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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
Young White Dragon
Legacy
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Monsters
Basic Rules (2014)
Ice Walk. The dragon can move across and climb icy surfaces without needing to make an ability check. Additionally, difficult terrain composed of ice or snow doesn't cost it extra
","rollAction":"Cold Breath","rollDamageType":"cold"} cold damage on a failed save, or half as much damage on a successful one.Cold
Ice Storm
Legacy
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Spells
Basic Rules (2014)
takes 2d8 bludgeoning damage and 4d6 cold damage on a failed save, or half as much damage on a successful one.
Hailstones turn the storm's area of effect into difficult terrain until the end of your
Sleet Storm
Legacy
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Spells
Basic Rules (2014)
the area are doused.
The ground in the area is covered with slick ice, making it difficult terrain. When a creature enters the spell's area for the first time on a turn or starts its turn there, it
must make a Dexterity saving throw. On a failed save, it falls prone.
If a creature starts its turn in the spell's area and is concentrating on a spell, the creature must make a successful Constitution saving throw against your spell save DC or lose concentration.
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
Insect Plague
Legacy
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Spells
Basic Rules (2014)
obscured. The sphere's area is difficult terrain.
When the area appears, each creature in it must make a Constitution saving throw. A creature takes 4d10 piercing damage on a failed save, or half as much
Earthquake
Legacy
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Spells
Basic Rules (2014)
must make a Dexterity saving throw. On a failed save, the creature is knocked prone.
This spell can have additional effects depending on the terrain in the area, as determined by the GM.
Fissures
and shakes creatures and structures in contact with the ground in that area.
The ground in the area becomes difficult terrain. Each creature on the ground that is concentrating must make a
Spells
Elemental Evil Player's Companion
Until the spell ends, ice rimes your body, and you gain the following benefits:
You are immune to cold damage and have resistance to fire damage.
You can move across difficult terrain
created by ice or snow without spending extra movement.
The ground in a 10-foot radius around you is icy and is difficult terrain for creatures other than you. The radius moves with you.
You can
Blade Barrier
Legacy
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Spells
Basic Rules (2014)
high, and 5 feet thick, or a ringed wall up to 60 feet in diameter, 20 feet high, and 5 feet thick. The wall provides three-quarters cover to creatures behind it, and its space is difficult terrain
.
When a creature enters the wall's area for the first time on a turn or starts its turn there, the creature must make a Dexterity saving throw. On a failed save, the creature takes 6d10 slashing damage. On a successful save, the creature takes half as much damage.
Allip
Legacy
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Monsters
Mordenkainen’s Tome of Foes
Incorporeal Movement. The allip can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction":"I
14 Wisdom saving throw. On a failed save, a target takes 12 (2d8 + 3);{"diceNotation":"2d8+3","rollType":"damage","rollAction":"Howling Babble","rollDamageType":"psychic"} psychic damage, and it is
Storm of Vengeance
Legacy
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Spells
Basic Rules (2014)
(no more than 5,000 feet beneath the cloud) when it appears must make a Constitution saving throw. On a failed save, a creature takes 2d6 thunder damage and becomes deafened for 5 minutes.
Each
struck creature must make a Dexterity saving throw. The creature takes 10d6 lightning damage on a failed save, or half as much damage on a successful one.
Round 4. Hailstones rain down from the cloud
Web
Legacy
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Spells
Basic Rules (2014)
You conjure a mass of thick, sticky webbing at a point of your choice within range. The webs fill a 20-foot cube from that point for the duration. The webs are difficult terrain and lightly obscure
. On a failed save, the creature is restrained as long as it remains in the webs or until it breaks free.
A creature restrained by the webs can use its action to make a Strength check against your
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
Kraken
Legacy
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Monsters
Basic Rules (2014)
Amphibious. The kraken can breathe air and water.
Freedom of Movement. The kraken ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5
":"lightning"} lightning damage on a failed save, or half as much damage on a successful one.The kraken can take 3 legendary actions, choosing from the options below. Only one legendary action option can
Wastrilith
Legacy
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Monsters
Mordenkainen’s Tome of Foes
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","rollDamageType
underwater, it can cause all water within 60 feet of it to be difficult terrain for other creatures until the start of its next turn.Multiattack. The wastrilith uses Grasping Spout and makes three
Spells
Elemental Evil Player's Companion
You cause a tremor in the ground within range. Each creature other than you in that area must make a Dexterity saving throw. On a failed save, a creature takes 1d6 bludgeoning damage and is knocked
prone. If the ground in that area is loose earth or stone, it becomes difficult terrain until cleared, with each 5-foot-diameter portion requiring at least 1 minute to clear by hand.
At Higher Levels
Ancient Green Dragon
Legacy
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Monsters
Basic Rules (2014)
damage on a failed save, or half as much damage on a successful one.The dragon can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and
vines erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15
Nagpa
Legacy
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Monsters
Mordenkainen’s Tome of Foes
. On a failed save, the target is charmed by the nagpa until the start of the nagpa's next turn. On a successful save, the target becomes immune to the nagpa's Corruption for the next 24 hours.
Paralysis
terrain, wall of fire
5th level (2 slots): dominate person, dream, geas
6th level (1 slot): circle of death, disintegrate
7th level (1 slot): etherealness, prismatic spray
8th level (1 slot
Adult Green Dragon
Legacy
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Monsters
Basic Rules (2014)
on a failed save, or half as much damage on a successful one.The dragon can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at
erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15 Strength
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
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
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
Spring Eladrin
Legacy
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Monsters
Mordenkainen’s Tome of Foes
hideous laughter
3/day each: confusion, enthrall, suggestion
1/day each: hallucinatory terrain, Otto's irresistible dance
Joyful Presence. Any non-eladrin creature that starts its turn within 60
feet of the eladrin must make a DC 16 Wisdom saving throw. On a failed save, the creature becomes charmed by the eladrin for 1 minute. On a successful save, the creature becomes immune to any eladrin
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
Adult Copper Dragon
Legacy
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Monsters
Basic Rules (2014)
);{"diceNotation":"12d8","rollType":"damage","rollAction":"Acid Breath","rollDamageType":"acid"} acid damage on a failed save, or half as much damage on a successful one.
Slowing Breath. The dragon exhales
gas in a 60-foot cone. Each creature in that area must succeed on a DC 18 Constitution saving throw. On a failed save, the creature can't use reactions, its speed is halved, and it can't make more
Beholder
Legacy
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Monsters
Monster Manual (2014)
on a success.
Slowing Ray. The targeted creature must succeed on a DC 16 Dexterity saving throw. On a failed save, the target’s speed is halved for 1 minute. In addition, the creature can
","rollDamageType":"necrotic"} necrotic damage on a failed save, or half as much damage on a successful one.
Telekinetic Ray. If the target is a creature, it must succeed on a DC 16 Strength saving throw or
Sibriex
Legacy
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Monsters
Mordenkainen’s Tome of Foes
Contamination. The sibriex emits an aura of corruption 30 feet in every direction. Plants that aren't creatures wither in the aura, and the ground in it is difficult terrain for other creatures. Any
three creatures it can see within 120 feet of it. Each target must make a DC 20 Constitution saving throw. On a successful save, a creature becomes immune to this sibriex's Warp Creature. On a failed
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