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Returning 35 results for 'monster checks'.
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monster check
Monsters
Monster Manual
Amphibious. The kuo-toa can breathe air and water.
Sunlight Sensitivity. While in sunlight, the kuo-toa has Disadvantage on ability checks and attack rolls.Multiattack. The kuo-toa makes three
Material components and using Wisdom as the spellcasting ability (spell save DC 14):
At Will: Detect Magic, Thaumaturgy 1/Day Each: Destructive Wave, Divination, Hold Monster (level 6 version), Scrying
Magic Items
Van Richten’s Guide to Ravenloft
A dire wolf tooth dangles from this simple cord necklace. While you wear it, the necklace grants you a +1 bonus to ability checks and saving throws.
Curse. Attuning to Harkon’s Bite curses you
removing the necklace, whether you are attuned to it or not, you are afflicted with werewolf lycanthropy as detailed in the Monster Manual. The curse lasts until the dawn after the next full moon. If you are still wearing the necklace at this time, you are afflicted with the lycanthropy again.
Monsters
Waterdeep: Dungeon of the Mad Mage
.
Sunlight Weakness. While in sunlight, the assassin has disadvantage on attack rolls, ability checks, and saving throws.Multiattack. The assassin makes two Shadow Blade attacks.
Shadow Blade. Melee
.
If a non-evil humanoid dies from this attack, a shadow (see the Monster Manual) rises from the corpse 1d4;{"diceNotation":"1d4","rollType":"roll"} hours later.Necrotic, PoisonAcid, Cold, Fire, Lightning, Thunder; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksRadiant
Monsters
Bigby Presents: Glory of the Giants
"} acid damage. If the target is a Medium or smaller creature, it has the grappled condition (escape DC 11). Ability checks made to escape this grapple have disadvantage.Bag jellies are olive-hued oozes
similar to the dungeon scavengers described in the Monster Manual. As their name suggests, though, these creatures are most often found in the bags carried by giants, where they feed on whatever
Monsters
Guildmasters’ Guide to Ravnica
action as a bonus action on each of its turns.
Ruin Dweller. The stalker has advantage on Dexterity (Stealth) checks made to hide in ruins, and its speed is not reduced in difficult terrain composed
of rubble.
Siege Monster. The stalker deals double damage to objects and structures.Multiattack. The stalker makes three attacks with its shortsword.
Shortsword. Melee Attack: +4;{"diceNotation
Monsters
Tales from the Yawning Portal
Amphibious. The sea lion can breathe air and water.
Keen Smell. The sea lion has advantage on Wisdom (Perception) checks that rely on smell.
Pack Tactics. The sea lion has advantage on an attack
","rollAction":"Claw","rollDamageType":"piercing"} piercing damage.A sea lion is a fearsome monster with the head and forepaws of a lion and the lower body and tail of a fish. Adventurers who delve beneath
Monsters
Guildmasters’ Guide to Ravnica
turn.
Siege Monster. The giant deals double damage to objects and structures.
Stone Camouflage. The giant has advantage on Dexterity (Stealth) checks made to hide in rocky terrain.Multiattack. The giant
Monsters
Tomb of Annihilation
slots): detect thoughts, knock
3rd level (3 slots): clairvoyance, tongues
4th level (3 slots): dominate beast, stoneskin
5th level (3 slots): hold monster, telekinesis
6th level (1 slot): true seeing
must succeed on a DC 15 Strength saving throw or have disadvantage on Strength based attack rolls, Strength checks, and Strength saving throws for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.Fire
Monsters
Icewind Dale: Rime of the Frostmaiden
Keen Smell. The werebear has advantage on Wisdom (Perception) checks that rely on smell.
Mountain Born. The werebear is acclimated to high altitude, including elevations above 20,000 feet.
Powerful
":"piercing"} piercing damage. If the target is a humanoid, it must succeed on a DC 15 Constitution saving throw or be cursed with werebear lycanthropy, as described in the Monster Manual.
Claw (Bear or
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Sunlight Sensitivity. While in sunlight, the deathlock has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.
Unusual Nature. The deathlock doesn’t
its hit point maximum is reduced to 0.
A Humanoid slain by this attack rises 24 hours later as a zombie (see the Monster Manual) under the deathlock’s control, unless the Humanoid is restored
Monsters
Planescape: Adventures in the Multiverse
Axiomatic Mind. The octon can’t be compelled to act in a manner contrary to its nature or its instructions.
Combat Ready. The octon has advantage on initiative checks.
Disintegration. If the
leadership positions, maintaining order in Mechanus and the realms beyond. For more information on modrons, see the Monster Manual.Psychic
Monsters
Mordenkainen Presents: Monsters of the Multiverse
.
Sunlight Sensitivity. While in sunlight, the kobold has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Dagger. Melee or Ranged Weapon Attack: +4;{"diceNotation
within 20 feet of it. A swarm of insects (centipedes);swarm of insects (centipedes; see the Monster Manual) with 11 hit points emerges from the basket and rolls initiative. At the end of each of the swarm
Monsters
Icewind Dale: Rime of the Frostmaiden
(escape DC 16). Ability checks made to escape this grapple have disadvantage.
False Appearance (Object Form Only). While the mimic remains motionless, it is indistinguishable from an ordinary object
damage on a successful one.Mimics are shape-shifting monsters described in the Monster Manual. The variant presented here is a particularly large and voracious specimen—the result of Netherese experiments on ordinary mimics—that spits acid.Acid
Monsters
Spelljammer: Adventures in Space
-kreen stat block appears in the Monster Manual. This section provides a few more options.Chameleon Carapace. The thri-kreen changes the color of its carapace to match the color and texture of its
surroundings, gaining advantage on Dexterity (Stealth) checks it makes to hide in those surroundings.
Leap. The thri-kreen leaps up to 20 feet in any direction, provided its speed isn’t 0.
Monsters
Spelljammer: Adventures in Space
generic thri-kreen stat block appears in the Monster Manual. This section provides a few more options.Chameleon Carapace. The thri-kreen changes the color of its carapace to match the color and
texture of its surroundings, gaining advantage on Dexterity (Stealth) checks it makes to hide in those surroundings.
Monsters
Planescape: Adventures in the Multiverse
Axiomatic Mind. The septon can’t be compelled to act in a manner contrary to its nature or its instructions.
Combat Ready. The septon has advantage on initiative checks.
Disintegration. If
, maintaining order in Mechanus and the realms beyond. For more information on modrons, see the Monster Manual.Lightning, Psychic
Monsters
Fizban's Treasury of Dragons
restrained. Ability checks made to escape this grapple have disadvantage.
Caustic Mist (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Caustic Mist"}. The mimic sprays a fine
true form if it dies.Kin to the common mimic described in the Monster Manual, hoard mimics are among the oldest and most cunning of their kind. A hoard mimic’s massive, amorphous form and shape
Monsters
Mordenkainen Presents: Monsters of the Multiverse
;t put the drow to sleep.
Sunlight Sensitivity. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The drow makes
, true seeing
Summon Demon (1/Day). The drow attempts to magically summon a yochlol (see the Monster Manual), with a 50 percent chance of success. If the attempt fails, the drow takes 5 (1d10
Monsters
Mordenkainen Presents: Monsters of the Multiverse
drow to sleep.
Sunlight Sensitivity. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The drow makes three Shadow
will: dancing lights, darkness
1/day each: faerie fire, levitate (self only)
Summon Shadow Demon (1/Day). The drow attempts to magically summon a shadow demon (see the Monster Manual) with a 50 percent
Monsters
Mordenkainen Presents: Monsters of the Multiverse
drow to sleep.
Sunlight Sensitivity. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The drow makes three Shadow
.
Summon Shadow Demon (1/Day). The drow attempts to magically summon a shadow demon (see the Monster Manual) with a 50 percent chance of success. If the attempt fails, the drow takes 5 (1d10
Monsters
Mordenkainen Presents: Monsters of the Multiverse
falls there, causing the area to be lightly obscured. Heavy rain also extinguishes open flames and imposes disadvantage on Wisdom (Perception) checks that rely on hearing. In addition, strong winds swirl
in the area covered by the storm. The winds impose disadvantage on ranged attack rolls. The winds extinguish open flames and disperse fog.
Siege Monster. The tempest deals double damage to objects
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Plant Camouflage. The wood woad has advantage on Dexterity (Stealth) checks it makes in any terrain with ample obscuring vegetation.
Regeneration. The wood woad regains 10 hit points at the start of
to nature and that protect and respect the land, such as druid;druids and treant;treants (both appear in the Monster Manual). Some treants have wood woad servants by virtue of age-old pacts with druids
Monsters
Mordenkainen Presents: Monsters of the Multiverse
;t put the drow to sleep.
Sunlight Sensitivity. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The drow makes
attempts to magically summon a yochlol (see the Monster Manual), with a 50 percent chance of success. If the attempt fails, the drow takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage
Monsters
Mordenkainen Presents: Monsters of the Multiverse
, telekinesis, teleport
1/day each: dominate monster, greater invisibility
Teleport. Graz’zt magically teleports, along with any equipment he is wearing or carrying, up to 120 feet to an
have disadvantage on Dexterity (Stealth) checks made to hide.
Regional Effects
The region containing Graz’zt’s lair is warped by his magic, creating one or more of the following effects
Monsters
Mordenkainen Presents: Monsters of the Multiverse
and make one weapon attack.
Summon Fungi. Zuggtmoy causes four gas spore;gas spores or violet fungus;violet fungi (both appear in the Monster Manual) to appear in unoccupied spaces that she chooses
(Medicine) and Wisdom (Survival) checks have disadvantage.
Fungal Infestation. Molds and fungi grow on surfaces within 6 miles of the lair, even where they would normally find no purchase.
Mutating
Magic Items
Tasha’s Cauldron of Everything
. Choose one of the following effects:
Weal. The creature has advantage on attack rolls, ability checks, and saving throws for the next hour.
Woe. The creature has disadvantage on attack rolls
, ability checks, and saving throws for the next hour.
The deck can be used in this way twice, and you regain all expended uses at the next dawn.
Prisoners of Fate. Whenever you use the Twist of Fate
Monsters
Mordenkainen Presents: Monsters of the Multiverse
, disguise self, mage hand, prestidigitation
1/day each: dominate monster, globe of invulnerability, invisibility, modify memory, plane shift (self only), wall of forceNegate Spell (3/Day). The
trapping, but this is a dangerous proposition. Anyone who holds the periapt gains advantage on attacks, saving throws, and checks against the alhoons associated with its creation, and those alhoons in turn
Monsters
Mordenkainen Presents: Monsters of the Multiverse
on which it stands; it is populated by minotaur;minotaurs, goristro;goristros, and quasit;quasits all of which appear in the Monster Manual.
Lair Actions
On initiative count 20 (losing initiative
:
Beguiling Realm. Within 6 miles of the lair, all Charisma (Persuasion) and Charisma (Performance) checks have disadvantage, and all Charisma (Deception) and Charisma (Intimidation) checks have advantage
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Plant Camouflage. The thorny has advantage on Dexterity (Stealth) checks it makes in any terrain with ample obscuring vegetation.
Regeneration. The thorny regains 5 hit points at the start of its
myconid adult;myconid adults, shrieker;shriekers, and violet fungus;violet fungi (all appear in the Monster Manual).
Although they prefer to eat fresh meat, bone, and blood, vegepygmies can absorb
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Plant Camouflage. The vegepygmy has advantage on Dexterity (Stealth) checks it makes in any terrain with ample obscuring vegetation.
Regeneration. The vegepygmy regains 5 hit points at the start of
fungi (all appear in the Monster Manual).
Although they prefer to eat fresh meat, bone, and blood, vegepygmies can absorb nutrients from soil and many sorts of organic matter, so they rarely go
Monsters
Bigby Presents: Glory of the Giants
advantage on saving throws against spells and other magical effects.
Siege Monster. The cradle deals double damage to objects and structures.Multiattack. The cradle makes two Slam or Hurl Icicle attacks
in the area without immunity or resistance to cold damage have disadvantage on Strength and Dexterity checks.
Empowered Frost Giants. Frost giants within 1,000 feet of the scion gain a +7 bonus to
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Plant Camouflage. The vegepygmy has advantage on Dexterity (Stealth) checks it makes in any terrain with ample obscuring vegetation.
Regeneration. The vegepygmy regains 3 hit points at the start of
with creatures such as myconid adult;myconid adults, shrieker;shriekers, and violet fungus;violet fungi (all appear in the Monster Manual).
Although they prefer to eat fresh meat, bone, and blood
Monsters
Bigby Presents: Glory of the Giants
.
Siege Monster. The scion deals double damage to objects and structures.Multiattack. The scion makes one Ice Axe and two Slam attacks, or it makes two Glacier Throw attacks.
Ice Axe. Melee Weapon
disadvantage on Strength and Dexterity checks.
Empowered Frost Giants. Frost giants within 1,000 feet of the scion gain a +7 bonus to attack and damage rolls.
Thriving Wildlife. Beasts reproduce
Monsters
Mordenkainen Presents: Monsters of the Multiverse
. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The drow makes two Demon Staff attacks or one Demon Staff attack
"} psychic damage but has advantage on the next attack roll it makes before the end of its next turn.
Summon Servant (1/Day). The drow magically summons a glabrezu or a yochlol (both appear in the Monster
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Return to Worms. When the mage is reduced to 0 hit points, it breaks apart into a swarm of insects (see the Monster Manual) in the same space. Unless the swarm is destroyed, the mage reforms from it
must succeed on a DC 15 Wisdom saving throw or have disadvantage on all ability checks. The affected creature can repeat the saving throw at the end of each minute, ending the effect on itself on a