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Returning 35 results for 'mastery single with only active from for long'.
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Spells
Player’s Handbook
This spell repairs a single break or tear in an object you touch, such as a broken chain link, two halves of a broken key, a torn cloak, or a leaking wineskin. As long as the break or tear is no
Monsters
Monster Manual
ends.
Lightning Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Lightning Breath"}. Dexterity Saving Throw: DC 16, each creature in a 90-foot-long, 5-foot- wide Line
", "rollAction":"Swallow", "rollDamageType":"Acid"} Acid damage at the start of each of the behir’s turns.
If the behir takes 30 damage or more on a single turn from the swallowed creature, the
Spells
Player’s Handbook
creatures you can see immunity to a single spell or other magical effect for 8 hours.
Sudden Learning. You replace one of your feats with another feat for which you are eligible. You lose all the benefits of
the old feat and gain the benefits of the new one. You can’t replace a feat that is a prerequisite for any of your other feats or features.
Roll Redo. You undo a single recent event by forcing
Magic Items
Dungeon Master’s Guide
This object looks like a feather. Different types of feather tokens exist, each with a different single-use effect. The DM chooses the kind of token or determines it randomly by rolling on the Quaal
. The token disappears, and a 50-foot-long, 20-foot-wide boat shaped like a swan takes its place. The boat is self-propelled and moves across water at a speed of 6 miles per hour. You can take a Magic
Monsters
Mordenkainen Presents: Monsters of the Multiverse
, and each one starts its training by gaining mastery over an umber hulk.
Neogi
A neogi looks like an outsize spider with an eel’s neck and head. It can poison the body and the mind of its
their home world long ago to conquer and devour creatures in other realms. During this era, they dominated umber hulk;umber hulks and used them to build sleek, spidery ships capable of traversing the multiverse.
Monsters
Mordenkainen Presents: Monsters of the Multiverse
rats come together to form a swarm, they merge their minds into a single intelligence with the accumulated memories of all the swarm’s constituents. The rats become smarter as a result, and retain
their heightened intelligence for as long as the swarm persists. The swarm also awakens latent psionic abilities implanted within each cranium rat by its mind flayer creators, bestowing upon the swarm
Monsters
Tomb of Annihilation
Divine Health. Dragonbait is immune to disease.
Magic Resistance Aura. While holding his holy avenger, Dragonbait creates an aura in a 10-foot radius around him. While this aura is active, Dragonbait
"} radiant damage.
Sense Alignment. Dragonbait chooses one creature he can see within 60 feet of him and determines its alignment, as long as the creature isn't hidden from divination magic by a spell or other magical effect.
Monsters
Mordenkainen Presents: Monsters of the Multiverse
points or fewer, plus 22 (5d8);{"diceNotation":"5d8", "rollType":"damage", "rollAction":"Bites", "rollDamageType":"psychic"} psychic damage.
Spellcasting (Psionics). As long as it has more than half
ordinary rats and behave as such. If enough cranium rats come together to form a swarm, they merge their minds into a single intelligence with the accumulated memories of all the swarm’s
Magic Items
Princes of the Apocalypse
A war pick forged from a single piece of iron, Ironfang has a fang-like head inscribed with ancient runes. The pick is heavy in the hand, but when the wielder swings the pick in anger, the weapon
bonus to attack and damage rolls you make with this magic weapon. When you hit with it, the target takes an extra 1d8 thunder damage.
Earth Mastery. You gain the following benefits while you hold
Magic Items
Bigby Presents: Glory of the Giants
these gauntlets, your unarmed strike deals an additional 1d6 force damage on a hit. Additionally, whenever you finish a long rest, choose one of the following damage types: acid, cold, fire, lightning
, or poison. You have resistance to the chosen damage type until you finish another long rest.
Invoking the Runes. As a bonus action, you can invoke the gauntlets’ runes and summon two enormous
Monsters
Quests from the Infinite Staircase
brass masks bearing the face of their god, who is depicted as a long-haired, bearded man with a stern gaze. Each fully initiated guardian has a small blue lightning bolt tattooed on their right
aura is active, the champion and each creature of its choice within the aura have advantage on saving throws. The aura moves with the champion and lasts for 1 minute, until the champion has the incapacitated condition, or until the champion uses another bonus action to end the aura.
Monsters
The Book of Many Things
Bound. The drone is magically bound to an amulet. As long as the drone and its amulet are on the same plane of existence, the drone’s wearer can telepathically call the drone to travel to it
it. The orb otherwise remains intact until the drone spends an action to end the effect or the drone is destroyed. A drone can have only one detention orb active at a time; if the drone creates a
Monsters
Mordenkainen Presents: Monsters of the Multiverse
disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The duergar makes two Mind-Poison Dagger attacks. It can replace one attack with a use of Mind Mastery
attacks, it forces a creature to make a saving throw, or its concentration is broken (as if concentrating on a spell). Any equipment the duergar wears or carries is invisible with it.
Mind Mastery
Dark Shard Amulet
Legacy
This doesn't reflect the latest rules and lore.
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Magic Items
Xanathar's Guide to Everything
This amulet is fashioned from a single shard of resilient extraplanar material originating from the realm of your warlock patron. While you are wearing it, you gain the following benefits:
You can
Intelligence (Arcana) check. If the check succeeds, you cast the spell. If the check fails, so does the spell, and the action used to cast the spell is wasted. In either case, you can’t use this property again until you finish a long rest.
Monsters
Quests from the Infinite Staircase
", "rollDamageType":"piercing"} piercing damage.A single gibberling is little more than a nuisance—a babbling, hairy creature that darts about, attacking whatever it can find. Unfortunately, gibberlings are
. Loud and shrill, their exasperating nonsense distracts even the most focused creatures. Swarm of Gibberlings;Gibberling swarms are heard long before they are seen.
The first gibberlings were spawned
Monsters
Mordenkainen Presents: Monsters of the Multiverse
", "rollType":"damage", "rollAction":"Soulblade", "rollDamageType":"force"} force damage while under the effect of Enlarge.
Invisibility (Recharges after a Short or Long Rest). The duergar magically turns
invisible with it.Soulblades are duergar combatants whose mastery of psionics allows them to manifest blades of psychic energy to slice apart their foes.
Duergar
Duergar are dwarves of the deep
Monsters
Acquisitions Incorporated
feature of the village of Red Larch since before there was a Red Larch.
Prophetess spent long years haunted by the fate of her daughter, Auspicia. She never fully believed Omin's stories about the
strange creature that had seized his sister, then created a false Auspicia in her stead. Having long attempted to simply make her peace with the loss, she was overwhelmed by the real Auspicia's dramatic
Monsters
Spelljammer: Adventures in Space
start of each of the scavver’s turns from the poisonous gas in the scavver’s gullet.
If the scavver takes 15 damage or more on a single turn from a creature inside it, the scavver must
creature is no longer restrained by it and can escape from the corpse by using 10 feet of movement, exiting prone.Brown scavvers are 10 feet long and range in color from sun-dappled brownish gold to dark
Monsters
Spelljammer: Adventures in Space
are 6 feet long and travel in packs. The scent of blood sends them into a feeding frenzy, but wounding one usually weakens it enough to make it break off its attack.
Scavvers
Scavvers are shark
has a single large eye in the leading edge of its head. This eye glows while the creature is awake. Its wide mouth is full of sharp teeth. A scavver flies in lazy circles when it sleeps but otherwise moves through space much as a shark swims through water.
Magic Items
Curse of Strahd
Saint Markovia’s thighbone has the properties of a mace of disruption. If it scores one or more hits against a vampire or a vampire spawn in the course of a single battle, the thighbone
and, before the age of thirty, had gained a reputation for allowing no evil to stand before her.
Markovia had long considered Strahd a mad tyrant, but only after his transformation into a vampire did
Monsters
Spelljammer: Adventures in Space
scavvers are 15 feet long. Their coloration resembles that of Wildspace itself: white spots (representing stars) sprinkled amid dark patches and patterns of color. They fearlessly invade the air envelopes
;rarely rise above the level of nuisances. The larger varieties are more formidable, in part because they often don’t wait for their meals to come to them.
A scavver has a single large eye in the
Monsters
Acquisitions Incorporated
Breath (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Lightning Breath"}. The behir exhales a line of lightning that is 20 feet long and 5 feet wide. Each creature in that line
a single turn from the swallowed creature, the behir must succeed on a DC 14 Constitution saving throw at the end of that turn or regurgitate the creature, which falls prone in a space within 10 feet
Monsters
Spelljammer: Adventures in Space
start of each of the scavver’s turns from the digestive juices in the scavver’s gullet.
If the scavver takes 25 damage or more on a single turn from a creature inside it, the scavver must
creature is no longer restrained by it and can escape from the corpse by using 10 feet of movement, exiting prone.Void scavvers are 20 feet long. Each one is a solitary menace with a pitch-black hide
Monsters
Waterdeep: Dungeon of the Mad Mage
, frightened, stunned, or knocked unconscious.Enlarge (Recharges after a Short or Long Rest). For 1 minute, the duergar magically increases in size, along with anything it is wearing or carrying
","rollDamageType":"piercing"} piercing damage while enlarged.
Invisibility (Recharges after a Short or Long Rest). The duergar magically turns invisible until it attacks, casts a spell, or uses its
Monsters
Monstrous Compendium Vol. 4: Eldraine Creatures
Amphibious. The hydra can breathe air and water.
Multiple Heads. The hydra has five heads. Whenever the hydra takes 30 or more damage in a single turn, one of its heads dies. If all its heads die
shorelines where the wilds meet the ocean. These monstrous creatures are aptly named; their bites are known to snap giants’ arms cleanly in half.
Snapping hydras have naturally long life spans and
Monsters
Icewind Dale: Rime of the Frostmaiden
);{"diceNotation":"1d6","rollType":"damage","rollAction":"Bite","rollDamageType":"acid"} acid damage at the start of each of the whale's turns. If the whale takes 30 damage or more on a single turn from a
to 70 feet long. Their natural predators include whalers and fellow leviathans, such as dragon turtle;dragon turtles and kraken;krakens.
Monsters
Quests from the Infinite Staircase
);{"diceNotation":"2d4+4", "rollType":"damage", "rollAction":"Gnashing Teeth", "rollDamageType":"piercing"} piercing damage if the swarm has half of its hit points or fewer.A single gibberling is little more
focused creatures. Gibberling swarms are heard long before they are seen.
The first gibberlings were spawned in the jungles of the Gaping Maw, a layer of the Abyss ruled by the demon lord Demogorgon
Monsters
Mythic Odysseys of Theros
Amphibious. Tromokratis can breathe air and water.
Hearts of the Kraken (Mythic Trait; Recharges after a Short or Long Rest). When Tromokratis is reduced to 0 hit points, it doesn’t die or
ability scores as 10 (+0). If it finishes a short or long rest, the carapace heals, any destroyed hearts regenerate, and the hearts are covered again. Tromokratis dies when all the hearts are
Monsters
Mordenkainen Presents: Monsters of the Multiverse
":"Tentacle"}. This reduction lasts until the target finishes a short or long rest. The target dies if its hit point maximum is reduced to 0.
Possess Corpse (Recharge 6);{"diceNotation":"1d6
, dybbuks appear as translucent flying jellyfish, trailing long tentacles as they move through the air. They rarely travel in this fashion, however. Instead, a dybbuk possesses a suitable corpse as a
Monsters
Mythic Odysseys of Theros
Short or Long Rest). The satyr fires an arrow that magically transforms into a flurry of missiles in a 30-foot cone. Each creature in that area must make a DC 14 Dexterity saving throw, taking 17 (5d6
, these satyr skirmishers cooperate in loose teams, using guerrilla tactics to harass foes then melt back into the forest. The blessings of Nylea aid the satyrs in protecting their home, and a single arrow
Monsters
Keys from the Golden Vault
":"1d6","rollType":"recharge","rollAction":"Lightning Breath"}. The eldritch horror exhales a line of lightning that is 20 feet long and 5 feet wide. Each creature in that line must make a DC 16
takes 30 damage or more on a single turn from the swallowed creature, the horror must succeed on a DC 14 Constitution saving throw at the end of that turn or regurgitate the creature, which falls prone
Monsters
Phandelver and Below: The Shattered Obelisk
saving throw or have the prone condition. If this attack reduces the target to 0 hit points, the target immediately dies and is consumed by the cluster.
Spawn Progeny (Recharges after a Short or Long Rest
and forgotten caverns, spewing warped progeny so it can multiply. As such, many mind flayers view encephalon clusters as insidious viruses. If left unchecked, a single encephalon cluster can quickly
Monsters
Quests from the Infinite Staircase
, where they live in clans and mine precious metals and gems.
Small and lithe, pechs have long, thin limbs and broad feet. Their large, pupilless eyes are sensitive to bright light, which they avoid
, and they find sunlight nauseating. Their skin displays a spectrum of color and texture as varied as that of clay, earth, and stone.
A single pech can draw on the magic of the Elemental Plane of
Monsters
The Wild Beyond the Witchlight
better comes along.”
Flaw. “I don’t have a single friend I can count on.”
Combat Notes
Warduke likes to hit things with his sword; it’s as simple as that.
League of
in a 40-foot radius and dim light for an additional 40 feet.
Second Wind (Recharges after a Short or Long Rest). Warduke regains 13 hit points.
Monsters
Monstrous Compendium Vol. 1: Spelljammer Creatures
nightmare beast’s legs end in claws, enabling it to climb well despite its size. Its skin is thick and tough, and its teeth are long and sharp. A pair of long, curved tusks jut from the sides of
engines. A single beast can lay waste to entire cities and armies.Teleport (2/Day). The beast magically teleports, along with any equipment it is wearing or carrying, up to 120 feet to an unoccupied space it can see.