during metal acid

Gray Ooze

Monsters Monster Manual

the penalty reaches −5. The penalty can be removed by casting the Mending spell on the weapon. The ooze can eat through 2-inch-thick, nonmagical metal or wood in 1 round.Pseudopod. Melee Attack

":"Acid"} Acid damage. Nonmagical armor worn by the target takes a −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10. The penalty can be removed by casting the Mending spell on the armor.Acid, Cold, Fire

Black Pudding

Monsters Monster Manual

);{"diceNotation":"1d8", "rollType":"damage", "rollAction":"Corrosive Form", "rollDamageType":"Acid"} Acid damage. Nonmagical ammunition is destroyed immediately after hitting the pudding and dealing

penalty reaches −5. The penalty can be removed by casting the Mending spell on the weapon. In 1 minute, the pudding can eat through 2 feet of nonmagical wood or metal. Spider Climb. The pudding

Huge Gray Ooze

Monsters Waterdeep: Dungeon of the Mad Mage

":"acid"} acid damage while the ooze is enlarged. If the target is wearing nonmagical metal armor, its armor is partly corroded and takes a permanent and cumulative −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.Acid, Cold, Fire

Amorphous. The ooze can move through a space as narrow as 1 inch wide without squeezing. Corrode Metal. Any nonmagical weapon made of metal that hits the ooze corrodes. After dealing damage, the

Reduced-threat Gray Ooze

Monsters Tales from the Yawning Portal

","rollAction":"Pseudopod","rollDamageType":"acid"} acid damage, and if the target is wearing nonmagical metal armor, its armor is partly corroded and takes a permanent and cumulative −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.Acid, Cold, Fire

Amorphous. The ooze can move through a space as narrow as 1 inch wide without squeezing. Corrode Metal. Any nonmagical weapon made of metal that hits the ooze corrodes. After dealing damage, the

Sentient Gray Ooze

Monsters Tales from the Yawning Portal

wearing nonmagical metal armor, its armor is partly corroded and takes a permanent and cumulative −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.Acid, Cold, Fire

Amorphous. The ooze can move through a space as narrow as 1 inch wide without squeezing. Corrode Metal. Any nonmagical weapon made of metal that hits the ooze corrodes. After dealing damage, the

Regenerating Black Pudding

Monsters Out of the Abyss

it takes 4 (1d8);{"diceNotation":"1d8","rollType":"damage","rollAction":"Corrosive Form","rollDamageType":"acid"} acid damage. Any nonmagical weapon made of metal or wood that hits the pudding corrodes

. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal or wood that

Prince Livid

Monsters Out of the Abyss

Amorphous. The ooze can move through a space as narrow as 1 inch wide without squeezing. Corrode Metal. Any nonmagical weapon made of metal that hits the ooze corrodes. After dealing damage, the

weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal that hits the ooze is destroyed after dealing

White Maw

Monsters Tales from the Yawning Portal

"} bludgeoning damage plus 9 (2d8);{"diceNotation":"2d8","rollType":"damage","rollAction":"Pseudopod","rollDamageType":"acid"} acid damage. If the target is wearing nonmagical metal armor, its armor is partly

Amorphous Form. White Maw can occupy another creature’s space and vice versa. Corrode Metal. Any nonmagical weapon made of metal that hits White Maw corrodes. After dealing damage, the weapon

Intelligent Black Pudding

Monsters Waterdeep: Dungeon of the Mad Mage

it takes 4 (1d8);{"diceNotation":"1d8","rollType":"damage","rollAction":"Corrosive Form","rollDamageType":"acid"} acid damage. Any nonmagical weapon made of metal or wood that hits the pudding corrodes

. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal or wood that

Princess Ebonmire

Monsters Out of the Abyss

it takes 4 (1d8);{"diceNotation":"1d8","rollType":"damage","rollAction":"Corrosive Form","rollDamageType":"acid"} acid damage. Any nonmagical weapon made of metal or wood that hits the pudding corrodes

. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal or wood that

Reduced-threat Black Pudding

Monsters Tales from the Yawning Portal

it takes 4 (1d8);{"diceNotation":"1d8","rollType":"damage","rollAction":"Corrosive Form","rollDamageType":"acid"} acid damage. Any nonmagical weapon made of metal or wood that hits the pudding corrodes

. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal or wood that

Elder Black Pudding

Monsters Tales from the Yawning Portal

it takes 4 (1d8);{"diceNotation":"1d8","rollType":"damage","rollAction":"Corrosive Form","rollDamageType":"acid"} acid damage. Any nonmagical weapon made of metal or wood that hits the pudding corrodes

. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal or wood that

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

penalty drops to −5, the weapon is destroyed. Nonmagical ammunition that hits the Ooze Master is destroyed after dealing damage. The Ooze Master can eat through 2-inch-thick, nonmagical wood or metal in

Ruin Spider

Monsters The Book of Many Things

Ruinous Acid. Any nonmagical weapon that hits the spider corrodes. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5

, the weapon is destroyed. Nonmagical ammunition made of metal that hits the spider is destroyed after dealing damage. Spider Climb. The spider can climb difficult surfaces, including upside down on

Babau

Monsters Mordenkainen Presents: Monsters of the Multiverse

);{"diceNotation":"1d4", "rollType":"damage", "rollAction":"Claw", "rollDamageType":"acid"} acid damage. Spellcasting. The babau casts one of the following spells, requiring no material components and using

Wisdom as the spellcasting ability (spell save DC 11): At will: darkness, dispel magic, fear, heat metal, levitate Weakening Gaze. The babau targets one creature that it can see within 20 feet of it

Juiblex

Monsters Mordenkainen Presents: Monsters of the Multiverse

Slime","rollDamageType":"acid"} acid damage. Unless the target avoids taking all of this damage, any metal armor worn by the target takes a permanent −1 penalty to the AC it offers, and any metal

. 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

Clockwork Dragon

Monsters Acquisitions Incorporated

False Appearance. While the clockwork dragon remains motionless, it is indistinguishable from a metal statue.Bite. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction

that deals fire damage, some might be constructed to deal acid, cold, or lightning damage, depending on their makers' whims.Poison, Psychic

Dzaan

Monsters Icewind Dale: Rime of the Frostmaiden

spell attacks). He has the following wizard spells prepared: Cantrips (at will): acid splash,* light, minor illusion, shocking grasp* 1st level (4 slots): detect magic, disguise self, magic missile

has advantage if the target is wearing armor made of metal). Hit: 9 (2d8);{"diceNotation":"2d8","rollType":"damage","rollAction":"Shocking Grasp","rollDamageType":"lightning"} lightning damage, and the

Keg Robot

Monsters Acquisitions Incorporated

"} bludgeoning damage. Acid Squirt. Ranged Weapon Attack: +5;{"diceNotation":"1d20+5","rollType":"to hit","rollAction":"Acid Squirt"} to hit, range 20/40 ft., one target. Hit: 7 (1d8 + 3);{"diceNotation

":"1d8+3","rollType":"damage","rollAction":"Acid Squirt","rollDamageType":"acid"} acid damage. Beer Shower. The keg robot spews an unnaturally potent beer in a 15-foot cone or in a 30-foot line that is 5

Dzaan's Simulacrum

Monsters Icewind Dale: Rime of the Frostmaiden

hit with spell attacks). It has the following wizard spells prepared: Cantrips (at will): acid splash,* light, minor illusion, shocking grasp* 1st level (2 slots): detect magic, disguise self, magic

":"Shocking Grasp"} to hit, reach 5 ft., one creature (the attack roll has advantage if the target is wearing armor made of metal). Hit: 9 (2d8);{"diceNotation":"2d8","rollType":"damage","rollAction

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

Trapper

Monsters Mordenkainen Presents: Monsters of the Multiverse

"} bludgeoning damage plus 3 (1d6);{"diceNotation":"1d6", "rollType":"damage", "rollAction":"Smother", "rollDamageType":"acid"} acid damage at the start of each of its turns. While grappled in this way

digesting it. Only a scattering of bones, metal, treasure, and other indigestible bits is left behind. A trapper’s ability to alter the color and texture of its outer side enables it to blend in with

Eye Monger

Monsters Spelljammer: Adventures in Space

against attacks and other effects originating outside the eye monger, and takes 35 (10d6);{"diceNotation":"10d6","rollType":"damage","rollAction":"Bite","rollDamageType":"acid"} acid damage at the

, menacing nature. An eye monger has no use for treasure, but its belly might hold a fair amount of incidental valuables that it can’t digest, including coins, metal weapons, gemstones, and magic

Mizzium Apparatus

Magic Items Guildmasters’ Guide to Ravnica

channel and control their magic. This apparatus is a collection of leather straps, flexible tubing, glass cylinders, and plates, bracers, and fittings made from a magic-infused metal alloy called mizzium

2) 3 color spray 4 faerie fire 5 fog cloud 6 thunderwave 2nd-Level Spells d6 Spell 1 blur 2 gust of wind 3 heat metal 4 Melf's

Thorny Vegepygmy

Monsters Mordenkainen Presents: Monsters of the Multiverse

peculiar metal dungeon full of strange life. Another story says that explorers found russet mold in a crater left by a falling star, with vegepygmies infesting the forest nearby. The mold is found only

in places that are dark, warm, and wet. Russet mold that spreads out across a metal object can be mistaken for rust, and a successful DC 15 Intelligence (Nature) or Wisdom (Survival) check is

Vegepygmy Chief

Monsters Mordenkainen Presents: Monsters of the Multiverse

russet mold came from. One historical account tells of adventurers in a mountain range discovering russet mold and vegepygmies in a peculiar metal dungeon full of strange life. Another story says that

across a metal object can be mistaken for rust, and a successful DC 15 Intelligence (Nature) or Wisdom (Survival) check is required to identify it. Effects of the Mold Any creature that comes within

Vegepygmy

Monsters Mordenkainen Presents: Monsters of the Multiverse

mold and vegepygmies in a peculiar metal dungeon full of strange life. Another story says that explorers found russet mold in a crater left by a falling star, with vegepygmies infesting the forest nearby

. The mold is found only in places that are dark, warm, and wet. Russet mold that spreads out across a metal object can be mistaken for rust, and a successful DC 15 Intelligence (Nature) or Wisdom

Graz'zt

Monsters Mordenkainen Presents: Monsters of the Multiverse

":"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

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

Froghemoth

Monsters Mordenkainen Presents: Monsters of the Multiverse

takes 10 (3d6);{"diceNotation":"3d6","rollType":"damage","rollAction":"Bite","rollDamageType":"acid"} acid damage at the start of each of the froghemoth’s turns. The froghemoth’s gullet

chambers of metal buried in the ground from which froghemoths emerged, but no reliable reports of the location of such places exist. Every few years, a froghemoth can lay a fertile egg without mating

Graz'zt Legacy

Monsters Out of the Abyss

","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

, 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

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

save DC 20): At will: Detect Magic, Heat Metal (7th-level version) 2/day each: Darkness, Dispel Magic, Hold PersonAurnozci can take 3 legendary actions, choosing from the options below. Only one

Gray Ooze Legacy

Monsters Basic Rules (2014)

the target is wearing nonmagical metal armor, its armor is partly corroded and takes a permanent and cumulative −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.Acid, Cold, Fire

Amorphous. The ooze can move through a space as narrow as 1 inch wide without squeezing. Corrode Metal. Any nonmagical weapon made of metal that hits the ooze corrodes. After dealing damage, the

Psychic Gray Ooze Legacy

Monsters Monster Manual (2014)

Amorphous. The ooze can move through a space as narrow as 1 inch wide without squeezing. Corrode Metal. Any nonmagical weapon made of metal that hits the ooze corrodes. After dealing damage, the

weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal that hits the ooze is destroyed

Black Pudding Legacy

Monsters Basic Rules (2014)

it takes 4 (1d8);{"diceNotation":"1d8","rollType":"damage","rollAction":"Corrosive Form","rollDamageType":"acid"} acid damage. Any nonmagical weapon made of metal or wood that hits the pudding

corrodes. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal

Barbatos

Monsters Infernal Machine Rebuild

Rust Monster Cloak. Any nonmagical weapon made of metal that hits Barbatos corrodes. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops

to −5, the weapon is destroyed. Nonmagical ammunition made of metal that hits Barbatos is destroyed after dealing damage. Heart of the Troll. Barbatos regains 10 hit points at the start of his turn

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