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Returning 35 results for 'causing reduces guide to have rolls'.
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Magic Items
Dungeon Master’s Guide
While you wear this cloak, it magically projects an illusion that makes you appear to be standing in a place near your actual location, causing any creature to have Disadvantage on attack rolls
Monsters
Monster Manual
start of its next turn, possibly causing the attacks to miss.Rally (1/Day). The pirate chooses up to three other creatures it can see within 30 feet. Until the start of the pirate’s next turn, the targets have Advantage on attack rolls and saving throws.
damage.Defensive Stance. Trigger: The pirate is hit by a melee attack roll while holding a weapon. Response: The pirate adds 4 to its AC against melee attack rolls (including the triggering attack) until the
Monsters
Monster Manual
-foot Emanation originating from it have Advantage on attack rolls and saving throws. It can’t use this trait if it has the Incapacitated condition.Multiattack. The aspirant makes three Dread Blade
holding a weapon. Response: The aspirant adds 4 to its AC against that attack, possibly causing it to miss.Necrotic, Poison
Monsters
Monster Manual
Aura of Authority. While in a 30-foot Emanation originating from the hobgoblin, the hobgoblin and its allies have Advantage on attack rolls and saving throws, provided the hobgoblin doesn’t
by a melee attack roll while holding a weapon: Response: The hobgoblin adds 3 to its AC against that attack, possibly causing it to miss.
Monsters
Monster Manual
dealing any damage. Any nonmagical weapon takes a cumulative −1 penalty to attack rolls immediately after dealing damage to the ooze and coming into contact with it. The weapon is destroyed if
":"Acid"} Acid damage. Nonmagical armor worn by the target takes a −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10. The penalty can be removed by casting the Mending spell on the armor.Acid, Cold, Fire
Monsters
Monster Manual
creature with the object. Failure: The object takes a −1 penalty to the AC it offers (armor) or to its attack rolls (weapon). Armor is destroyed if the penalty reduces its AC to 10, and a weapon
Magic Items
Dungeon Master’s Guide
You have a +2 bonus to attack rolls and damage rolls made with this magic weapon.
While holding this weapon, you can cause it to emit green Dim Light out to 10 feet, either as a Bonus Action or
an attack while holding the weapon, you can take a Reaction to twirl the weapon around you, gaining a +5 bonus to your Armor Class against the triggering attack, potentially causing the attack to miss
Magic Items
Dungeon Master’s Guide
attack rolls and damage rolls made with this magic weapon. If you hit an Undead with this weapon, you take 1d10 Necrotic damage, and the target regains 1d10 Hit Points. If this Necrotic damage reduces you
Blackrazor. Blackrazor can be destroyed by crushing it in the great gears of Mechanus. Primus, the creator of the modrons, also knows a series of musical tones that Blackrazor can’t stand to hear, causing the sword to shatter.
Monsters
Monster Manual
any damage. Any nonmagical weapon takes a cumulative −1 penalty to attack rolls immediately after dealing damage to the pudding and coming into contact with it. The weapon is destroyed if the
by the target takes a −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10. The penalty can be removed by casting the Mending spell on the armor.Split
Monsters
Monster Manual
magical effects.
Marshal Undead. Undead creatures of the death knight’s choice (excluding itself) in a 60-foot Emanation originating from it have Advantage on attack rolls and saving throws. It
MagicParry. Trigger: The death knight is hit by a melee attack roll while holding a weapon. Response: The death knight adds 6 to its AC against that attack, possibly causing it to miss.Legendary Action
Monsters
Monster Manual
or Success: If the target is a creature and this damage reduces it to 0 Hit Points, it disintegrates into dust. 10: Death Ray. Dexterity Saving Throw: DC 16. Failure: 55 (10d10);{"diceNotation":"10d10
", "rollType":"damage", "rollAction":"Death Ray", "rollDamageType":"Necrotic"} Necrotic damage. Success: Half damage. Failure or Success: The target dies if the ray reduces it to 0 Hit
Magic Items
Dungeon Master’s Guide
rejects you but also places a curse on you, causing you to make D20 Test;D20 Tests with Disadvantage for 24 hours or until the curse is ended by a Remove Curse spell or similar magic. If you’re
+1 bonus to attack rolls and damage rolls made with this magic weapon. Each rune beyond the first grants the Moonblade an additional property. The DM chooses each property or determines it randomly by
Magic Items
Dungeon Master’s Guide
combat, you have Advantage on Death Saving Throws for 1 year. If someone else reduces your chosen foe to 0 Hit Points or you don’t choose a foe, this card has no effect.
Donjon. You disappear
Guide), it is destroyed by some calamity beyond your control. Any documentation that proves you should own something lost to this card also disappears.
Sage. At any time you choose within one year of
Yeenoghu
Legacy
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Monsters
Out of the Abyss
, causing them to have advantage on melee weapon attack rolls and causing attack rolls to have advantage against them.
Regional Effects
The region containing Yeenoghu’s lair is warped by his
. When Yeenoghu reduces a creature to 0 hit points with a melee attack on his turn, Yeenoghu can take a bonus action to move up to half his speed and make a bite attack.Multiattack. Yeenoghu makes three
Monsters
Storm King's Thunder
Reckless. At the start of their turn, the Uthgardt leader can gain advantage on all melee weapon attack rolls during that turn, but attack rolls against them have advantage until the start of their
":"damage","rollAction":"Oathbow","rollDamageType":"piercing"} piercing damage against a sworn enemy. (See chapter 7 of the Dungeon Master’s Guide for other properties of the oathbow.)Unpredictable berserkers come together in war parties and seek conflict wherever they can find it.
Monsters
The Wild Beyond the Witchlight
Displacement. The displacer beast projects a magical illusion that makes it appear to be standing near its actual location, causing attack rolls against it to have disadvantage. If it is hit by an
Monsters
Mordenkainen Presents: Monsters of the Multiverse
count 20, all gnoll;gnolls and hyena;hyenas within the lair are enraged, causing them to have advantage on melee weapon attack rolls and causing attack rolls to have advantage against them.
Iron Spike
them into flind;flinds. Yeenoghu takes pleasure in causing fear before death, and he sows sorrow and despair through destroying beloved things. He doesn’t parlay; to meet him is to do battle with
Magic Items
The Book of Many Things
You gain a +1 bonus to attack and damage rolls made with this hooked, obsidian dagger.
When you hit a creature with this magic weapon and roll a 19 or 20 on the attack roll, the creature must make a
DC 15 Constitution saving throw as the dagger flares with sickly light. The creature takes 6d6 necrotic damage on a failed save, or half as much on a successful one. If this damage reduces the creature to 0 hit points, the creature disintegrates into dust.
Monsters
Tales from the Yawning Portal
half damage if it fails.
Displacement. The displacer beast projects a magical illusion that makes it appear to be standing near its actual location, causing attack rolls against it to have disadvantage
Monsters
Mordenkainen Presents: Monsters of the Multiverse
makes the illusionist appear to be standing in a place a few inches from its actual location, causing any creature to have disadvantage on attack rolls against the illusionist. The effect lasts for 1
Monsters
The Wild Beyond the Witchlight
.
Sunlight Weakness. While in sunlight, the shadow has disadvantage on attack rolls, ability checks, and saving throws.Strength Drain. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit
, and the target's Strength score is reduced by 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Strength Drain"}. The target falls unconscious if this reduces its Strength to 0. Otherwise
Monsters
Waterdeep: Dungeon of the Mad Mage
.
Sunlight Weakness. While in sunlight, the shadow has disadvantage on attack rolls, ability checks, and saving throws.
A duplicate reduced to 0 hit points or targeted by a dispel magic spell vanishes in a
","rollAction":"Strength Drain"}. The target dies if this reduces its Strength to 0. Otherwise, the reduction lasts until the target finishes a short or long rest.Necrotic, PoisonAcid, Cold, Fire, Lightning, Thunder; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksRadiant
Monsters
Curse of Strahd
":"Incorporeal Movement","rollDamageType":"force"} force damage if it ends its turn inside an object.
Sunlight Sensitivity. While in sunlight, the snow maiden has disadvantage on attack rolls, as well as on
reduced by an amount equal to the damage taken. This reduction lasts until the creature finishes a long rest. The target dies if this effect reduces its hit point maximum to 0.Cold, Necrotic, PoisonAcid, Fire, Lightning, Thunder; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks
Monsters
The Book of Many Things
Constitution saving throw or its hit point maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit
reduces the target’s Charisma to 0, the target dies. Until the breath drinker dies, the dead target can’t be returned to life by any means short of divine intervention. On a successful save
Monsters
Out of the Abyss
attack rolls, as well as on Wisdom (Perception) checks that rely on sight.
Scimitar of Speed. Viln wields a scimitar of speed and can make one attack with it as a bonus action on her turn. All of
the Dungeon Master’s Guide). The poison on a dagger’s blade is good for one hit only, whether the poison takes effect or not.Multiattack. Viln makes three melee attacks: two with her
Magic Items
Bigby Presents: Glory of the Giants
The hilt of this sword bears a carnelian engraved with the blood rune.
You can add your Constitution modifier (minimum of +1) to the damage rolls of attacks made with this weapon.
Invoking the Rune
. When you target a creature with an attack using this weapon, you can invoke the sword’s rune, causing it to flare with crimson light and infusing your attack with bloodthirsty precision. You
Deathlock Wight
Legacy
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Monsters
Tales from the Yawning Portal
magic, disguise self, mage armor
1/day each: fear, hold person, misty step
Sunlight Sensitivity. While in sunlight, the wight has disadvantage on attack rolls, as well as on Wisdom (Perception) checks
finishes a long rest. The target dies if this effect reduces its hit point maximum to 0.
A humanoid slain by this attack rises 24 hours later as a zombie under the wight's control, unless the humanoid
Monsters
Icewind Dale: Rime of the Frostmaiden
ceremorph. Hit: 55 (10d10);{"diceNotation":"10d10","rollType":"damage","rollAction":"Extract Brain","rollDamageType":"piercing"} piercing damage. If this damage reduces the target to 0 hit points, the
ceremorph often carries a home-built device that functions as a laser pistol (see “Firearms” in the Dungeon Master’s Guide). This weapon is powered by an energy cell, which enables
Monsters
Tales from the Yawning Portal
weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal that hits the ooze is destroyed after dealing
","rollAction":"Pseudopod","rollDamageType":"acid"} acid damage, and if the target is wearing nonmagical metal armor, its armor is partly corroded and takes a permanent and cumulative −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.Acid, Cold, Fire
Monsters
Tales from the Yawning Portal
weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal that hits the ooze is destroyed after dealing
wearing nonmagical metal armor, its armor is partly corroded and takes a permanent and cumulative −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.Acid, Cold, Fire
Monsters
Mordenkainen Presents: Monsters of the Multiverse
defilement, you can use the optional rule on abyssal corruption in chapter 2 of the Dungeon Master’s Guide, causing the poisoned creature to be corrupted.PoisonCold, Fire, Lightning; Bludgeoning
Monsters
Strixhaven: A Curriculum of Chaos
Translation (2/Day). When the professor is hit by an attack roll, it can increase its AC by 3 against that attack, potentially causing it to miss. The professor can then teleport, along with any equipment
options:
Expand. The professor becomes Large if there is sufficient room for it to grow. It has advantage on attack rolls and on ability checks and saving throws that rely on Strength.
Contract. The
Monsters
Out of the Abyss
weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal that hits the ooze is destroyed after dealing
wearing nonmagical metal armor, its armor is partly corroded and takes a permanent and cumulative −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.
Psychic Crush
Monsters
Tasha’s Cauldron of Everything
action.
Sunlight Weakness. While in sunlight, the reflections has disadvantage on attack rolls, ability checks, and saving throws.Strength Drain. Melee Weapon Attack: +4;{"diceNotation":"1d20+4
"} necrotic damage, and the target's Strength score is reduced by 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Strength Drain"}. The target dies if this reduces its Strength to 0. Otherwise
Monsters
Dragon of Icespire Peak
Brave. Don-Jon has advantage on saving throws against being frightened.
Not Dead Yet (Recharges after a Long Rest). If damage reduces Don-Jon to 0 hit points, he drops to 1 hit point instead and
gains advantage on attack rolls until the end of his next turn.Multiattack. Don-Jon makes three melee attacks.
Dagger. Melee or Ranged Weapon Attack: +2;{"diceNotation":"1d20+2","rollType":"to hit