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Returning 35 results for 'first hour'.
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Magic Items
Dungeon Master’s Guide
, and an Efreeti appears in an unoccupied space within 30 feet of you.
The first time the bottle is opened, the DM rolls on the following table to determine what happens.
1d10
Effect
1
The efreeti attacks you. After fighting for 5 rounds, the efreeti disappears, and the bottle loses its magic.
2-9
The efreeti understands your languages and obeys your commands for 1 hour
Spells
Player’s Handbook
:
The creature can’t willingly enter the Cylinder by nonmagical means. If the creature tries to use teleportation or interplanar travel to do so, it must first succeed on a Charisma saving throw
targets outside it.
Using a Higher-Level Spell Slot. The duration increases by 1 hour for each spell slot level above 3.
Monsters
Monster Manual
", "rollAction":"Charm Ray", "rollDamageType":"Psychic"} Psychic damage, and the target has the Charmed condition for 1 hour or until it takes damage. Success: Half damage only. 2: Paralyzing Ray. Constitution
. First Failure: The target has the Restrained condition and repeats the save at the end of its next turn if it is still Restrained, ending the effect on itself on a success. Second Failure: The target
Monsters
Monster Manual
":"damage", "rollAction":"Charm Ray", "rollDamageType":"Psychic"} Psychic damage, and the target has the Charmed condition for 1 hour or until it takes damage. Success: Half damage only.
Paralyzing Ray
. Constitution Saving Throw: DC 17. First Failure: The target has the Restrained condition and repeats the save at the end of its next turn if it is still Restrained, ending the effect on itself on a success
Spells
Forgotten Realms: Heroes of Faerûn
a Constitution saving throw, taking 4d10 Radiant damage on a failed save or half as much damage on a successful one. A creature also makes this save when it enters the spell’s area for the first
Circle spell.
Secondary Casters
Area of Effect
Duration
1–3
40-foot-radius, 40-foot-high Cylinder
1 Hour
4–6
60-foot-radius, 60-foot-high Cylinder
8 Hours
7+
100-foot-radius, 100-foot-high Cylinder
24 Hours
Incendiary Cloud
Legacy
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Spells
Basic Rules (2014)
for the duration or until a wind of moderate or greater speed (at least 10 miles per hour) disperses it.
When the cloud appears, each creature in it must make a Dexterity saving throw. A creature takes
10d8 fire damage on a failed save, or half as much damage on a successful one. A creature must also make this saving throw when it enters the spell's area for the first time on a turn or ends its
Efreeti Bottle
Legacy
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Magic Items
Basic Rules (2014)
harmless fire, and an efreeti appears in an unoccupied space within 30 feet of you.
The first time the bottle is opened, the GM rolls to determine what happens.
d100
Effect
01-10
The
efreeti attacks you. After fighting for 5 rounds, the efreeti disappears, and the bottle loses its magic.
11-90
The efreeti serves you for 1 hour, doing as you command. Then the efreeti returns
Equipment
detailed analysis covers military units, weapons, strategy, rank, discipline, and much more.
When you study a chapter in the book for 1 hour during a short or long rest, you learn interesting
military strategies. The first time you make an Intelligence or Charisma check to influence a general, monarch, or other military leader within the next 48 hours, you have advantage on the check.
Monsters
Fizban's Treasury of Dragons
Flames, and she regains any expended uses of Legendary Resistance. Additionally, the aspect can now use the options in the "Mythic Actions" section for 1 hour. Award a party an additional 155,000 XP
the end of its next turn.The five-headed progenitor of chromatic dragons, Tiamat embodies the vices of evil dragons. Since the destruction of the First World, she has dwelled in the Nine Hells&mdash
Magic Circle
Legacy
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Spells
Basic Rules (2014)
:
The creature can’t willingly enter the cylinder by nonmagical means. If the creature tries to use teleportation or interplanar travel to do so, it must first succeed on a Charisma saving throw
Levels. When you cast this spell using a spell slot of 4th level or higher, the duration increases by 1 hour for each slot level above 3rd.
Drow Arachnomancer
Legacy
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Monsters
Mordenkainen’s Tome of Foes
Change Shape (Recharges after a Short or Long Rest). The drow can use a bonus action to magically polymorph into a giant spider, remaining in that form for up to 1 hour. It can revert to its true
attacks. The first of these attacks that hits each round deals an extra 26 (4d12);{"diceNotation":"4d12","rollType":"damage","rollAction":"Multiattack","rollDamageType":"poison"} poison damage to the
Monsters
Strixhaven: A Curriculum of Chaos
","rollType":"roll","rollAction":"Verdant Talisman"} to its initiative rolls while it wears the talisman. These benefits last for 1 hour or until the apprentice conducts another ritual to bestow another
fog and muck of the swamp, the students of Witherbloom College—first as apprentices and then as witherbloom pledgemage;pledgemages—study the cycle of life and death. Their magic is fueled
Monsters
Monstrous Compendium Vol. 4: Eldraine Creatures
sprouted in place of the first. Enraged, the Goose Mother devoured the witch and rampaged deep into the wilds where it lives to this day.
The Goose Mother lays one golden egg every hour, precisely on the
hour. Sometimes these eggs hatch into clutches of young geese that grow up to terrorize the marshes of Eldraine. Other times, the eggs contain trinkets or valuables. The fae folk of Eldraine’s
Equipment
for 1 hour. While poisoned in this way, the creature is immune to fear, and the first time it drops to 0 hit points without being killed outright, it drops to 1 hit point instead. A dose of dreamlily
A psychoactive liquid that smells and tastes like your favorite beverage, essence of dreamlily is a Sarlonan opiate. First imported to help manage pain during the Last War, it’s now the most
Drow Shadowblade
Legacy
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Monsters
Mordenkainen’s Tome of Foes
in dim light or darkness, the drow can teleport as a bonus action up to 60 feet to an unoccupied space it can see that is also in dim light or darkness. It then has advantage on the first melee
the target must succeed on a DC 13 Constitution saving throw or be poisoned for 1 hour. If the saving throw fails by 5 or more, the target is also unconscious while poisoned in this way. The target regains consciousness if it takes damage or if another creature takes an action to shake it.
Monsters
Van Richten’s Guide to Ravenloft
can see within 30 feet of it. The stirges are under the strigoi’s control and act immediately after the strigoi in the initiative order. The stirges disappear after 1 hour, when the strigoi dies
, or when the strigoi dismisses them (no action required).The first strigoi were created by spellcasters who subjected swarms of stirges to transmutation spells. Other strigoi have emerged as the
Monsters
Fizban's Treasury of Dragons
Weapon, and he regains any expended uses of Legendary Resistance. Additionally, the aspect can now use the options in the “Mythic Actions” section for 1 hour. Award a party an additional
than 1 hour is restored to life with all its hit points.
Platinum Breath. The aspect exhales radiant platinum flames in a 300-foot cone. Each creature in that area must make a DC 26 Dexterity saving
Juiblex
Legacy
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Monsters
Out of the Abyss
lair. The area can be up to 10 feet on a side. The slime lasts for 1 hour or until it is burned away with fire. When the slime appears, each creature in that area must succeed on a DC 21 Strength
saving throw or become restrained. When a creature enters the area for the first time on a turn or ends its turn there, that creature must make the same save. A restrained creature is stuck as long as it
Monsters
Mordenkainen Presents: Monsters of the Multiverse
hour. If the saving throw fails by 5 or more, the target is also unconscious while poisoned in this way. The target regains consciousness if it takes damage or if another creature takes an action to
is typically the first or second son of a drow matron mother. Elsewhere drow house captains fight in the war against Lolth, often allying with duergar and others who also wish to rid their
Monsters
Monstrous Compendium Vol. 4: Eldraine Creatures
sense (rats only), druidcraft, entangle
1/day each: animal messenger (rats only), stinking cloudWhen ogres first moved into the wilds of Eldraine, they encountered all manner of unfamiliar creatures
spoken commands, and take their turns immediately after the ogre’s turn on the same initiative count. The rats remain for 1 hour, until the ogre dies, or until the ogre dismisses them as a bonus action.
Monsters
Mordenkainen Presents: Monsters of the Multiverse
the first time on a turn or ends its turn there, that creature must make the same save.
The slime lasts for 1 hour or until it is burned away with fire. If the slime is set on fire, it burns away
Juiblex chooses within the lair. The slime disintegrates after 1 hour.
Slippery Slime. Juiblex slimes a square area of ground it can see within the lair. The area can be up to 10 feet on a side. When
Drow Shadowblade (Summoner Variant)
Legacy
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Monsters
Mordenkainen’s Tome of Foes
in dim light or darkness, the drow can teleport as a bonus action up to 60 feet to an unoccupied space it can see that is also in dim light or darkness. It then has advantage on the first melee
target must succeed on a DC 13 Constitution saving throw or be poisoned for 1 hour. If the saving throw fails by 5 or more, the target is also unconscious while poisoned in this way. The target regains
Magic Items
Bigby Presents: Glory of the Giants
speaking, singing, and playing by itself.
Whenever you attempt to attune to the harp, you must first make either a DC 15 Charisma (Performance) check or a DC 20 Charisma (Persuasion) check to convince the
the harp to cast the calm emotions spell (save DC 19). When the spell is cast using the harp, its duration increases to 1 hour, provided you maintain concentration on the spell. This property can be
Elder Oblex
Legacy
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Monsters
Mordenkainen’s Tome of Foes
drained beyond the first, the die size increases by one: the d4 becomes a d6, the d6 becomes a d8, and so on until the die becomes a d20, at which point the target becomes unconscious for 1 hour. The
Adult Oblex
Legacy
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Monsters
Mordenkainen’s Tome of Foes
ability check or attack roll it makes. Each time the target is memory drained beyond the first, the die size increases by one: the d4 becomes a d6, the d6 becomes a d8, and so on until the die becomes a
d20, at which point the target becomes unconscious for 1 hour. The effect then ends.
When an oblex causes a target to become memory drained, the oblex learns all the languages the target knows and gains all its proficiencies, except for any saving throw proficiencies.
Monsters
Strixhaven: A Curriculum of Chaos
1d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Verdant Talisman"} to its initiative rolls while it wears the talisman. These benefits last for 1 hour or until the pledgemage conducts
its turns, ending the effect on itself on a success.Deep in the fog and muck of the swamp, the students of Witherbloom College—first as witherbloom apprentice;apprentices and then as pledgemages
Monsters
Mordenkainen Presents: Monsters of the Multiverse
throw or be poisoned for 1 hour. If the saving throw fails by 5 or more, the target is also unconscious while poisoned in this way. The target regains consciousness if it takes damage or if another
it can see that is also in dim light or darkness. It then has advantage on the first melee attack it makes before the end of the turn.
Monsters
Mordenkainen Presents: Monsters of the Multiverse
throw or be poisoned for 1 hour. If the saving throw fails by 5 or more, the target is also unconscious while poisoned in this way. The target regains consciousness if it takes damage or if another
. While in dim light or darkness, the drow teleports, along with any equipment it is wearing or carrying, up to 60 feet to an unoccupied space it can see that is also in dim light or darkness. It then has advantage on the first melee attack it makes before the end of the turn.
Monsters
Quests from the Infinite Staircase
the first, the die size increases by one: the d4 becomes a d6, the d6 becomes a d8, and so on until the die becomes a d20, at which point the target has the unconscious condition for 1 hour. If a memory
Monsters
Princes of the Apocalypse
him with a melee attack while within 10 feet of him, and a creature takes that damage the first time on a turn that Imix moves into its space. Nonmagical weapons that hit Imix are destroyed by fire
initiative count 20 of the next round. Creatures and objects within or beyond the smoke are heavily obscured. A creature that enters the cloud of embers for the first time on a turn or starts its turn
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
3 Actions). Polukranos moves up to 50 feet in a straight line and can move through the space of any creature Huge or smaller. The first time it enters each creature’s space during this move, it
Equipment
’t neutralized before that time, the creature must make a DC 15 Constitution saving throw. On a failed save, the creature has the Poisoned condition for 1 hour. While Poisoned in this way, the
creature’s skin becomes dry and its muscles burn painfully whenever it moves. The first time each turn the creature moves at least 5 feet or makes an attack roll, it takes 1d4 Poison damage. At the
Magic Items
Lost Laboratory of Kwalish
any environment for up to 1 hour (1 charge or 5 hit points).
Gain darkvision to a range of 60 feet for up to 1 hour (1 charge or 5 hit points).
The armor can accept only one energy cell at a time
), but doesn’t gain access to the user’s knowledge, features, or proficiencies.
Freeing a creature trapped inside the armor first requires defeating the armor’s automatic defenses
Demogorgon
Legacy
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Monsters
Out of the Abyss
of the next round. On his turn, Demogorgon can move the illusory duplicate a distance equal to his walking speed (no action required). The first time a creature or object interacts physically with
violent and crazed — even creatures that are normally docile.
If a humanoid spends at least 1 hour within 1 mile of the lair, that creature must succeed on a DC 23 Wisdom saving throw or
Magic Items
The Book of Many Things
. Unless a card states otherwise, as soon as you draw a card from the deck, its magic takes effect. You must draw each card you declared no more than 1 hour after the previous draw. If you fail to draw
you against an untimely demise. The first time after drawing this card that you would drop to 0 hit points from taking damage, you instead drop to 1 hit point.
Dusk. This card supernaturally saps your






