mechanics some with only acid from for lands

Flapjack the Flumph

Monsters Spelljammer: Adventures in Space

Deficiency. If Flapjack is knocked prone, roll a die. On an odd result, Flapjack lands upside-down and is incapacitated. At the end of each of its turns, Flapjack can make a DC 10 Dexterity saving throw

":"damage","rollAction":"Tendrils","rollDamageType":"piercing"} piercing damage plus 2 (1d4);{"diceNotation":"1d4","rollType":"damage","rollAction":"Tendrils","rollDamageType":"acid"} acid damage. At the

Regisaur

Monsters Bigby Presents: Glory of the Giants

still thrums through their being and manifests in colorful, scar-like lines on their towering bodies. Some of these ancient dinosaurs persist in timeless jungles, hidden enclaves, and other lands

the regisaur, and it takes 7 (2d6);{"diceNotation":"2d6", "rollType":"damage", "rollAction":"Swallow", "rollDamageType":"acid"} acid damage at the start of each of its turns. The regisaur can have up to

Ironscale Hydra

Monsters Mythic Odysseys of Theros

","rollDamageType":"acid"} acid damage. Hold Breath. The hydra can hold its breath for 1 hour. Multiple Heads. The hydra has five heads. While it has more than one head, the hydra has advantage on saving throws

they hunt unwary creatures that come for a drink or swim. What krakens are to the sea and dragons are to the sky, hydras are to the lands of Theros. Various hydras dwell at the fringes of civilization

Sewer King

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

", "rollType":"damage", "rollAction":"Rancid Bite", "rollDamageType":"acid"} acid damage. If the target is a creature, it must succeed on a DC 12 Constitution saving throw or have the poisoned

lives deep in the ancient dwarven ruins beneath the town of Edgewall, situated in the lands between the realm and the wilds of Eldraine. Deep within these ruins, a human minstrel named Totentanz

Froghemoth Elder

Monsters Quests from the Infinite Staircase

":"Bite", "rollDamageType":"acid"} acid damage at the start of each of the froghemoth’s turns. The froghemoth’s gullet can hold up to three creatures at a time. If the froghemoth takes 25

lands in a space within 10 feet of the froghemoth and has the prone condition. If the froghemoth dies, any swallowed creatures are no longer restrained by it and can escape from the corpse using 10

Bodytaker Plant

Monsters Van Richten’s Guide to Ravenloft

);{"diceNotation":"4d8+4","rollType":"damage","rollAction":"Entrapping Pod","rollDamageType":"acid"} acid damage, and the target is pulled into the plant’s space and enveloped by the pod, and the

consuming individuals and replacing them with duplicates called podling;podlings. Bodytaker plants view themselves as perfect organisms and seek to dominate the lands where they grow. To their minds, a

Polukranos

Monsters Mythic Odysseys of Theros

","rollDamageType":"acid"} acid damage. Hold Breath. Polukranos can hold its breath for 1 hour. Legendary Resistance (3/Day). If Polukranos fails a saving throw, it can choose to succeed instead. Multiple

often presage an age of menace for all civilization. What krakens are to the sea and dragons are to the sky, hydras are to the lands of Theros. Various hydras dwell at the fringes of civilization

Tromokratis

Monsters Mythic Odysseys of Theros

target lands prone and takes 21 (6d6);{"diceNotation":"6d6","rollType":"damage","rollAction":"Tentacle Grasp","rollDamageType":"bludgeoning"} bludgeoning damage. Bite. Melee Weapon Attack: +18

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

Flumph Legacy

Monsters Monster Manual (2014)

Deficiency. If the flumph is knocked prone, roll a die. On an odd result, the flumph lands upside-down and is incapacitated. At the end of each of its turns, the flumph can make a DC 10 Dexterity saving

","rollType":"damage","rollAction":"Tendrils","rollDamageType":"piercing"} piercing damage plus 2 (1d4);{"diceNotation":"1d4","rollType":"damage","rollAction":"Tendrils","rollDamageType":"acid"} acid

Sewer King

Compendium - Sources->Dungeons & Dragons->Monstrous Compendium Volume Four

rat’s beck and call. LORD SKITTER OF EDGEWALL Lord Skitter is a sewer king who lives deep in the ancient dwarven ruins beneath the town of Edgewall, situated in the lands between the realm and the

king can comprehend and verbally communicate with any Beast. Actions Rancid Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) piercing damage plus 7 (2d6) acid damage

Hydras

Compendium - Sources->Dungeons & Dragons->Mythic Odysseys of Theros

Hydras What krakens are to the sea and dragons are to the sky, hydras are to the lands of Theros. Various hydras dwell at the fringes of civilization, from the bog-dwelling hydras known across the

(−4) WIS 10 (+0) CHA 7 (−2) Skills Perception +8 Damage Immunities acid Senses darkvision 60 ft., passive Perception 18 Languages — Challenge 12 (8,400 XP) Acidic Blood

Wraith

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

wraith’s sinister will. Wraiths lurk in forgotten dungeons, accursed ruins, or lands influenced by sinister planes of existence. Such haunted domains might bear hints of the tragedies or foul magic

−2 Dex 16 +3 +3 Con 16 +3 +3 Ability Score Mod Save Int 12 +1 +1 Wis 14 +2 +2 Cha 15 +2 +2 Resistances Acid, Bludgeoning, Cold, Fire, Piercing

Verminaard

Compendium - Sources->Dungeons & Dragons->Monstrous Compendium Volume Two

the Red Dragon Army—the largest and most powerful of the Dragon Queen’s forces—with fanatic zeal and ruthless might. Though prophesied to banish evil forces from the lands of Krynn, Verminaard was

creatures in this compendium, you will find several monsters with the Draconic Devotion trait terrorizing the lands of Krynn in the book Dragonlance: Shadow of the Dragon Queen. Verminaard Medium

Sibriex

Compendium - Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes

Abyss to create new demons from other creatures. Over the course of days, they can create vast numbers of rutterkins to protect their lands and to ensure that the plane teems with destructive monsters

target. Hit: 9 (2d8) piercing damage plus 9 (2d8) acid damage. Squirt Bile. The sibriex targets one creature it can see within 120 feet of it. The target must succeed on a DC 20 Dexterity saving throw

Aboleth

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

in watery environments, including ocean abysses, deep lakes, and the Elemental Plane of Water. In these domains and the lands that adjoin them, aboleths are like gods, demanding worship and obedience

a body of water, it takes 6 (1d12) acid damage every 10 minutes unless moisture is applied to the skin before 10 minutes have passed. Tail. Melee Weapon Attack: +9 to hit, reach 10 ft. one target

I: Camp Carrionclay

Compendium - Sources->Dungeons & Dragons->Dragonlance: Shadow of the Dragon Queen

descends, roaring as it lands atop the watchtower. The creature is Akhviri, an adult black dragon tasked with retrieving the dragon egg for Belephaion. If the characters haven’t left evidence of their

adventurers are beneath her, so rather than pursuing them, she uses her Acid Breath once, then calls for any Dragon Army troops remaining in the camp to pursue the characters. Akhviri doesn’t follow the characters beyond the camp.

Dinosaurs

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

, and other lands untouched by the rest of the world. Aerosaur A pterosaur the size of the most ancient dragons, an aerosaur boasts a wingspan of nearly 200 feet. Elemental energy traces patterns like

(2d6) acid damage at the start of each of its turns. The regisaur can have up to two creatures swallowed at a time. If the regisaur takes 25 damage or more on a single turn from a swallowed creature

Chromatic Dragons

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

acid, leaving thin layers of hide that enhance its skeletal appearance. A black dragon’s head is marked by spikes and horns. Its tongue is flat with a forked tip, drooling slime whose acidic scent adds

Perception +16, Stealth +9 Damage Immunities acid Senses blindsight 60 ft., darkvision 120 ft., passive Perception 26 Languages Common, Draconic Challenge 21 (33,000 XP) Amphibious. The

Magical Phenomena

Compendium - Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything

feet of it. The mimic colony chooses up to three creatures within 300 feet of it. Each target must succeed on a DC 15 Dexterity saving throw or take 13 (3d8) acid damage, as orifices appear on

(+1) INT 10 (+0) WIS 13 (+1) CHA 10 (+0) Skills Stealth +3 Damage Immunities acid Condition Immunities prone Senses darkvision 60 ft., Passive Perception 11

Temples of Extraction

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

he is freed, Therzt babbles about the weakness he demonstrated in being captured and declares that he must die. As an action, Therzt casts Melf’s acid arrow on himself while screaming his devotion to

Ghaunadaur. The acid consumes him utterly as unholy energy pulses out to touch the walls, producing two gray oozes at the center point of each wall. The oozes treat all creatures remaining here as

Tresendar Manor Dungeon

Compendium - Sources->Dungeons & Dragons->Acquisitions Incorporated

10 feet. If a creature is pulled into the area of the pit, it must make a DC 13 Dexterity saving throw. On a failure, the target falls into the pit. On a success, the target lands prone at the pit’s

. Treasure. In gratitude for his rescue, Patsky offers up his only valuables — a gold necklace worth 25 gp, a potion of resistance (acid), and the key to this room. Patsky’s Future. Patsky is another wild

Tour of the Planes

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

regions of Irian reflect the idea of beginnings and of resurgent life: fertile lands untouched by any tool, glittering crystal forests, and thriving homesteads and communities. Angels dwell in a grand

collapse, only to slowly reassemble over the course of days. 3 Packs of slaadi erupt from inside a local cave networks at random intervals, terrorizing travelers. 4 Any spell that deals acid, cold, fire

Fane Locations

Compendium - Sources->Dungeons & Dragons->Princes of the Apocalypse

. A set of slick stone steps descends into the spray-filled bowl to the north, while a passage to the west holds steps leading upward. A creature swept over the falls lands in a water-filled basin

. The altar has AC 15, 150 hit points, and immunity to acid, cold, fire, lightning, poison, psychic, and thunder damage, as well as bludgeoning, piercing, and slashing damage from nonmagical weapons. As

Supernatural Regions

Compendium - Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything

Supernatural Regions Not all lands thrive as nature intended. Magical forces, strange interlopers, or tragic events can alter an area’s destiny, fundamentally changing the land. While the flora

type determined by a d6: 1, acid; 2, cold; 3, fire; 4, force; 5, lightning; or 6, thunder. 26–30 One of the characters in the region must succeed on a DC 15 Wisdom saving throw or be transformed into

D&D Beyond

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