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Returning 35 results for 'failed terrain'.
Magic Items
Dungeon Master’s Guide
a DC 18 Wisdom saving throw. On a failed save, the Elemental has the Charmed condition until the start your next turn, and you determine what it does with its move and action on its next turn
Resistance to Lightning damage, and you have a Fly Speed equal to your Speed and can hover.
Ring of Elemental Command (Earth);Earth. You know Terran, and you have Resistance to Acid damage. Terrain
Spells
Player’s Handbook
Squirming, ebony tentacles fill a 20-foot square on ground that you can see within range. For the duration, these tentacles turn the ground in that area into Difficult Terrain.
Each creature in that
area makes a Strength saving throw. On a failed save, it takes 3d6 Bludgeoning damage, and it has the Restrained condition until the spell ends. A creature also makes that save if it enters the area
Spells
Player’s Handbook
Cold damage on a failed save or half as much damage on a successful one.
Hailstones turn ground in the Cylinder into Difficult Terrain until the end of your next turn.
Using a Higher-Level Spell Slot. The Bludgeoning damage increases by 1d10 for each spell slot level above 4.
Spells
Player’s Handbook
Swarming locusts fill a 20-foot-radius Sphere centered on a point you choose within range. The Sphere remains for the duration, and its area is Lightly Obscured and Difficult Terrain.
When the swarm
appears, each creature in it makes a Constitution saving throw, taking 4d10 Piercing damage on a failed save or half as much damage on a successful one. A creature also makes this save when it enters
Spells
Player’s Handbook
a ringed wall up to 60 feet in diameter, 20 feet high, and 5 feet thick. The wall provides Three-Quarters Cover, and its space is Difficult Terrain.
Any creature in the wall’s space makes a
Dexterity saving throw, taking 6d10 Force damage on a failed save or half as much damage on a successful one. A creature also makes that save if it enters the wall’s space or ends it turn there. A creature makes that save only once per turn.
Spells
Player’s Handbook
Difficult Terrain.
When you cast this spell and at the end of each of your turns for the duration, each creature on the ground in the area makes a Dexterity saving throw. On a failed save, a creature has
0 Hit Points, it collapses.
A creature within a distance from a collapsing structure equal to half the structure’s height makes a Dexterity saving throw. On a failed save, the creature takes
Spells
Player’s Handbook
target makes a Dexterity saving throw, taking 10d6 Lightning damage on a failed save or half as much damage on a successful one.
Turn 4. Hailstones rain down. Each creature under the cloud takes 2d6
Bludgeoning damage.
Turns 5–10. Gusts and freezing rain assail the area under the cloud. Each creature there takes 1d6 Cold damage. Until the spell ends, the area is Difficult Terrain and Heavily Obscured, ranged attacks with weapons are impossible there, and strong wind blows through the area.
Spells
Player’s Handbook
directions. The water in the area moves as you direct it, but once it moves beyond the spell’s area, it resumes its flow based on the terrain. The water continues to move in the direction you
the whirlpool is pulled 10 feet toward it. When a creature enters the whirlpool for the first time on a turn or ends its turn there, it makes a Strength saving throw. On a failed save, the creature
Monsters
Bigby Presents: Glory of the Giants
"} bludgeoning damage on a failed save, or half as much damage on a successful one. The affected area is difficult terrain until the start of the mud hulk’s next turn.The ancestors of mud hulks
Amorphous. The mud hulk can move through a space as narrow as 1 inch without squeezing.
Sticky Mud. The ground within 15 feet of the mud hulk is difficult terrain for other creatures.Enveloping Slam
Monsters
Candlekeep Mysteries
pounds.
Incorporeal Movement. Shemshime can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction
creature must make a DC 13 Wisdom saving throw. On a failed save, it takes 21 (4d8 + 3);{"diceNotation":"4d8+3","rollType":"damage","rollAction":"Howling Babble","rollDamageType":"psychic"} psychic damage
Monsters
Planescape: Adventures in the Multiverse
Secretions", "rollDamageType":"acid"} acid damage.
Boundless Movement. The kelubar ignores difficult terrain, and magical effects can’t reduce its speed. It can spend 5 feet of movement to
);{"diceNotation":"6d8", "rollType":"damage", "rollAction":"Spit Acid", "rollDamageType":"acid"} acid damage on a failed save, or half as much damage on a successful one.
Summon Demodand (1/Day). The kelubar has a
Monsters
Vecna: Eve of Ruin
Glacial Aura. At the end of the borthak’s turn, slippery ice covers surfaces within 10 feet of the borthak. This ice is difficult terrain. When a creature other than the borthak enters the ice
;s next turn.
Webbed Feet. The borthak can move across icy surfaces without needing to make an ability check. Additionally, difficult terrain composed of ice or snow doesn’t cost it extra
Monsters
Waterdeep: Dungeon of the Mad Mage
advantage on Dexterity (Stealth) checks made to hide in swampy terrain.
Standing Leap. Torbit's long jump is up to 20 feet and its high jump is up to 10 feet, with or without a running start.Multiattack
);{"diceNotation":"7d6","rollType":"damage","rollAction":"Shortsword","rollDamageType":"poison"} poison damage on a failed save, or half as much damage on a successful one.
Light Crossbow. Ranged Weapon
Monsters
Van Richten’s Guide to Ravenloft
creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction":"Incorporeal Movement","rollDamageType":"force"} force damage if it ends
. The gallows speaker targets a creature it can see within 30 feet of it. The target must make a DC 15 Wisdom saving throw. On a failed save, the target takes 19 (3d12);{"diceNotation":"3d12","rollType
Monsters
Mordenkainen Presents: Monsters of the Multiverse
DC 18 Constitution saving throw. On a successful save, the creature is immune to the foul water for 24 hours. On a failed save, the creature takes 14 (4d6);{"diceNotation":"4d6", "rollType":"damage
it. The target must make a DC 17 Strength saving throw, and it has disadvantage if it’s underwater. On a failed save, it takes 22 (4d8 + 4);{"diceNotation":"4d8+4", "rollType":"damage
Monsters
Spelljammer: Adventures in Space
saving throw, taking 32 (5d12);{"diceNotation":"5d12","rollType":"damage","rollAction":"Drain Vitality","rollDamageType":"necrotic"} necrotic damage on a failed save, or half as much damage on a
navigate difficult terrain in Wildspace, turn invisible, and drain life from their prey. They often serve as spelljammers aboard thri-kreen ships.
Thri-kreen
Thri-kreen are carnivores with insectile
Monsters
Candlekeep Mysteries
if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction":"Incorporeal Movement","rollDamageType":"force"} force damage if it ends its turn inside an
to 20 feet toward the ghost and must make a DC 15 Constitution saving throw, taking 16 (3d10);{"diceNotation":"3d10","rollType":"damage","rollAction":"Wind Howl","rollDamageType":"cold"} cold damage on a failed save, or half as much damage on a successful one.Necrotic, PoisonCold
Monsters
Fizban's Treasury of Dragons
Incorporeal Movement. The ghost dragon can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction
saving throw. On a failed save, the creature takes 40 (9d8);{"diceNotation":"9d8", "rollType":"damage", "rollAction":"Terrifying Breath", "rollDamageType":"cold"} cold damage and is frightened of the
Monsters
The Book of Many Things
Incorporeal Movement. The breath drinker can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction
target must make a DC 18 Charisma saving throw. On a failed save, the target takes 36 (8d8);{"diceNotation":"8d8", "rollType":"damage", "rollAction":"Drink Breath", "rollDamageType":"necrotic
Monsters
Quests from the Infinite Staircase
Plant Camouflage. The vegepygmy has advantage on Dexterity (Stealth) checks it makes in any terrain with ample obscuring vegetation.
Regeneration. The vegepygmy regains 7 hit points at the start of
can see within 60 feet of itself. If the target isn’t a vegepygmy, it must make a DC 13 Constitution saving throw. On a failed save, the target takes 13 (3d8);{"diceNotation":"3d8", "rollType
Monsters
Bigby Presents: Glory of the Giants
failed save, the target has the restrained condition until the start of the giant’s next turn, and the stones erupt in a burst of thunderous energy that deals 14 (4d6);{"diceNotation":"4d6
in that area must make a DC 16 Dexterity saving throw. On a failed save, a creature takes 28 (8d6);{"diceNotation":"8d6", "rollType":"damage", "rollAction":"Stone Avalanche", "rollDamageType
Monsters
Bigby Presents: Glory of the Giants
Incorporeal Movement. The spirit can move through other creatures and objects as if they were difficult terrain. The spirit takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction
);{"diceNotation":"3d10", "rollType":"damage", "rollAction":"Death Bolt", "rollDamageType":"necrotic"} necrotic damage on a failed save, or half as much damage on a successful one.
On a success or
Monsters
Van Richten’s Guide to Ravenloft
23 Dexterity saving throw, taking 55 (10d10);{"diceNotation":"10d10","rollType":"damage","rollAction":"Unearthly Bile","rollDamageType":"acid"} acid damage on a failed save, or half as much damage on
difficult terrain for the duration. Any creature takes 10 (3d6);{"diceNotation":"3d6","rollType":"damage","rollAction":"Warp Space","rollDamageType":"piercing"} piercing damage for each 5 feet it moves
Monsters
Strixhaven: A Curriculum of Chaos
’s choice that she can see in that area must make a DC 17 Constitution saving throw. On a failed save, a creature takes 38 (7d10);{"diceNotation":"7d10", "rollType":"damage", "rollAction":"Blood
that Y’demi can see within 15 feet of her. The effect lasts for 1 minute, during which time that area is difficult terrain. Any creature entering that area for the first time on a turn or
Monsters
Dragonlance: Shadow of the Dragon Queen
they were difficult terrain. She takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction":"Incorporeal Movement","rollDamageType":"force"} force damage if she ends her turn inside an
fellow priest, Isolde, drawn into the grim fate of the wicked Knight of Solamnia, Lord Soth;Lord Loren Soth. When Soth failed his gods-given quest to prevent the Cataclysm, he became cursed to exist
Monsters
Bigby Presents: Glory of the Giants
Movement. The spectral cloud can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction":"Incorporeal
spectral cloud emits intensely cold wind in a 60-foot line that is 10 feet wide. Each creature in that area must make a DC 20 Constitution saving throw. On a failed save, a creature takes 38 (7d10
Monsters
The Book of Many Things
they were difficult terrain. He takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction":"Incorporeal Movement", "rollDamageType":"force"} force damage if he ends his turn inside an
, taking 61 (7d8 + 30);{"diceNotation":"7d8+30", "rollType":"damage", "rollAction":"Fell Necromancy", "rollDamageType":"necrotic"} necrotic damage on a failed save, or half as much damage on a successful
Monsters
Bigby Presents: Glory of the Giants
. Each creature within 60 feet of the cradle must make a DC 23 Constitution saving throw. On a failed save, a creature takes 33 (6d10);{"diceNotation":"6d10", "rollType":"damage", "rollAction":"Shattering
. The cradle causes the ground in a 20-foot square within 90 feet of itself to sprout crystal spikes until the start of its next turn. The area becomes difficult terrain for the duration. A creature
Monsters
Monstrous Compendium Vol. 4: Eldraine Creatures
is also considered difficult terrain for creatures other than the nightmare haunt for the duration of its effect.
A creature that starts its turn in the area and is already restrained by the tendrils
must repeat the saving throw. On a failed save, it has the unconscious condition instead of the restrained condition caused by the tendrils. On a successful save, the effect ends on the creature. An
Monsters
Planescape: Adventures in the Multiverse
Wisdom saving throw. On a failed save, the creature has the frightened condition until the start of its next turn. On a successful save, the creature is immune to all archons’ Aura of Menace for
were difficult terrain. If it ends its turn inside an object, it takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction":"Incorporeal Movement", "rollDamageType":"force"} force
Monsters
Monstrous Compendium Vol. 2: Dragonlance Creatures
Ghastly Visions. Each creature that starts its turn within 30 feet of the dream eater must make a DC 16 Wisdom saving throw. On a failed save, the creature is frightened of the dream eater until the
Movement. The dream eater can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction":"Incorporeal
Monsters
Vecna: Eve of Ruin
Bramble Walk. Difficult terrain composed of vegetation, such as foliage or thorns, doesn’t cost the dryad extra movement.
Magic Resistance. The dryad has advantage on saving throws against
dryads are immune to this toxic bog’s deleterious effects.
A deadbark dryad is typically bound to the spot where it failed to protect its charge. When a dryad transforms into a deadbark dryad
Monsters
Storm King's Thunder
Amphibious. Slarkrethel can breathe air and water.
Freedom of Movement. Slarkrethel ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5
, taking 22 (4d10);{"diceNotation":"4d10","rollType":"damage","rollAction":"Lightning Storm","rollDamageType":"lightning"} lightning damage on a failed save, or half as much damage on a successful one
Monsters
Strixhaven: A Curriculum of Chaos
must make a DC 21 Constitution saving throw. On a failed save, a creature takes 31 (7d8);{"diceNotation":"7d8", "rollType":"damage", "rollAction":"Illuminating Shadow Breath", "rollDamageType":"radiant
. During this movement, he can move through creatures and objects as if they were difficult terrain. If he moves through a creature, it must succeed on a DC 21 Constitution saving throw or become blinded
Monsters
Monstrous Compendium Vol. 2: Dragonlance Creatures
, taking 27 (6d8);{"diceNotation":"6d8", "rollType":"damage", "rollAction":"Erupting Briars", "rollDamageType":"piercing"} piercing damage on a failed save or half as much damage on a successful one
.
The wall of briars lasts until the start of the Forest Master’s next turn. The wall blocks line of sight and counts as difficult terrain for all creatures except the Forest Master. The first time