block before duplicate cause require

If a potion doesn't duplicate a spell, does it require Concentration?

Compendium - Sources->Dungeons & Dragons->Sage Advice & Errata

If a potion doesn’t duplicate a spell, does it require Concentration? A potion’s effect requires Concentration only if its description says so or if it duplicates a spell that requires Concentration.

Abjurer

Classes Player’s Handbook

Shield Companions and Banish Foes Your study of magic is focused on spells that block, banish, or protect—ending harmful effects, banishing evil influences, and protecting the weak. Abjurers

are sought when baleful spirits require exorcism, when locations must be guarded against magical spying, and when portals to other planes of existence must be closed. Adventuring parties value Abjurers for the protection they provide against a variety of hostile magic and other attacks.

Moonblade

Magic Items Dungeon Master’s Guide

cause the Moonblade to flash brightly. Each other creature that is within 30 feet of you and not behind Total Cover must succeed on a DC 15 Constitution saving throw or have the Blinded condition for 1

serving you. The entity appears in an unoccupied space within 120 feet of you. It uses the Shadow stat block with these changes: it is a Fey, has a Neutral alignment, and doesn’t create new shadows

Thri-kreen Gladiator

Monsters Spelljammer: Adventures in Space

eschew armor. Although thri-kreen don’t need to sleep, they do require periods of inactivity to revitalize themselves. The Thri-kreen language doesn’t employ words in the usual sense. To

communication difficult to interpret and impossible to duplicate. To interact with creatures of other sapient species, thri-kreen rely on a form of telepathy. Thri-kreen often use weapons of their own design

Thri-kreen Hunter

Monsters Spelljammer: Adventures in Space

two pairs of arms. Because their bodies are encased in protective chitin, they tend to eschew armor. Although thri-kreen don’t need to sleep, they do require periods of inactivity to revitalize

thri-kreen what they are thinking and feeling. Other creatures find this method of communication difficult to interpret and impossible to duplicate. To interact with creatures of other sapient species

Thri-kreen Mystic

Monsters Spelljammer: Adventures in Space

features and two pairs of arms. Because their bodies are encased in protective chitin, they tend to eschew armor. Although thri-kreen don’t need to sleep, they do require periods of inactivity to

, indicating to other thri-kreen what they are thinking and feeling. Other creatures find this method of communication difficult to interpret and impossible to duplicate. To interact with creatures of other

Gingwatzim

Monsters Candlekeep Mysteries

Alternate Forms. The gingwatzim has two alternate forms, both of which are chosen by its creator when the gingwatzim comes into being. One form is an exact duplicate of a Tiny nonmagical object (such

its statistics, and it is indistinguishable from the thing it is imitating. In beast form, it retains its hit points but otherwise uses the stat block of the beast it is imitating. When it dies, the

Scissors of Shadow Snipping

Magic Items The Wild Beyond the Witchlight

As an action, you make a few snips with these iron shears and cause the shadow of a Humanoid creature you can see within 5 feet of you to detach from its source. If the creature is unwilling to give

next dawn. The shadow (variant);detached shadow is rooted to the spot where it was snipped until you use a bonus action to cause it to behave in one of the following ways, either of which is possible

Demogorgon Legacy

Monsters Out of the Abyss

bulk of this palace extends deep underwater, in chill and darkened caverns. Lair Actions On initiative count 20 (losing initiative ties), Demogorgon can take a lair action to cause one of the

following effects; Demogorgon can’t use the same effect two rounds in a row: Demogorgon creates an illusory duplicate of himself, which appears in his own space and lasts until initiative count 20

Doric

Monsters Thieves’ Gallery

she will fight tooth and nail for a cause she believes in. Doric has joined the Emerald Enclave, a network of survivalists who tend to the balance between civilization and nature. When the Lord of

reverts to her true form if she is incapacitated or dies. She can revert to her true form using a bonus action. While Doric is transformed, her stat block is replaced by the stat block of that form

Podling

Monsters Van Richten’s Guide to Ravenloft

dismisses it (no action required). Unusual Nature. The podling doesn’t require sleep.Slam. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Slam"} to hit, reach 5

comatose. Over the course of hours, the creature is dissolved and its body repurposed into a podling duplicate. Podlings are near-perfect mimics of the creatures they replace. Despite having the

Gremishka

Monsters Van Richten’s Guide to Ravenloft

overwhelm—or just get a bite of. Gremishkas have an unstable relationship with magic. Spells cast near a gremishka might rebound onto those nearby or cause the monster to explode, its scaly chunks

rapidly reforming into duplicate gremishkas. These spontaneously created Swarm of Gremishkas;swarms can rapidly turn a single annoying gremishka into a chittering, magic-reflecting wave of teeth and claws.

Swarm of Gremishkas

Monsters Van Richten’s Guide to Ravenloft

cast near a gremishka might rebound onto those nearby or cause the monster to explode, its scaly chunks rapidly reforming into duplicate gremishkas. These spontaneously created swarms can rapidly turn

Eidolon

Monsters Mordenkainen Presents: Monsters of the Multiverse

. The eidolon uses the sacred statue’s stat block in place of its own. Turn Resistance. The eidolon has advantage on saving throws against any effect that turns Undead. Unusual Nature. The

eidolon doesn’t require air, food, drink, or sleep.Divine Dread. Each creature within 60 feet of the eidolon that can see it must succeed on a DC 15 Wisdom saving throw or be frightened of it for 1

Thri-kreen

Species Spelljammer: Adventures in Space

. Although thri-kreen don’t sleep, they do require periods of inactivity to revitalize themselves. During these periods, they are fully aware of what’s happening around them. Thri-kreen

impossible to duplicate. To interact with other folk, thri-kreen rely on a form of telepathy. Creating Your Character When you create your D&D character, you decide whether your character is a

Zodar

Monsters Spelljammer: Adventures in Space

Disembodied Voice. Up to three times in its life, the zodar can cause a message of up to twenty-five words to issue from the air around it. It speaks only when it has something profoundly important

instead. Transport Inhibitor. The zodar can’t be teleported or sent to any plane of existence against its will. Unusual Nature. The zodar doesn’t require air, food, drink, or

Zombie Plague Spreader

Monsters Van Richten’s Guide to Ravenloft

success, the zombie drops to 1 hit point instead. Unusual Nature. The zombie doesn’t require air, food, drink, or sleep. Viral Aura. Any creature that starts its turn within 10 feet of the

":"poison"} poison damage on a failed save, or half as much damage on a successful one. A Humanoid reduced to 0 hit points by this damage dies and rises as a zombie (see its stat block in the Monster

Autognome

Monsters Spelljammer: Adventures in Space

a failed save, or half as much damage on a successful one. Unusual Nature. The autognome doesn’t require air, food, drink, or sleep.Multiattack. The autognome makes two Shock attacks. Shock

autognome obeys its creator’s commands when it is functioning properly, but a design flaw can cause an autognome to go rogue, forget its orders, and wander Wildspace doing anything except what it

Kyrzin's Ooze

Magic Items Eberron: Rising from the Last War

. As an action, you can speak a command word and cause your body to assume the amorphous qualities of an ooze. For the next minute, you (along with any equipment you’re wearing or carrying) can

you, turning your corpse into a black pudding allied with the daelkyr (see the Monster Manual for the black pudding;black pudding's stat block).

Bavlorna Blightstraw

Monsters The Wild Beyond the Witchlight

within 10 feet of Bavlorna cause her to lapse into a fit of sneezing. See the stat block for more details. Hourglass Coven The Hourglass Coven is a group of three hags, each one bound to an aspect of

","rollType":"recharge","rollAction":"Create Lornlings"}. Bavlorna creates one or two 1-foot-tall duplicates of herself, called lornlings (use the Quickling stat block in appendix C). Each lornling appears

Boss Augustus

Monsters The Book of Many Things

cursed with lycanthropy. While cursed in this way, the target retains its alignment, languages, and equipment but otherwise uses the werewolf stat block, excluding actions that require equipment the

Boss Delour

Monsters The Book of Many Things

but otherwise uses the wererat stat block, excluding actions that require equipment the target doesn’t have. During any night when there’s a full moon in the sky, the target becomes an NPC

Steel Predator

Monsters Mordenkainen Presents: Monsters of the Multiverse

Magic Resistance. The steel predator has advantage on saving throws against spells and other magical effects. Unusual Nature. The steel predator doesn’t require air, food, drink, or

can be used in another steel predator. Battle damage can cause this instinct to fail, however, in which case the steel predator lingers in the area, hunting and killing other creatures that resemble

Fractine

Monsters Monstrous Compendium Vol. 1: Spelljammer Creatures

"} force damage if it ends its turn inside an object. Unusual Nature. The fractine doesn’t require air, drink, or sleep.Extradimensional Touch. Melee Spell Attack: +5;{"diceNotation":"1d20+5

surfaces substituting for the mirror needed to cast certain divination spells. While being used in this way, the fractine siphons magical energy from the spellcaster—not enough to cause harm

Unspeakable Horror (Loathsome Limbs)

Monsters Van Richten’s Guide to Ravenloft

in this stat block. Relentless Stride (Loathsome Limbs Only). The horror can move through the space of another creature. The first time on a turn that the horror enters a creature’s space

, determined by rolling on the Body Composition table. You can roll on the Limbs to customize it further, while results from the Hex Blast table replace that action in the stat block. If the results of

Unspeakable Horror (Oozing Organs)

Monsters Van Richten’s Guide to Ravenloft

in this stat block. Bile Body (Oozing Organs Only). Any creature that touches the horror or hits it with a melee attack takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction":"Bile

can roll on the Limbs to customize it further, while results from the Hex Blast table replace that action in the stat block. If the results of multiple tables conflict, chose your preferred result

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Grasping roots and vines

labyrinthine passages within 1 mile of the dragon’s lair. The thickets act as 10-foot-high, 10-foot-thick walls that block line of sight. Creatures can move through the thickets, with every 1 foot

Ancient White Dragon Legacy

Monsters Basic Rules (2014)

freezing breath. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in

lair. Freezing precipitation falls within 6 miles of the dragon’s lair, sometimes forming blizzard conditions when the dragon is at rest. Icy walls block off areas in the dragon’s lair

Bodak

Monsters Mordenkainen Presents: Monsters of the Multiverse

attack rolls and ability checks. Unusual Nature. The bodak doesn’t require air, food, drink, or sleep.Fist. Melee Weapon Attack: +5;{"diceNotation":"1d20+5", "rollType":"to hit", "rollAction

a successful one.A bodak is the undying remains of someone who revered Orcus. Devoid of life and soul, it exists only to cause death. A worshiper of Orcus can take ritual vows while carving the demon

Adult White Dragon Legacy

Monsters Basic Rules (2014)

breath. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in

lair. Freezing precipitation falls within 6 miles of the dragon’s lair, sometimes forming blizzard conditions when the dragon is at rest. Icy walls block off areas in the dragon’s lair

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Grasping roots and

form labyrinthine passages within 1 mile of the dragon’s lair. The thickets act as 10-foot-high, 10-foot-thick walls that block line of sight. Creatures can move through the thickets, with every

Unspeakable Horror (Malleable Mass)

Monsters Van Richten’s Guide to Ravenloft

in this stat block. Amorphous (Malleable Mass Only). The horror can move through any opening at least 1 inch wide without squeezing.Multiattack. The horror makes two Limbs attacks. Limbs. Melee

the stat block. If the results of multiple tables conflict, chose your preferred result. The results of these tables are meant to be broad, so feel free to describe the details of an unspeakable

Unspeakable Horror

Monsters Van Richten’s Guide to Ravenloft

in this stat block. Amorphous (Malleable Mass Only). The horror can move through any opening at least 1 inch wide without squeezing. Bile Body (Oozing Organs Only). Any creature that touches the

the Limbs to customize it further, while results from the Hex Blast table replace that action in the stat block. If the results of multiple tables conflict, chose your preferred result. The results of

Clockwork Bronze Scout

Monsters Mordenkainen Presents: Monsters of the Multiverse

magical effects. Unusual Nature. The clockwork doesn’t require air, food, drink, or sleep.Bite. Melee Weapon Attack: +5;{"diceNotation":"1d20+5", "rollType":"to hit", "rollAction":"Bite"} to hit

malfunction to its stat block. You can select randomly or choose a pair of modifications that fit the temperament of the clockwork’s builder. Clockwork Enhancements d10;{"diceNotation

Clockwork Iron Cobra

Monsters Mordenkainen Presents: Monsters of the Multiverse

Magic Resistance. The clockwork has advantage on saving throws against spells and other magical effects. Unusual Nature. The clockwork doesn’t require air, food, drink, or sleep.Bite. Melee

to its stat block. You can select randomly or choose a pair of modifications that fit the temperament of the clockwork’s builder. Clockwork Enhancements d10;{"diceNotation":"1d10

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