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Returning 35 results for 'effect rolling'.
Magic Items
Dungeon Master’s Guide
, determined by rolling on the following table.
Any spell you cast from the hat uses your spell save DC and spell attack bonus.
1d100
Effect
01–50
You cast a random spell determined by
rolling 1d10: on a 1, Enlarge/Reduce (enlarge effect); on a 2, Enlarge/Reduce (reduce effect); on a 3, Faerie Fire; on a 4, Fireball; on a 5, Gust of Wind; on a 6, Invisibility (cast on yourself); on a
Magic Items
Dungeon Master’s Guide
Each Scroll of Protection works against creatures of a specific creature type chosen by the DM or determined by rolling on the following table.
1d100
Creature Type
01-10
Scroll of
area, the effect ends.
As a Magic action, a creature within 5 feet of the Emanation can attempt to overcome it, which forces the creature to make a DC 15 Charisma saving throw. On a successful save, the creature ceases to be affected by the Emanation.
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
;t be moved by any means. Touching the token to the vessel again ends the effect. When the effect ends, the token disappears.
Bird (Rare). You can take a Magic action to toss the token 5 feet into
Magic Items
Dungeon Master’s Guide
illusion of a creature, determined by rolling on the Deck of Illusions table, forms over the thrown card and remains until dispelled. The illusory creature created by the card looks and behaves like a
effect). When the illusion ends, the image on its card disappears, and that card can’t be used again.
Deck of Illusions
1d100
Illusion*
01–03
Adult Red Dragon
04
Magic Items
Dungeon Master’s Guide
other magical effect determined by rolling on the Wand of Wonder Effects table. Spells cast from the wand have a save DC of 15. If a spell’s maximum range is normally less than 120 feet, it
becomes 120 feet when cast from the wand. If an effect has multiple possible subjects, the DM determines randomly which among them are affected.
Regaining Charges. The wand regains 1d6 + 1 expended
Magic Items
Dungeon Master’s Guide
rolling on the Moonblade Properties table.
Minor Property. In addition to its aforementioned properties, each Moonblade has a minor property determined by rolling on the Magic Item’s Minor
minute. A creature repeats the save at the end of each of its turns, ending the effect on itself on a success. You can’t use this property again until you finish a Short or Long Rest.
96-99
Monsters
Out of the Abyss
creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.
Infestation Spores (1/Day). Yestabrod releases spores that burst out in a cloud that fills a
random form of indefinite madness (determined by rolling on the Madness of Zuggtmoy table in appendix D) that lasts until the creature is cured of the disease or dies. While infected in this way, the
Flail Snail
Legacy
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Monsters
Volo's Guide to Monsters
saving throw against a spell or a spell attack misses it, an additional effect might occur, as determined by rolling a d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Antimagic Shell"}:
1
–2. If the spell affects an area or has multiple targets, it fails and has no effect. If the spell targets only the snail, it has no effect on the snail and is reflected back at the caster, using the
Monsters
Out of the Abyss
target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.
Infestation Spores (1/Day). The bridesmaid releases spores that burst out in a cloud that
gains a random form of indefinite madness (determined by rolling on the Madness of Zuggtmoy table in appendix D) that lasts until the creature is cured of the disease or dies. While infected in this way
Monsters
Out of the Abyss
of its turns, ending the effect on itself on a success.Multiattack. The chamberlain makes two slam attacks.
Slam. Melee Weapon Attack: +5;{"diceNotation":"1d20+5","rollType":"to hit","rollAction
infected with a disease called the spores of Zuggtmoy and also gains a random form of indefinite madness (determined by rolling on the Madness of Zuggtmoy table in appendix D) that lasts until the
Magic Items
Lost Laboratory of Kwalish
, you suffer the effect of a polymorph spell for 1 hour, rolling on the table to determine your new form.
immune to this effect if it is immune to damage of the weapon’s type, is a shapechanger, or has legendary actions.
Curse. This weapon is cursed, and becoming attuned to it extends the curse to
Magic Items
Tomb of Annihilation
existence as you. This effect isn’t subject to the magic restrictions placed on the Tomb of the Nine Gods; thus, the amulet can be used to enter and exit the tomb.
If you aren’t undead, you must
make a DC 16 Constitution saving throw each time you use the amulet to teleport. On a failed saving throw, the black skull cackles as you are transformed in transit. The transformation takes effect
Magic Items
Waterdeep: Dungeon of the Mad Mage
click whenever the die is cast.
The dodecahedron can be hurled up to 60 feet as an action. A random magical effect occurs when the die comes to rest after rolling across the ground for at least
10 feet. If an effect requires a target and no eligible target is within range, nothing happens. Spells cast by the dodecahedron require no components. Roll a d12 and consult the following
Scroll of Protection
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Magic Items
Dungeon Master’s Guide (2014)
Each scroll of protection works against a specific type of creature chosen by the DM or determined randomly by rolling on the following table.
d100
Creature Type
01-10
within the cylinder.
The cylinder moves with you and remains centered on you. However, if you move in such a way that a creature of the specified type would be inside the cylinder, the effect ends
Magic Items
Storm King's Thunder
and wearing also increases in size for the duration. When rolling damage for weapons enlarged in this manner, roll three times the normal number of dice; for example, an enlarged longsword would deal
3d8 slashing damage (instead of 1d8), or 3d10 slashing damage (instead of 1d10) when used with two hands.
When the effect ends, any hit points you have above your hit point maximum become temporary
Monsters
Curse of Strahd
Extraordinary Feature. The mongrelfolk has one of the following extraordinary features, determined randomly by rolling a d20;{"diceNotation":"1d20","rollType":"roll","rollAction":"Extraordinary
original forms. Mongrelfolk that are born are true mongrelfolk and not the subjects of a spell or an effect that can be undone.
Mongrelfolk can breed with other humanoids, but nearly all children born to
Zuggtmoy
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Monsters
Out of the Abyss
infected by these spores for 24 hours. On a failed save, the creature is infected with a disease called the spores of Zuggtmoy and also gains a random form of madness (determined by rolling on the Madness
), Zuggtmoy can take a lair action to cause one of the following effects; she can’t use the same effect two rounds in a row.
Zuggtmoy causes four gas spore;gas spores or violet fungus;violet fungi
Monsters
Mordenkainen Presents: Monsters of the Multiverse
poisoned in this way, the target is blinded and deafened. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.
Spellcasting. Zariel casts one of
of its turns, ending the effect on itself on a success.
Regional Effects
The region containing Zariel’s lair is warped by her magic, which creates one or more of the following effects
Magic Items
Guildmasters’ Guide to Ravnica
you cast by rolling on the table for the level of the spell slot you expended. If the slot is 6th level or higher, roll on the table for 5th-level spells.
If you try to cast a cantrip you don’t
know, the DC for the Intelligence (Arcana) check is 10, and on a failed check, there is no effect.
1st-Level Spells
d6
Spell
1
burning hands
2
chaos bolt (see chapter
Monsters
Van Richten’s Guide to Ravenloft
creature must repeat the saving throw at the end of its next turn. On a success, the effect ends on the target. On a failure, the target is petrified until freed by the greater restoration spell or other
has one of four body compositions, 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
Unspeakable Horror
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monsters
Van Richten’s Guide to Ravenloft
":"necrotic"} necrotic damage and be restrained as it begins to turn to stone. A restrained creature must repeat the saving throw at the end of its next turn. On a success, the effect ends on the target
forth into other realms to slake unnameable hungers.
Customizing a Horror
An unspeakable horror has one of four body compositions, determined by rolling on the Body Composition table. You can roll on
Monsters
Van Richten’s Guide to Ravenloft
end of its next turn. On a success, the effect ends on the target. On a failure, the target is petrified until freed by the greater restoration spell or other magic.
Reality-Stealing Hex (Recharge 5–6
, 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
Monsters
Van Richten’s Guide to Ravenloft
","rollDamageType":"necrotic"} necrotic damage and be restrained as it begins to turn to stone. A restrained creature must repeat the saving throw at the end of its next turn. On a success, the effect ends
might slink forth into other realms to slake unnameable hungers.
Customizing a Horror
An unspeakable horror has one of four body compositions, determined by rolling on the Body Composition table. You
Monsters
Van Richten’s Guide to Ravenloft
"} necrotic damage and be restrained as it begins to turn to stone. A restrained creature must repeat the saving throw at the end of its next turn. On a success, the effect ends on the target. On a
other realms to slake unnameable hungers.
Customizing a Horror
An unspeakable horror has one of four body compositions, determined by rolling on the Body Composition table. You can roll on the Limbs
Magic Items
The Wild Beyond the Witchlight
, attack rolls, and saving throws. The creature will reach the end of its natural life span in 3d8 days. Only a wish spell or divine intervention can reverse this aging effect on the creature.
Three hags
cauldron has the following random properties:
1 minor beneficial property (determined by rolling on the Minor Beneficial Properties table in the Dungeon Master’s Guide)
1 minor detrimental
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
teleport trap in area 22b 19–20 The teleport trap in area 40c Additional Effect: Rolling Dragon. When a creature is teleported to this location from another teleport trap, a disembodied voice shouts
Trap” below) but otherwise remains still. While the statue is still, its rollers are locked to prevent the statue from being moved. The rolling statue is designed to fit snugly in the dungeon’s 10-foot
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
22. Teleport Traps These tunnels contain two teleport traps (see “Teleport Traps”). 22a. West Teleport Trap A creature teleported by this trap arrives at a location determined by rolling a d20 and
consulting the following table: d20 Teleport Destination 1–10 The teleport trap in area 26 11–20 The teleport trap in area 28 Additional Effect: Vergadain Lives! When a creature is teleported by
Senses
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Rules
secret doors over and over again, or can be used when the DM wants to secretly determine whether the characters succeed at something without rolling dice, such as noticing a hidden monster.
Special
effect, indicating that the radius of its blindsight defines the maximum range of its perception.
DarkvisionA monster with darkvision can see in the dark within a specific radius. The monster can see in
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
the save without rolling. The result of a save is detailed in the effect that allowed it. If a target is forced to make a save and lacks the ability score used by it, the target automatically fails. See also chapter 1 (“D20 Tests”).
Magic Items
Waterdeep: Dragon Heist
Stone of Golorr has the following properties, determined by rolling on the tables in the “Artifacts” section in chapter 7 of the Dungeon Master’s Guide:
1 minor beneficial property
damage. Casting an antipathy/sympathy spell on the stone destroys it if the antipathy effect is selected and the spell is directed to repel aberrations. When the spell is cast in this way, the stone
Compendium
- Sources->Dungeons & Dragons->The Wild Beyond the Witchlight
determined by rolling a d8 and referring to the Death Effects table. Death Effects d8 Effect 1 The creature’s corpse turns to stone. 2 The creature’s corpse decays at an accelerated rate, becoming
Death in Prismeer Whenever a creature—including a player character—dies in Prismeer, its death has a chance of triggering one of several magical effects put in place by Zybilna. The effect is
Magic Items
Tasha’s Cauldron of Everything
determine by rolling on the tables in the “Artifacts” section of the Dungeon Master’s Guide:
2 minor detrimental properties
2 minor beneficial properties
Spells. While holding the
original target of Twist of Fate suffer the effect of woe.
Shuffling Fate. If you go 7 days without using the Twist of Fate property, your attunement to Luba’s Tarroka of Souls ends, and you
Magic Items
Tasha’s Cauldron of Everything
;potentially for the final time.
Random Properties. The artifact has the following random properties, which you can determine by rolling on the tables in the "Artifacts" section of the Dungeon Master
conjured as a result of this effect appear in random unoccupied spaces within 60 feet of you and are not under your control.
Extraplanar Reversal
d100
Effect
1–25
A portal to
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
the save without rolling. The result of a save is detailed in the effect that allowed it. If a target is forced to make a save and lacks the ability score used by it, the target automatically fails. See also “Playing the Game” (“D20 Tests”).
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
resist the effect, you can choose to fail the save without rolling. Ability Modifier Saving throws are named for the ability modifiers they use: a Constitution saving throw, a Wisdom saving throw, and
don’t normally choose to make a save; you must make one because your character or a monster (if you’re the DM) is at risk. A save’s result is detailed in the effect that caused it. If you don’t want to