material that's like obsidian but incredibly hard. If held to one's own lips with the intention of consuming

the start of its next turn. A creature that succeeds on this save is immune to the aura’s effects for 24 hours. Flight. You have a Fly Speed of 60 feet and can hover. Random Properties. The

Bag of Holding Legacy

Magic Items Basic Rules (2014)

This bag has an interior space considerably larger than its outside dimensions, roughly 2 feet in diameter at the mouth and 4 feet deep. The bag can hold up to 500 pounds, not exceeding a volume of

inside the other. Any creature within 10 feet of the gate is sucked through it to a random location on the Astral Plane. The gate then closes. The gate is one-way only and can’t be reopened.

Portable Hole Legacy

Magic Items Basic Rules (2014)

This fine black cloth, soft as silk, is folded up to the dimensions of a handkerchief. It unfolds into a circular sheet 6 feet in diameter. You can use an action to unfold a portable hole and place

one item was placed inside the other. Any creature within 10 feet of the gate is sucked through it and deposited in a random location on the Astral Plane. The gate then closes. The gate is one-way only and can’t be reopened.

Orb of Dragonkind Legacy

Magic Items Basic Rules (2014)

globe about 10 inches in diameter. When used, it grows to about 20 inches in diameter, and mist swirls inside it. While attuned to an orb, you can use an action to peer into the orb’s depths and

advance the worship of Tiamat, or something else the GM decides. Random Properties An Orb of Dragonkind has the following random properties: 2 minor beneficial properties 1 minor detrimental

Sphere of Annihilation Legacy

Magic Items Basic Rules (2014)

This 2-foot-diameter black sphere is a hole in the multiverse, hovering in space and stabilized by a magical field surrounding it. The sphere obliterates all matter it passes through and all matter

or into the extradimensional space. 86-00 A spatial rift sends each creature and object within 180 feet of the sphere, including the sphere, to a random plane of existence.

Aberrant Dragonmark

Feats Wayfinder's Guide to Eberron

mark, you can expend one of your Hit Dice and roll it. If you roll an even number, you gain a number of temporary hit points equal to the number rolled. If you roll an odd number, one random creature

within 30 feet of you (not including you) takes force damage equal to the number rolled. If no other creatures are in range, you take the damage. You also develop a random flaw from the Aberrant

Gauth

Monsters Mordenkainen Presents: Monsters of the Multiverse

":"piercing"} piercing damage. Eye Rays. The gauth shoots three of the following magical eye rays at random (roll three d6s;{"diceNotation":"1d6","rollType":"roll","rollAction":"Eye Rays"}, and reroll

Constructs and Undead.A gauth is a hungry, tyrannical creature similar to a beholder that eats magic and tries to exact tribute from anything weaker than itself. Its body is about 4 feet in diameter, with

Juiblex

Monsters Mordenkainen Presents: Monsters of the Multiverse

the slime appears, each creature on it must succeed on a DC 21 Dexterity saving throw or fall prone and slide 10 feet in a random direction determined by a d8 roll. When a creature enters the area for

, this creature can move up to 20 feet through spaces no more than an inch in diameter. It must end this movement in a space that can accommodate its full size. Otherwise, it takes 5 force damage and

Ancient Time Dragon

Monsters Planescape: Adventures in the Multiverse

Cycle of Rebirth. If the dragon dies, its soul coalesces into a steely egg and teleports to a random plane of existence. The egg is immune to all damage and hatches into a time dragon wyrmling after

the effect on itself after it succeeds on three of these saves. Time Gate (1/Day). The dragon conjures a 20-foot-diameter, circular portal in the space between its horns or in an unoccupied space it

Crook of Rao

Magic Items Tasha’s Cauldron of Everything

;potentially for the final time. Random Properties. The artifact has the following random properties, which you can determine by rolling on the tables in the "Artifacts" section of the Dungeon Master

conjured as a result of this effect appear in random unoccupied spaces within 60 feet of you and are not under your control. Extraplanar Reversal d100 Effect 1–25 A portal to

Yeenoghu Legacy

Monsters Out of the Abyss

flail attacks. If an attack hits, he can cause it to create an additional effect of his choice or at random (each effect can be used only once per Multiattack): 1. The attack deals an extra 13 (2d12

same effect two rounds in a row. Yeenoghu causes an iron spike—5 feet tall and 1 inch in diameter—to burst from the ground at a point he can see within 100 feet of him. Any creature in

Halaster Blackcloak

Monsters Waterdeep: Dungeon of the Mad Mage

parts restored. His new body appears in a random safe location in Undermountain. Spellcasting. Halaster is a 20th-level spellcaster. His spellcasting ability is Intelligence (spell save DC 22, +14 to hit

ghostly, 1-foot-diameter humanoid eye surrounded by motes of light. The sensor is stationary, though Halaster can reorient the eye to face in any direction. Halaster can see through the eye as though he

Teeth of Dahlver-Nar

Magic Items Tasha’s Cauldron of Everything

a random destination, which could be on a different world of the Material Plane. Destroying the Teeth. Each tooth must be destroyed individually by sowing it in the area where the tooth’s story

(Perception) checks from constant whispers of memories and nearby minds. 9 The Disappearances of Half Hollow (vomerine tooth of a Large toad) 4 giant toad;giant toads Your long jump is up to 30

General Features

Compendium - Sources->Dungeons & Dragons->Tyranny of Dragons

General Features Map 17.1: The Well of DragonsView Player Version Corridors. The lava tubes range from 15 to 25 feet in diameter. They are large enough for dracoliches and dragons to move through

. The sound of the Draakhorn constantly moans throughout the Well of Dragons, originating from area 8. Combined with the cult’s activity in and above the caverns, it creates a constant thrum of

General Features

Compendium - Sources->Dungeons & Dragons->Rise of Tiamat

General Features Corridors. The lava tubes range from 15 to 25 feet in diameter. They are large enough for dracoliches and dragons to move through easily. Light. The lava tube corridors are dimly lit

throughout the Well of Dragons, originating from area 8. Combined with the cult’s activity in and above the caverns, it creates a constant thrum of background noise transmitted through the stone. Sounds of

Devastation Orb

Magic Items Princes of the Apocalypse

diameter, weighs 10 pounds, and has a solid outer shell. The orb detonates 1d100 hours after its creation, releasing the elemental energy it contains. The orb gives no outward sign of how much time

apply, as detailed in chapter 5 of the Dungeon Master’s Guide. At the end of each hour, there is a ten percent chance that the heat wave starts a wildfire in a random location within the area of

Iggwilv's Cauldron

Magic Items The Wild Beyond the Witchlight

—eight of each animal. In either form, the cauldron is roughly 3 feet in diameter and has a 2-foot-wide mouth, a round lid with a molded handle at the top, and eight clawed feet for stability. The

can attune to the cauldron simultaneously, provided they have formed a coven. If the coven disbands, the attunement ends for all three hags. Random Properties. Regardless of the form it takes, the

Starting Area

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

Starting Area The Starting Area table produces a chamber or a set of corridors at the entrance to your dungeon. When rolling for a random starting area, pick one of the doors or passages leading into

. diameter; one passage at each cardinal direction 7 Circle, 40 ft. diameter; one passage in each cardinal direction; well in middle of room (might lead down to lower level) 8 Square, 20 × 20 ft

The Worm Tunnels

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

south of this nursery. Use the guidelines in chapters 2 and 10 as the party travels through the Underdark, but use the Wormwrithings Encounters table instead of the random encounter tables in chapter 2

the Underdark, spellcasters won’t have to deal with the effects described under “Faerzress” in chapter 2. The tunnels created by the purple worms are tubular and roughly 10 feet in diameter. A typical stretch of tunnel is 1d6 miles long before it intersects with another tunnel or a naturally formed cavern.

Feat: Aberrant Dragonmark

Compendium - Sources->Dungeons & Dragons->Eberron: Rising from the Last War

. You also develop a random flaw from the Aberrant Dragonmark Flaws table. Aberrant Dragonmark Flaws d8 Flaw 1 Your mark is a source of constant physical pain. 2 Your mark whispers to you. Its

rolled. If you roll an odd number, one random creature within 30 feet of you (not including you) takes force damage equal to the number rolled. If no other creatures are in range, you take the damage

8. Thanks for the Memories

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

sinkhole, which plunges 100 feet into darkness. (At the bottom of the sinkhole lies a moldering beholder corpse.) Elevated Tunnel. A 10-foot-diameter tunnel in the west wall can be reached by

“Treasure” below). The gas spores carry the memories of the beholder that birthed them. A creature that inhales the spores inherits a random beholder memory, determined by rolling on the Beholder

Adult Sapphire Dragon

Monsters Fizban's Treasury of Dragons

needing to make an ability check. Tunneler. The dragon can burrow through solid rock at half its burrowing speed and can leave a 10-foot-diameter tunnel in its wake.Multiattack. The dragon makes one

who will listen to lectures on military history without complaint. 8 An adult sapphire dragon and an aboleth psychically face off for control of an area of the Underdark. The constant bombardment

Bag of Holding

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

Bag of Holding Wondrous item, uncommon This bag has an interior space considerably larger than its outside dimensions, roughly 2 feet in diameter at the mouth and 4 feet deep. The bag can hold up to

originates where the one item was placed inside the other. Any creature within 10 feet of the gate is sucked through it to a random location on the Astral Plane. The gate then closes. The gate is one-way only and can’t be reopened.

Reaching the Tower

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

find the cavern where the tower stands without getting lost. Use random encounters from chapter 13, “The Wormwrithings,” on the way to the tower. The final stretch to reach the tower is through a

sideways to squeeze. It takes about an hour to navigate its pitch-black darkness, and the journey is filled with a constant echo of distant sounds. The passage then widens, opening out into a cavern whose

Orb of Dragonkind

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

coax magic from it. Those lacking in force of personality might find themselves enslaved to an orb. An orb is an etched crystal globe about 10 inches in diameter. When used, it grows to about 20 inches

in diameter, and mist swirls inside it. While attuned to an orb, you can use an action to peer into the orb’s depths and speak its command word. You must then make a DC 15 Charisma check. On a

Orb of Dragonkind

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

of personality might find themselves under the orb’s control. Brian Valeza Orb of Dragonkind An orb is an etched crystal globe about 10 inches in diameter. When used, it grows to about 20 inches in

diameter, and mist swirls inside it. While attuned to an orb, you can take a Magic action to peer into the orb’s depths. You must then make a DC 15 Charisma saving throw. On a successful save, you

Orb of Dragonkind

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

of personality might find themselves under the orb’s control. An orb is an etched crystal globe about 10 inches in diameter. When used, it grows to about 20 inches in diameter, and mist swirls inside

particular society or organization, freedom from the orb, to spread suffering in the world, to advance the worship of Tiamat, or something else the DM decides. Random Properties. An Orb of Dragonkind

Arcane Portals

Compendium - Sources->Dungeons & Dragons->Vecna: Eve of Ruin

, a 5-foot-diameter circular portal appears in an unoccupied space within 30 feet of the casting creature. The portal is a glowing ring filled with opaque mist and remains open for 1 minute. When a

portal appears in a random unoccupied space in the exit location. Portal Exit d6 Exit Location 1 Sterncastle deck (stern segment; area Z1a) 2 Companionway (stern segment; area Z5) 3 Starboard top deck

Bag of Holding

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

Bag of Holding Wondrous item, uncommon This bag has an interior space considerably larger than its outside dimensions, roughly 2 feet in diameter at the mouth and 4 feet deep. The bag can hold up to

originates where the one item was placed inside the other. Any creature within 10 feet of the gate is sucked through it to a random location on the Astral Plane. The gate then closes. The gate is one-way only and can’t be reopened.

Geographic Features

Compendium - Sources->Dungeons & Dragons->Ghosts of Saltmarsh

beside their mistress. Random Encounters. The Dreadwood Random Encounters table provides ideas for the sort of encounters that can take place here. Check for an encounter once per day by rolling a d20. On

located in. Dreadwood Random Encounters d20 Outer Fringe Middle Reaches Dreaded Deeps 1–3 2d6 goblins 2d6 skeletons 4d6 skeletons 4–5 2d6 elf veterans 1d10 zombies 3d10 zombies 6–7 3d6 bandits 2d6

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