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Returning 35 results for 'decreases involve are bonus'.
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Monsters
Monster Manual
"} Cold damage. Until the end of its next turn, the target can’t take a Bonus Action or Reaction, its Speed decreases by 10 feet, and it can move or take one action on its turn, not both. Hit or
Monsters
Strixhaven: A Curriculum of Chaos
advantage. The fractal can become no larger than Huge via this bonus action.
Diminish. The fractal’s size decreases by one category. While the fractal is Tiny, it makes attack rolls, Dexterity
checks, and Dexterity saving throws with advantage. The fractal can become no smaller than 1 foot in height via this bonus action.
Monsters
Mordenkainen Presents: Monsters of the Multiverse
the materials used and honest about their purpose.PoisonReduce (Recharges after a Short or Long Rest). For 1 minute, the duergar magically decreases in size, along with anything it is wearing or
carrying. While reduced, the duergar is Tiny, reduces its weapon damage to 1, and makes attack rolls, ability checks, and saving throws with disadvantage if they use Strength. It gains a +5 bonus to all
Monsters
Mordenkainen Presents: Monsters of the Multiverse
attack roll, the clockwork gives that creature a +5 bonus to its AC against that attack, potentially causing a miss. To use this ability, the clockwork must be able to see the creature and the
clockwork’s turn. If you roll a 1, the clockwork is incapacitated until the end of its turn.
8
Rusty Gears. The clockwork has disadvantage on initiative rolls, and its speed decreases by 10 feet.
Poison
Magic Items
Keys from the Golden Vault
, one ability score of your choice increases by 2, to a maximum of 24. Another ability score of your choice decreases by 2, to a minimum of 3. The book can’t adjust your ability scores again
demons. When you do so, double your proficiency bonus on that check.
Dark Speech. While you carry the Book of Vile Darkness and are attuned to it, you can use an action to recite words from its pages in a
Duergar Mind Master
Legacy
This doesn't reflect the latest rules and lore.
Learn More
Monsters
Mordenkainen’s Tome of Foes
direction of the duergar's choice. Creatures that can't be charmed are immune to this effect.
Reduce (Recharges after a Short or Long Rest). For 1 minute, the duergar magically decreases in size, along
a +5 bonus to all Dexterity (Stealth) checks and a +5 bonus to its AC. It can also take a bonus action on each of its turns to take the Hide action.Poison
monsters
by this breath in a 15-foot Cone. Failure: The target’s Speed is halved, it can’t take Reactions, and it can take either an action or a Bonus Action on its turn, not both. It repeats the
the lair have Advantage on Charisma (Performance) checks that involve singing or playing music. Creatures other than the dragon and its allies in that area have Disadvantage on saving throws to avoid
monsters
’t take Reactions, and it can take either an action or a Bonus Action on its turn, not both. It repeats the save at the end of each of its turns, ending the effect on itself on a success. After 1
, creating the following effects:
Enchanted Acoustics. Creatures within 1 mile of the lair have Advantage on Charisma (Performance) checks that involve singing or playing music. Creatures other than the
Wave
Legacy
This doesn't reflect the latest rules and lore.
Learn More
Magic Items
Dungeon Master’s Guide (2014)
weapon, Wave happily accepts new converts.
You gain a +3 bonus to attack and damage rolls made with this magic weapon. If you score a critical hit with it, the target takes extra necrotic damage
with aquatic animals as if using a speak with animals spell, using telepathy to involve its wielder in the conversation.
Personality
When it grows restless, Wave has a habit of humming tunes that vary
monsters
take either an action or a Bonus Action on its turn, not both. It repeats the save at the end of each of its turns, ending the effect on itself on a success. After 1 minute, it succeeds
Advantage on Charisma (Performance) checks that involve singing or playing music. Creatures other than the dragon and its allies in that area have Disadvantage on saving throws to avoid or end the
monsters
is halved, it can’t take Reactions, and it can take either an action or a Bonus Action on its turn, not both. It repeats the save at the end of each of its turns, ending the effect on itself on
(Performance) checks that involve singing or playing music. Creatures other than the dragon and its allies in that area have Disadvantage on saving throws to avoid or end the Charmed condition.
Time
Book of Vile Darkness
Legacy
This doesn't reflect the latest rules and lore.
Learn More
Magic Items
Dungeon Master’s Guide (2014)
reading and studying the book, one ability score of your choice increases by 2, to a maximum of 24. Another ability score of your choice decreases by 2, to a minimum of 3. The book can’t adjust your
, such as lore about demons. When you do so, double your proficiency bonus on that check.
Dark Speech. While you carry the Book of Vile Darkness and are attuned to it, you can use an action to recite
Compendium
- Sources->Dungeons & Dragons->Player's Handbook (2014)
ability modifier + your proficiency bonus. Most spells that require attack rolls involve ranged attacks. Remember that you have disadvantage on a ranged attack roll if you are within 5 feet of a hostile creature that can see you and that isn’t incapacitated (see chapter 9).
Attack Rolls Some spells require the caster to make an attack roll to determine whether the spell effect hits the intended target. Your attack bonus with a spell attack equals your spellcasting
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
fractal is Medium or bigger, it makes Strength checks and Strength saving throws with advantage. The fractal can become no larger than Huge via this bonus action.
Diminish. The fractal’s size decreases
Immunities poisoned
Senses passive Perception 10
Languages understands the languages of its creator but can’t speak
Challenge 1/4 (50 XP) Proficiency Bonus +2
Relative Density. The fractal can move
Compendium
- Sources->Dungeons & Dragons->Monster Manual
Shadow Strike attack.
Bite. Melee Attack Roll: +7, reach 5 ft. Hit: 7 (1d6 + 4) Piercing damage plus 10 (3d6) Necrotic damage. The target’s Hit Point maximum decreases by an amount equal to the Necrotic
damage taken, and the vampire regains Hit Points equal to that amount.
Shadow Strike. Melee Attack Roll: +7, reach 5 ft. Hit: 7 (1d6 + 4) Slashing damage plus 14 (4d6) Cold damage.
Bonus Actions
Shadow Stealth. While in Dim Light or Darkness, the vampire takes the Hide action.
CARLO ARELLANO
Compendium
- Sources->Dungeons & Dragons->Ghosts of Saltmarsh
. Arcane Artillery Using methods similar to those used to produce magic weapons, a skilled spellcaster imbues a ship’s weapon with destructive energy. This weapon gains a +2 bonus to its attack and damage
. If this weapon hits a vehicle’s hull, that vehicle’s speed decreases by 2d10 feet until the start of the attacker’s next turn. Explosive Rounds Drawing on powerful evocation magic, this weapon’s
Compendium
- Sources->Dungeons & Dragons->Monster Manual
target or another creature within 5 feet of the target.
Javelin. Melee or Ranged Attack Roll: +7, reach 5 ft. or range 30/120 ft. Hit: 18 (4d6 + 4) Piercing damage, and the target’s Speed decreases
by 5 feet until the start of the berserker’s next turn.
Bonus Actions
Frenzied Rush. Each ally within 30 feet of the berserker can take a Reaction to move up to half the ally’s Speed without
Compendium
- Sources->Dungeons & Dragons->Monster Manual
the target’s Speed decreases by 5 feet until the start of the ghoul’s next turn.
Claw. Melee Attack Roll: +4, reach 5 ft. Hit: 4 (1d4 + 2) Slashing damage. If the target is a creature that isn’t an
Undead or elf, it is subjected to the following effect. Constitution Saving Throw: DC 10. Failure: The target has the Paralyzed condition until the end of its next turn.
Bonus Actions
Watery Rush. While underwater, the ghoul moves up to half its Swim Speed without provoking Opportunity Attacks.
Compendium
- Sources->Dungeons & Dragons->Sage Advice Compendium
controlling its spectral weapon as a bonus action. That bonus action does not involve casting a spell, despite the fact that it’s granted by a spell, so you can control the weapon and cast whatever spell
, such as healing word, with a bonus action, you can cast another spell with your action, but that other spell must be a cantrip. Keep in mind that this particular limit is specific to spells that use a
Compendium
- Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes
are immune to this effect.
Reduce (Recharges after a Short or Long Rest). For 1 minute, the duergar magically decreases in size, along with anything it is wearing or carrying. While reduced, the
duergar is Tiny, reduces its weapon damage to 1, and makes attacks, checks, and saving throws with disadvantage if they use Strength. It gains a +5 bonus to all Dexterity (Stealth) checks and a +5 bonus to its AC. It can also take a bonus action on each of its turns to take the Hide action.
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
DC 15 Intelligence check, adding its proficiency bonus to the check if it’s proficient with the tools used to make repairs. If the check succeeds, the vehicle’s exhaustion level decreases by 1. If the
of the mishap (see the Mishaps table), with disadvantage if the vehicle is moving. The creature adds its proficiency bonus to the check if it’s proficient with the tools used to make the repairs. A
Compendium
- Sources->Dungeons & Dragons->Monster Manual
. Hit: 18 (3d8 + 5) Piercing damage, and the target’s Speed decreases by 10 feet until the end of the target’s next turn.
Bonus Actions
Tactical Charge. The warrior moves up to half its Speed
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
, or other body parts. A few spells also involve melee attacks. Reach A creature has a 5-foot reach and can thus attack targets within 5 feet when making a melee attack. Certain creatures have melee
when you teleport or when you are moved without using your movement, action, Bonus Action, or Reaction. For example, you don’t provoke an Opportunity Attack if an explosion hurls you out of a foe’s reach
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
, or other body parts. A few spells also involve melee attacks. Reach A creature has a 5-foot reach and can thus attack targets within 5 feet when making a melee attack. Certain creatures have melee
when you teleport or when you are moved without using your movement, action, Bonus Action, or Reaction. For example, you don’t provoke an Opportunity Attack if an explosion hurls you out of a foe’s reach
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
ability modifier + your proficiency bonus. Most spells that require attack rolls involve ranged attacks. Remember that you have disadvantage on a ranged attack roll if you are within 5 feet of a hostile
Attack Rolls Some spells require the caster to make an attack roll to determine whether the spell effect hits the intended target. Your attack bonus with a spell attack equals your spellcasting
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
Skill Proficiencies Most ability checks involve using a skill, which represents a category of things creatures try to do with an ability check. The descriptions of the actions you take (see "Actions
relevant in a situation. If a creature is proficient in a skill, the creature applies its Proficiency Bonus to ability checks involving that skill. Without proficiency in a skill, a creature can still
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
Skill Proficiencies Most ability checks involve using a skill, which represents a category of things creatures try to do with an ability check. The descriptions of the actions you take (see “Actions
relevant in a situation. If a creature is proficient in a skill, the creature applies its Proficiency Bonus to ability checks involving that skill. Without proficiency in a skill, a creature can still
Compendium
- Sources->Dungeons & Dragons->Monster Manual
target’s Hit Point maximum decreases by an amount equal to the Acid damage taken.
Bonus Actions
Hasten (Recharge 5–6). The golem takes the Dash and Disengage actions.
Compendium
- Sources->Dungeons & Dragons->Monster Manual
, Incapacitated, or Restrained condition. Failure: 5 (1d4 + 3) Piercing damage plus 10 (3d6) Necrotic damage. The target’s Hit Point maximum decreases by an amount equal to the Necrotic damage taken, and the
vampire regains Hit Points equal to that amount.
Bonus Actions
Deathless Agility. The vampire takes the Dash or Disengage action.
Compendium
- Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Morte’s Planar Parade
Perception 10
Languages understands Abyssal, Infernal, and any languages it knew before becoming a vargouille, but it can’t speak
Challenge 1 (200 XP) Proficiency Bonus +2
Magic Resistance. The
cursed. The cursed target’s Charisma decreases by 1 after each hour, as its head takes on fiendish aspects, and its Charisma can’t increase. The curse doesn’t advance while the target is in sunlight or the
Compendium
- Sources->Dungeons & Dragons->Monster Manual
(4d6 + 2) Piercing damage plus 21 (6d6) Necrotic damage. If the target is a creature, its Hit Point maximum decreases by an amount equal to the Necrotic damage taken.
Bonus Actions
Drone
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
the mannequin is disintegrated or reduced to ashes, it is not replaced and the population of the village permanently decreases by one. Constructed Commoner Constructed Commoner
Medium construct
)
Damage Immunities poison
Condition Immunities exhaustion, poisoned
Senses passive Perception 10
Languages Common
Challenge 0 (10 XP) Proficiency Bonus +2
Unusual Nature. The commoner
Compendium
- Sources->Dungeons & Dragons->Monster Manual
+ 6) Slashing damage plus 9 (2d8) Cold damage.
Great Bow. Ranged Attack Roll: +9, range 150/600 ft. Hit: 17 (2d10 + 6) Piercing damage plus 7 (2d6) Cold damage, and the target’s Speed decreases by
10 feet until the end of its next turn.
Bonus Actions
War Cry (Recharge 5–6). The giant or one creature of its choice that can see or hear it gains 16 (2d10 + 5) Temporary Hit Points and has Advantage on attack rolls until the start of the giant’s next turn.
Compendium
- Sources->Dungeons & Dragons->Monster Manual
Attack Roll: +4, reach 5 ft. Hit: 5 (1d6 + 2) Necrotic damage, and the target’s Strength score decreases by 1d4. The target dies if this reduces that score to 0. If a Humanoid is slain by this attack, a
Shadow rises from the corpse 1d4 hours later.
Bonus Actions
Shadow Stealth. While in Dim Light or Darkness, the shadow takes the Hide action.
Compendium
- Sources->Dungeons & Dragons->Van Richten’s Guide to Ravenloft
, petrified, prone, restrained, stunned
Senses blindsight 10 ft., passive Perception 8
Languages —
Challenge 2 (450 XP) Proficiency Bonus +2
Swarm. The swarm can occupy another creature’s space and
until it finishes a long rest.
3–4. The creature’s hit point maximum decreases by 5 (2d4), and the reduction can’t be removed until the disease ends. The creature dies if its hit point maximum drops to






