master some with only acid from for lair

Adult Black Dragon

Monsters Monster Manual

Amphibious. The dragon can breathe air and water. Legendary Resistance (3/Day, or 4/Day in Lair). If the dragon fails a saving throw, it can choose to succeed instead.Multiattack. The dragon makes

three Rend attacks. It can replace one attack with a use of Spellcasting to cast Melf's Acid Arrow (level 3 version). Rend. Melee Attack Roll: +11;{"diceNotation":"1d20+11", "rollType":"to hit

Ancient Black Dragon

Monsters Monster Manual

Amphibious. The dragon can breathe air and water. Legendary Resistance (3/Day, or 5/Day in Lair). If the dragon fails a saving throw, it can choose to succeed instead.Multiattack. The dragon makes

three Rend attacks. It can replace one attack with a use of Spellcasting to cast Melf's Acid Arrow (level 4 version). Rend. Melee Attack Roll: +15;{"diceNotation":"1d20+15", "rollType":"to hit

Adult Copper Dragon

Monsters Monster Manual

Legendary Resistance (3/Day, or 4/Day in Lair). If the dragon fails a saving throw, it can choose to succeed instead.Multiattack. The dragon makes three Rend attacks. It can replace one attack with a

":"Rend", "rollDamageType":"Acid"} Acid damage. Acid Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Acid Breath"}. Dexterity Saving Throw: DC 18, each creature in an

Ancient Copper Dragon

Monsters Monster Manual

Legendary Resistance (4/Day, or 5/Day in Lair). If the dragon fails a saving throw, it can choose to succeed instead.Multiattack. The dragon makes three Rend attacks. It can replace one attack with a

":"Rend", "rollDamageType":"Acid"} Acid damage. Acid Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Acid Breath"}. Dexterity Saving Throw: DC 22, each creature in an

Vampire Umbral Lord

Monsters Monster Manual

Legendary Resistance (3/Day, or 4/Day in Lair). If the vampire fails a saving throw, it can choose to succeed instead. Shadow Escape. If the vampire drops to 0 Hit Points outside its resting place

vampire takes 20 Acid damage if it ends its turn in running water.Stake to the Heart. If a weapon that deals Piercing damage is driven into the vampire’s heart while the vampire has the

Aboleth

Monsters Monster Manual

Restoration"} days, reviving with all its Hit Points in the Far Realm or another location chosen by the DM. Legendary Resistance (3/Day, or 4/Day in Lair). If the aboleth fails a saving throw, it can choose

":"Acid"} Acid damage at the end of every 10 minutes unless moisture is applied to its skin before those minutes have passed. Probing Telepathy. If a creature the aboleth can see communicates

Kraken

Monsters Monster Manual

Amphibious. The kraken can breathe air and water. Legendary Resistance (4/Day, or 5/Day in Lair). If the kraken fails a saving throw, it can choose to succeed instead. Siege Monster. The kraken

":"Swallow", "rollDamageType":"Acid"} Acid damage at the start of each of its turns. If the kraken takes 50 damage or more on a single turn from a creature inside it, the kraken must succeed on a DC 25

Vampire

Monsters Monster Manual

Legendary Resistance (3/Day, or 4/Day in Lair). If the vampire fails a saving throw, it can choose to succeed instead. Misty Escape. If the vampire drops to 0 Hit Points outside its resting place

vampire has these weaknesses: Forbiddance. The vampire can’t enter a residence without an invitation from an occupant. Running Water. The vampire takes 20 Acid damage if it ends its turn in running

Kobold Scale Sorcerer

Monsters Mordenkainen Presents: Monsters of the Multiverse

;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Chromatic Bolt"} to hit, range 60 feet, one target. Hit: 9 (2d6 + 2) of a type of the kobold’s choice: acid;{"diceNotation":"2d6+2

","rollType":"damage","rollAction":"Chromatic Bolt","rollDamageType":"acid"}, cold;{"diceNotation":"2d6+2","rollType":"damage","rollAction":"Chromatic Bolt","rollDamageType":"cold"}, fire;{"diceNotation":"2d6

Ooze Master

Monsters Tales from the Yawning Portal

","rollDamageType":"acid"} acid damage. Any nonmagical weapon that hits the Ooze Master corrodes. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its

, Melf's acid arrow, suggestion 3rd level (3 slots): fear, slow, stinking cloud 4th level (3 slots): confusion, Evard's black tentacles 5th level (1 slot): cloudkill Spider Climb. The Ooze Master can

Juiblex

Monsters Mordenkainen Presents: Monsters of the Multiverse

of the following lair actions; it can’t take the same lair action two rounds in a row: Green Slime. A green slime (see the Dungeon Master’s Guide) appears on a spot on the ceiling that

. Juiblex makes three Acid Lash attacks. Acid Lash. Melee or Ranged Weapon Attack: +14;{"diceNotation":"1d20+14","rollType":"to hit","rollAction":"Acid Lash"} to hit, reach 10 ft. or range 60/120 ft

Graz'zt

Monsters Mordenkainen Presents: Monsters of the Multiverse

provoked. He wields the greatsword Angdrelve, also called Wave of Sorrow, whose wavy, razor-edged blade drips acid at his command.Graz’zt’s Lair Graz’zt’s principal lair is his

":"force"} force damage plus 14 (4d6);{"diceNotation":"4d6","rollType":"damage","rollAction":"Wave of Sorrow","rollDamageType":"acid"} acid damage. Spellcasting. Graz’zt casts one of the following

Juiblex Legacy

Monsters Out of the Abyss

attacks). Juiblex can innately cast the following spells, requiring no material components: At will: acid splash (17th level), detect magic 3/day each: blight, contagion, gaseous form Legendary

needing to make an ability check.Multiattack. Juiblex makes three acid lash attacks. Acid Lash. Melee Weapon Attack: +14;{"diceNotation":"1d20+14","rollType":"to hit","rollAction":"Acid Lash"} to hit

Graz'zt Legacy

Monsters Out of the Abyss

, the Wave of Sorrow, its wavy, razor-edged blade dripping acid at his command.Graz’zt’s Lair Graz’zt’s principal lair is his Argent Palace, a grandiose structure in the city of

","rollDamageType":"acid"} acid damage. Teleport. Graz’zt magically teleports, along with any equipment he is wearing or carrying, up to 120 feet to an unoccupied space he can see.Graz’zt can

Stalagma Steelshadow

Monsters Waterdeep: Dungeon of the Mad Mage

of the following breath weapons. Acid Breath. The dragon breathes acid in a 60-foot-long, 5-foot-wide line. Each creature in that area must make a DC 20 Constitution saving throw, taking 58 (13d8

);{"diceNotation":"13d8","rollType":"damage","rollAction":"Acid Breath","rollDamageType":"acid"} acid damage on a failed save, or half as much damage on a successful one. Paralyzing Breath. The dragon

Orcus Legacy

Monsters Out of the Abyss

chapter 7, "Treasure” of the Dungeon Master’s Guide.Orcus’s Lair Orcus makes his lair in the fortress city of Naratyr, which is on Thanatos, the layer of the Abyss that he rules

. Master of Undeath. When Orcus casts animate dead or create undead, he chooses the level at which the spell is cast, and the creatures created by the spells remain under his control indefinitely

Kruthik Hive Lord

Monsters Mordenkainen Presents: Monsters of the Multiverse

later as a hive lord—a bigger and smarter kruthik with the ability to spray digestive acid from its maw. The hive lord claims the largest chamber of the lair and keeps several adult kruthik

);{"diceNotation":"1d6+4","rollType":"damage","rollAction":"Spike","rollDamageType":"piercing"} piercing damage. Acid Spray (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction

Olhydra

Monsters Princes of the Apocalypse

":"4d10","rollType":"damage","rollDamageType":"acid"} acid damage at the start of its turn.Olhydra’s Lair The Princess of Evil Water is native to the Elemental Plane of Water, where she can be found

solid surface, such as a wall or floor, the creature takes 1d6;{"diceNotation":"1d6","rollType":"damage","rollDamageType":"bludgeoning"} bludgeoning damage for every 10 feet it was flung. Water to Acid

Skum

Monsters Ghosts of Saltmarsh

Abolethic Vassal. The skum is permanently charmed by its aboleth master. Amphibious. The skum can breathe air and water. Psychic Conditioning. The skum is immune to the frightened and charmed

conditions unless they are from effects created by an aboleth. Water Dependency. The skum takes 6 (1d12);{"diceNotation":"1d12","rollType":"damage","rollAction":"Water Dependency","rollDamageType":"acid

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

":"necrotic"} necrotic damage. Cast a Spell (Costs 2 Actions). Demogorgon uses Spellcasting.Prince of Demons, the Sibilant Beast, and Master of the Spiraling Depths, Demogorgon is the embodiment of

long to delirium. As a result, all followers of the Prince of Demons break with reality sooner or later.Demogorgon’s Lair Demogorgon makes his lair in a palace called Abysm, found on a layer

Gazer

Monsters Mordenkainen Presents: Monsters of the Multiverse

follows its creator like a devoted, aggressive puppy, and sometimes small packs of these creatures patrol their master’s lair for vermin to kill and lone creatures to harass. A gazer can’t

kill. Gazer (Familiar Variant);Variant: Gazer Familiar Spellcasters who are interested in unusual familiars find that gazers are eager to serve someone who has magical power. Unless its master is

Reduced-threat Aboleth

Monsters Tales from the Yawning Portal

","rollDamageType":"acid"} acid damage every 10 minutes unless moisture is applied to the skin before 10 minutes have passed. Tail. Melee Weapon Attack: +7;{"diceNotation":"1d20+7","rollType":"to hit

":"psychic"} psychic damage, and the aboleth regains hit points equal to the damage the creature takes.Aboleths lair in subterranean lakes or the rocky depths of the ocean, often surrounded by the ruins of

Orcus

Monsters Mordenkainen Presents: Monsters of the Multiverse

Dungeon Master’s Guide.Orcus’s Lair Orcus makes his lair in the fortress city of Naratyr, which is on Thanatos, the layer of the Abyss that he rules. Surrounded by a moat fed by the

. Master of Undeath. Orcus can cast animate dead (at will) and create undead (3/day). He chooses the level at which the spells are cast, and the creatures created by them remain under his control

Aurnozci

Monsters The Book of Many Things

. Each creature in that cone must make a DC 20 Dexterity saving throw, taking 42 (12d6);{"diceNotation":"12d6", "rollType":"damage", "rollAction":"Mucus Spray", "rollDamageType":"acid"} acid damage on a

in consumption. Periodically, the Eye of Aurnozci communes with their horrifying master or leads a ceremony of propitiation in the Firehive. In combat, Aurnozci screeches horribly and attacks any

Fraz-Urb'luu Legacy

Monsters Out of the Abyss

of Fraz-Urb’luu aren’t even aware they serve the Prince of Deception, believing their master is a beneficent being and granter of wishes, some lost god or celestial, or even another fiend

of their holy cause, only to eventually reveal his true nature and claim their souls as his own.Fraz-Urb’luu’s Lair Fraz-Urb’luu’s lair lies within the Abyssal lair known as

Helm of Perfect Potential

Magic Items Bigby Presents: Glory of the Giants

Master’s Guide: 2 minor beneficial properties 1 major beneficial property 1 minor detrimental property Master of Guile. While wearing the helm, you have advantage on Charisma (Deception) and

. The target must make a DC 20 Dexterity saving throw. On a failed save, the creature takes 4d6 acid, cold, fire, lightning, or thunder damage (your choice). On a successful save, the creature takes

Zargon the Returner

Monsters Quests from the Infinite Staircase

", "rollDamageType":"acid"} acid damage. Gore. Melee Weapon Attack: +12;{"diceNotation":"1d20+12", "rollType":"to hit", "rollAction":"Gore"} to hit, reach 10 ft., one target. Hit: 15 (2d8 + 6

save, the creature takes 38 (7d10);{"diceNotation":"7d10", "rollType":"damage", "rollAction":"Slime Wave", "rollDamageType":"acid"} acid damage and has the poisoned condition for 1 minute. On a

Juvenile Kraken

Monsters Ghosts of Saltmarsh

restrained, it has total cover against attacks and other effects outside the kraken, and it takes 21 (6d6);{"diceNotation":"6d6","rollType":"damage","rollDamageType":"acid"} acid damage at the start

dreams of freeing itself from its aboleth tenders and wreaking its own foul will upon the seas.A Kraken’s Lair A kraken lives in dark depths, usually a sunken rift or a cavern filled with detritus

Yeenoghu Legacy

Monsters Out of the Abyss

. Those that ate of great Yeenoghu’s kills became gnoll;gnolls, emulating their master’s ways. Few others worship the Beast of Butchery, but those who do tend to take on a gnoll-like aspect

hands before ripping out its throat with his teeth.Yeenoghu’s Lair Yeenoghu’s lair in the Abyss is called the Death Dells, its barren hills and ravines serving as one great hunting ground

Baphomet Legacy

Monsters Out of the Abyss

places to indulge themselves, including labyrinths of the sort their master favors. Bloodstained crowns and weapons of iron and brass decorate their profane altars. Over time, Baphomet’s

casts this deadly weapon aside so that he can charge his enemies and gore them with his horns, trampling them into the earth and rending them with his teeth like a beast.Baphomet’s Lair Baphomet

Demogorgon Legacy

Monsters Out of the Abyss

"} necrotic damage. Maddening Gaze. Demogorgon uses his Gaze action, and must choose either the Beguiling Gaze or the Insanity Gaze effect.Prince of Demons, the Sibilant Beast, and Master of the

Demogorgon’s cult can inspire madness in those who contemplate it for too long. All the followers of the Prince of Demons go mad, sooner or later.Demogorgon’s Lair Demogorgon makes his lair

Slarkrethel

Monsters Storm King's Thunder

has total cover against attacks and other effects outside the kraken, and it takes 42 (12d6);{"diceNotation":"12d6","rollType":"damage","rollAction":"Bite","rollDamageType":"acid"} acid damage at the

cloud, which otherwise disappears at the end of the kraken's next turn.A Kraken’s Lair A kraken lives in dark depths, usually a sunken rift or a cavern filled with detritus, treasure, and

Maw Demon

Monsters Mordenkainen Presents: Monsters of the Multiverse

in that area must succeed on a DC 11 Dexterity saving throw or take 11 (2d10);{"diceNotation":"2d10","rollType":"damage","rollAction":"Disgorge","rollDamageType":"acid"} acid damage and fall prone in

the spew.Maw demons share the ceaseless hunger for carnage and mortal flesh of their master, Yeenoghu. After a maw demon rests for 8 hours, anything devoured by it is transported directly into the

Adult Time Dragon

Monsters Planescape: Adventures in the Multiverse

harness the power of time to manipulate the past, present, and future. Time dragon wyrmling;Time dragon wyrmlings are born with shining scales and have horns that are barely more than nubs. As they master

dragon’s hoard might find invaluable historical information from eras past.A Time Dragon’s Lair Time dragons often lair in the ruins of ancient civilizations or temples to dead gods and do

Gazer (Familiar Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

eyestalks. It follows its creator like a devoted, aggressive puppy, and sometimes small packs of these creatures patrol their master’s lair for vermin to kill and lone creatures to harass. A gazer can

Familiar. The gazer can serve another creature as a familiar, forming a telepathic bond with its willing master, provided that the master is at least a 3rd-level spellcaster. While the two are bonded

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