before barriers diffusing constructs round

Doppelganger Legacy

Monsters Basic Rules (2014)

. Surprise Attack. If the doppelganger surprises a creature and hits it with an attack during the first round of combat, the target takes an extra 10 (3d6);{"diceNotation":"3d6","rollType":"roll

magically reads the surface thoughts of one creature within 60 feet of it. The effect can penetrate barriers, but 3 feet of wood or dirt, 2 feet of stone, 2 inches of metal, or a thin sheet of lead

Intellect Devourer Legacy

Monsters Monster Manual (2014)

Detect Sentience. The intellect devourer can sense the presence and location of any creature within 300 feet of it that has an Intelligence of 3 or higher, regardless of interposing barriers, unless

dies, unless its brain is restored within 1 round. Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Diderius

Monsters Tyranny of Dragons

(Costs 2 Actions). Diderius magically unleashes negative energy. Creatures within 60 feet of him, including ones behind barriers and around corners, can’t regain hit points until the end of his next

on the next round. Each undead in the lair has advantage on saving throws against effects that turn undead until initiative count 20 on the next round. Until initiative count 20 on the next round

Mummy Lord Legacy

Monsters Basic Rules (2014)

, including ones behind barriers and around corners, can't regain hit points until the end of the mummy lord's next turn. Whirlwind of Sand (Costs 2 Actions). The mummy lord magically transforms into a

undead creature in the lair can pinpoint the location of each living creature within 120 feet of it until initiative count 20 on the next round. Each undead in the lair has advantage on saving throws

Beholder Legacy

Monsters Monster Manual (2014)

minute. The target awakens if it takes damage or another creature takes an action to wake it. This ray has no effect on constructs and undead. Petrification Ray. The targeted creature must make a

beholder becomes slimy; that area is difficult terrain until initiative count 20 on the next round. Walls within 120 feet of the beholder sprout grasping appendages until initiative count 20 on the round

Phantasmal Force Legacy

Spells Player’s Handbook (2014)

, creature, or other visible phenomenon of your choice that is no larger than a 10-foot cube and that is perceivable only to the target for the duration. This spell has no effect on undead or constructs

. Similarly, a phantasm created to appear as fire, a pool of acid, or lava can burn the target. Each round on your turn, the phantasm can deal 1d6 psychic damage to the target if it is in the phantasm

Valin Sarnaster

Monsters Candlekeep Mysteries

energy. Creatures within 60 feet of Valin, including ones behind barriers and around corners, can’t regain hit points until the end of Valin’s next turn. Whirlwind of Sand (Costs 2 Actions

on the next round. Each undead in the lair has advantage on saving throws against effects that turn undead until initiative count 20 on the next round. Until initiative count 20 on the next round

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

Negative Energy (Costs 2 Actions). The mummy lord magically unleashes negative energy. Creatures within 60 feet of the mummy lord, including ones behind barriers and around corners, can't regain hit

living creature within 120 feet of it until initiative count 20 on the next round. Each undead in the lair has advantage on saving throws against effects that turn undead until initiative count 20 on the

Death Tyrant Legacy

Monsters Monster Manual (2014)

asleep and remain unconscious for 1 minute. The target awakens if it takes damage or another creature takes an action to wake it. This ray has no effect on constructs and undead. Petrification Ray

the next round. Walls sprout spectral appendages until initiative count 20 on the round after next. Any creature, including one on the Ethereal Plane, that is hostile to the tyrant and starts its

Lich Legacy

Monsters Basic Rules (2014)

. Everything about a lich’s lair reflects its keen mind and wicked cunning, including the magic and mundane traps that secure it. Undead, constructs, and bound demons lurk in shadowy recesses

, the lich takes half the damage (rounded down), and the target takes the remaining damage. This tether lasts until initiative count 20 on the next round or until the lich or the target is no longer in

Arcturia

Monsters Waterdeep: Dungeon of the Mad Mage

and traps. Everything about a lich’s lair reflects its keen mind and wicked cunning, including the magic and mundane traps that secure it. Undead, constructs, and bound demons lurk in shadowy

takes the remaining damage. This tether lasts until initiative count 20 on the next round or until the lich or the target is no longer in the lich’s lair. The lich calls forth the spirits of

Exethanter

Monsters Curse of Strahd

the magic and mundane traps that secure it. Undead, constructs, and bound demons lurk in shadowy recesses, emerging to destroy those who dare to disturb the lich’s work. A lich encountered in

remaining damage. This tether lasts until initiative count 20 on the next round or until Exethanter or the target is no longer in the Exethanter’s lair. Exethanter calls forth the spirits of

Valindra Shadowmantle Legacy

Monsters Tomb of Annihilation

reflects its keen mind and wicked cunning, including the magic and mundane traps that secure it. Undead, constructs, and bound demons lurk in shadowy recesses, emerging to destroy those who dare to disturb

initiative count 20 on the next round or until the lich or the target is no longer in the lich’s lair. The lich calls forth the spirits of creatures that died in its lair. These apparitions

Doppelganger

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

. It reverts to its true form if it dies. Ambusher. In the first round of a combat, the doppelganger has advantage on attack rolls against any creature it surprised. Surprise Attack. If the

doppelganger surprises a creature and hits it with an attack during the first round of combat, the target takes an extra 10 (3d6) damage from the attack. Actions Multiattack. The doppelganger makes two

Doppelganger

Compendium - Sources->Dungeons & Dragons->Lost Mine of Phandelver

creature and hits it with an attack during the first round of combat, the target takes an extra 10 (3d6) damage from the attack. Actions Multiattack. The doppelganger makes two melee attacks

of it. The effect can penetrate barriers, but 3 feet of wood or dirt, 2 feet of stone, 2 inches of metal, or a thin sheet of lead blocks it. While the target is within range, the doppelganger can

A Lich's Lair

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

powerful guardians and traps. Everything about a lich’s lair reflects its keen mind and wicked cunning, including the magic and mundane traps that secure it. Undead, constructs, and bound demons lurk in

remaining damage. This tether lasts until initiative count 20 on the next round or until the lich or the target is no longer in the lich’s lair. The lich calls forth the spirits of creatures that

11. Olhydra's Canal

Compendium - Sources->Dungeons & Dragons->Locathah Rising

) check to escape the grapple. Unrestrained characters in the area must save against this effect at the beginning of their turn each round. As the characters are being grappled, a freezing fog fills the

area. Both icy barriers have AC 12, 30 hit points each, vulnerability to fire damage, and immunity to poison and psychic damage.

Doppelganger

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

reverts to its true form if it dies. Ambusher. In the first round of a combat, the doppelganger has advantage on attack rolls against any creature it surprised. Surprise Attack. If the

doppelganger surprises a creature and hits it with an attack during the first round of combat, the target takes an extra 10 (3d6) damage from the attack. Actions Multiattack. The doppelganger makes two melee

21. Drow Statues

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

statistics of animated armor, except that they are elementals instead of constructs. The statues attack until destroyed but don’t leave this area. If the characters spend 1 round or longer in the chamber

18. Study

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

character on the first round. Every round after that, two more cyclones form, to a maximum of three per character. Treat these paper whirlwinds as swarms of ravens, but they are constructs instead of

Phantasmal Force

Compendium - Sources->Dungeons & Dragons->Player's Handbook (2014)

choice that is no larger than a 10-foot cube and that is perceivable only to the target for the duration. This spell has no effect on undead or constructs. The phantasm includes sound, temperature, and

acid, or lava can burn the target. Each round on your turn, the phantasm can deal 1d6 psychic damage to the target if it is in the phantasm’s area or within 5 feet of the phantasm, provided that the

18. Study

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

character on the first round. Every round after that, two more cyclones form, to a maximum of three per character. Treat these paper whirlwinds as swarms of ravens, but they are constructs instead of

Intellect Devourer

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

can sense the presence and location of any creature within 300 feet of it that has an Intelligence of 3 or higher, regardless of interposing barriers, unless the creature is protected by a mind blank

nearest unoccupied space within 5 feet of it. The body then dies, unless its brain is restored within 1 round.

50. Mirror of Life Trapping

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

or carrying. Constructs automatically succeed on the saving throw. The mirror currently has three vacant cells. If the mirror traps a creature when its twelve cells are already occupied, it releases

invisible stalker and the troll. The stirge attacks A’tan, killing him in 1 round. After draining A’tan’s blood, the stirge flies away to digest its meal. The doppelganger tries to flee but doesn’t go far

Chapter 6: Bestiary

Compendium - Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants

Air, a fire giant of Evil Fire, a frost giant of Evil Water, and a stone giant of Evil Earth. The fomorian deep crawler and the storm herald—a storm giant transformed into a monstrous Aberration—round

enormous Constructs appear here (the flesh colossus and the runic colossus), as well as an Ooze that lives in giants’ bags—the aptly named bag jelly. Tables at the end of this chapter list all the creatures herein by giant kind, challenge rating, and creature type. Dmitry Burmak

Chase Complications

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

pursuers to either divide their forces or allow some of the quarry to escape. If a pursuit splits into several smaller chases, resolve each chase separately. Run a round of one chase, then a round of

ones in this section. Otherwise, improvise as you play. Complications can be barriers to progress or opportunities for mayhem. Characters being chased through a forest by bugbears might spot a wasp nest

Beholder

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

ray has no effect on constructs and undead. Petrification Ray. The targeted creature must make a DC 16 Dexterity saving throw. On a failed save, the creature begins to turn to stone and is restrained

one of the following effects: A 50-foot square area of ground within 120 feet of the beholder becomes slimy; that area is difficult terrain until initiative count 20 on the next round. Walls within 120

Mummy Lord

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

of the mummy lord, including ones behind barriers and around corners, can’t regain hit points until the end of the mummy lord’s next turn. Whirlwind of Sand (Costs 2 Actions). The mummy lord

row. Each undead creature in the lair can pinpoint the location of each living creature within 120 feet of it until initiative count 20 on the next round. Each undead in the lair has advantage on saving

Goristro

Compendium - Sources->Dungeons & Dragons->Monster Manual

affected by unpredictable magic. Magic-users who fail in their attempts to bind elemental spirits to the bodies of Constructs might also accidentally create gray oozes. Mark Behm Gray Ooze

spell on the weapon. The ooze can eat through 2-inch-thick, nonmagical metal or wood in 1 round. Actions Pseudopod. Melee Attack Roll: +3, reach 5 ft. Hit: 10 (2d8 + 1) Acid damage. Nonmagical armor

Rogue Subclasses

Compendium - Sources->Dungeons & Dragons->Player’s Handbook

Subclass Level 3: Assassinate You’re adept at ambushing a target, granting you the following benefits. Initiative. You have Advantage on Initiative rolls. Surprising Strikes. During the first round of each

combat, you have Advantage on attack rolls against any creature that hasn’t taken a turn. If your Sneak Attack hits any target during that round, the target takes extra damage of the weapon’s type

Goblinoid War Camp

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

. If an enemy force does approach, though, these barriers do a good job of delaying any incursion until the goblinoids can rally their defenses. Inside the surrounding bulwark, the goblinoids all have

hovel is a round tent where related goblins sleep. In a permanent camp, these hovels often take the form of wattle-and-daub huts. Hobgoblin Barracks. Not surprisingly, hobgoblins have the most spacious

Death Tyrant

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

awakens if it takes damage or another creature takes an action to wake it. This ray has no effect on constructs and undead. Petrification Ray. The targeted creature must make a DC 17 Dexterity saving

tentacles. To creatures other than the death tyrant, that area is lightly obscured and difficult terrain until initiative count 20 on the next round. Walls sprout spectral appendages until initiative

Tyrant's Spiral

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Turn of Fortune’s Wheel

endless loop. The modrons are indifferent to other creatures and ignore creatures they trample or creatures that try to communicate. If faced with barriers, the modrons create simple structures (like

this chapter, consider adding the following additional challenges after a round or two of combat: Additional Foes. If an encounter features several of the same creature, have one more of that creature or

Abyssal Prisons

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a5

dimensional barriers that prevent fiends from teleporting or summoning other demons within the sector. Fiendish Arena In this zone, a vampire named Issem culls the weakest demons using arena combat. When

” above) is fighting ten prisoners, nine of whom are human commoners. The tenth is a gold elf knight named Shalendra Floshin. Half the humans each deal 1 slashing damage to the vrock each round, and

Appendix 1. Creature Statistics

Compendium - Sources->Dungeons & Dragons->Rrakkma

heal spell. Constructs, oozes, plants, and undead succeed on the save automatically. While memory drained, the target must roll a d4 and subtract the number rolled from any ability check or attack

Condition Immunities charmed, frightened, prone Senses darkvision 60 ft., passive Perception 11 Languages Deep Speech Challenge 5 (1,800 XP) Ambush. On the first round of each combat, the mangler has

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