master save with once affects for for law

Ring of Animal Influence

Magic Items Dungeon Master’s Guide

This ring has 3 charges, and it regains 1d3 expended charges daily at dawn. While wearing the ring, you can expend 1 charge to cast one of the following spells (save DC 13) from it: Animal Friendship Fear (affects Beasts only) Speak with Animals

Prismatic Spray

Spells Player’s Handbook

Eight rays of light flash from you in a 60-foot Cone. Each creature in the Cone makes a Dexterity saving throw. For each target, roll 1d8 to determine which color ray affects it, consulting the

Prismatic Rays table. Prismatic Rays 1d8 Ray 1 Red. Failed Save: 12d6 Fire damage. Successful Save: Half as much damage. 2 Orange. Failed Save: 12d6 Acid damage. Successful Save

Orb of Dragonkind

Magic Items Dungeon Master’s Guide

Magic action to peer into the orb’s depths. You must then make a DC 15 Charisma saving throw. On a successful save, you control the orb for as long as you remain attuned to it. On a failed save, the

Suggestion on you at will (save DC 18), urging you to work toward the evil ends it desires. The dragon essence within the orb might want many things: the annihilation of a particular society or organization

Glyph of Warding

Spells Player’s Handbook

spell ends without being triggered. The glyph is nearly imperceptible and requires a successful Wisdom (Perception) check against your spell save DC to notice. When you inscribe the glyph, you set

Thunder damage (your choice when you create the glyph) on a failed save or half as much damage on a successful one. Spell Glyph. You can store a prepared spell of level 3 or lower in the glyph by casting

Deck of Many Things

Magic Items Dungeon Master’s Guide

an ally. As Dungeon Master, you should wait for a dramatically appropriate moment to reveal this enmity, leaving the adventurer guessing who is likely to become a betrayer. Fool. You have

magic items, are lost to you. Portable property vanishes. Businesses, buildings, and land you own are lost in a way that alters reality the least. If you have a Bastion (see the Dungeon Master’s

Demonomicon of Iggwilv

Magic Items Dungeon Master’s Guide

save, you are possessed by the creature, which controls you like a puppet. As a Magic action, the possessing creature can release you and appear in the closest unoccupied space to you. On a

successful save, the Fiend can’t try to possess you again for 7 days (but another Fiend trapped in the book can certainly try). When the tome is discovered, it has 1d4 Fiends occupying its pages&mdash

Calimemnon Crystal

Magic Items Forgotten Realms: Adventures in Faerûn

can hover. Spells. You can cast these spells with the crystal (spell save DC 18): Create or Destroy Water, Enlarge/Reduce, Invisibility (targeting yourself only), and Major Image. Aura of Cold. The

. The target makes a DC 18 Dexterity saving throw, taking (6d6 + 6) Radiant;{"diceNotation":"6d6+6", "rollType":"damage", "rollAction":" (Radiant)", "rollDamageType":"Radiant"} damage on a failed save

Orb of Damara

Magic Items Forgotten Realms: Adventures in Faerûn

":"Dragon's Breath"} damage of the chosen type on a failed save or half as much damage on a successful one. Fear Aura. You exude a terrifying aura in a 20-foot Emanation while you don't have the

the start of its next turn. A creature that succeeds on this save is immune to the aura’s effects for 24 hours. Flight. You have a Fly Speed of 60 feet and can hover. Random Properties. The

Crown of Horns

Magic Items Forgotten Realms: Adventures in Faerûn

powerful Undead scions. Should a wearer prove unworthy of this honor, the crown teleports away to find a new mortal to corrupt for its master. Cursed. The crown is cursed. Attuning to the crown extends

, taking (4d8) Necrotic;{"diceNotation":"4d8", "rollType":"damage", "rollAction":" (Necrotic)", "rollDamageType":"Necrotic"} damage on a failed save or half as much damage on a successful one. A

Helm of Devil Command

Magic Items Baldur’s Gate: Descent into Avernus

within range. The devils receiving your broadcasted thoughts have no special means of replying to them. The helm has 3 charges. As an action, you can expend 1 charge to cast dominate monster (save DC 21

), which affects devils only. (The spell fails and the charge is wasted if you target any creature that’s not a devil.) If a devil can see you when you cast this spell on it, the devil knows you

Sanctuary Legacy

Spells Basic Rules (2014)

failed save, the creature must choose a new target or lose the attack or spell. This spell doesn't protect the warded creature from area effects, such as the explosion of a fireball. If the warded

creature makes an attack, casts a spell that affects an enemy, or deals damage to another creature, this spell ends.

Wastrilith

Monsters Mordenkainen Presents: Monsters of the Multiverse

DC 18 Constitution saving throw. On a successful save, the creature is immune to the foul water for 24 hours. On a failed save, the creature takes 14 (4d6);{"diceNotation":"4d6", "rollType":"damage

it. The target must make a DC 17 Strength saving throw, and it has disadvantage if it’s underwater. On a failed save, it takes 22 (4d8 + 4);{"diceNotation":"4d8+4", "rollType":"damage

Imp (Familiar Variant) Legacy

Monsters Monster Manual (2014)

serve another creature as a familiar, forming a telepathic bond with its willing master. While the two are bonded, the master can sense what the imp senses as long as they are within 1 mile of each other

. While the imp is within 10 feet of its master, the master shares the imp's Magic Resistance trait. If its master violates the terms of the contract, the imp can end its service as a familiar, ending

Ooze Master

Monsters Tales from the Yawning Portal

30 feet of it, the Ooze Master can use a reaction to divert the attack if another creature is within the attack's range. The attacker must make a DC 15 Wisdom saving throw. On a failed save, the

attacker targets the creature that is closest to it, not including itself or the Ooze Master. If multiple creatures are closest, the attacker chooses which one to target. On a successful save, the attacker

Rod of Seven Parts

Magic Items Vecna: Eve of Ruin

annihilation. Desperate to save themselves and their allies, powerful elemental beings called the Wind Dukes of Aaqa rose against Miska. Committed to the concept of law, the Wind Dukes descended from a

people called the vaati, who once ruled many worlds. Seven Wind Dukes wove their power into an artifact called the Rod of Law. The dukes used the rod to imprison Miska on the plane of Pandemonium. As a

Helm of Perfect Potential

Magic Items Bigby Presents: Glory of the Giants

Master’s Guide: 2 minor beneficial properties 1 major beneficial property 1 minor detrimental property Master of Guile. While wearing the helm, you have advantage on Charisma (Deception) and

. The target must make a DC 20 Dexterity saving throw. On a failed save, the creature takes 4d6 acid, cold, fire, lightning, or thunder damage (your choice). On a successful save, the creature takes

Azbara Jos

Monsters Tyranny of Dragons

still takes half the cantrip’s damage but suffers no other effect. Sculpt Spells. When Azbara casts an evocation spell that affects other creatures that he can see, he can choose a number of

. Azbara is a 6th-level spellcaster that uses Intelligence as his spellcasting ability (spell save DC 13, +5;{"diceNotation":"1d20+5","rollType":"spell","rollAction":"Spellcasting"} to hit with spell

Forest Master

Monsters Monstrous Compendium Vol. 2: Dragonlance Creatures

. Spellcasting. The Forest Master casts one of the following spells, requiring no material components and using Wisdom as the spellcasting ability (spell save DC 15): At will: druidcraft, fog cloud

Legendary Resistance (2/Day). If the Forest Master fails a saving throw, he can choose to succeed instead. Magic Resistance. The Forest Master has advantage on saving throws against spells and other

Miska the Wolf-Spider

Monsters Vecna: Eve of Ruin

. Spellcasting. Miska casts one of the following spells, requiring no material components and using Charisma as the spellcasting ability (spell save DC 21): At will: Disguise Self, Invisibility, Mage Hand

-Spider is a legendary demon lord and master of battlefield strategy. He has the lower body of a massive armored spider, four arms, and two enormous wolf heads that drip poison. Yet Miska’s greatest

Drowned Master

Monsters Ghosts of Saltmarsh

maximum to 0. This reduction lasts until the target finishes a long rest. On a failed save, the target also contracts bluerot (see the “Bluerot” sidebar). Necrotic Ink (Recharge 5–6). The drowned master

Bound Together. The drowned master shares its mind with every other drowned one within 1 mile of it, and can communicate its thoughts and observations to them instantaneously and without limitation

Septon Modron

Monsters Planescape: Adventures in the Multiverse

-foot cube originating from itself before dissipating. Each creature in that area must make a DC 16 Dexterity saving throw. On a failed save, a creature takes 33 (6d10);{"diceNotation":"6d10", "rollType

":"damage", "rollAction":"Lightning Network", "rollDamageType":"lightning"} lightning damage and has the stunned condition for 1 minute. On a successful save, a creature takes half as much damage only

Far Gear

Magic Items Acquisitions Incorporated

use this feature of the far gear, it cannot be used again until the next dawn. Unnatural Bane. You can cast the bane spell (save DC 15), which affects any number of creatures within range for 1

Retriever Legacy

Monsters Mordenkainen’s Tome of Foes

quarry at a time. The retriever also always knows the location of its master. Innate Spellcasting. The retriever's innate spellcasting ability is Wisdom (spell save DC 13). The retriever can innately cast

Faultless Tracker. The retriever is given a quarry by its master. The quarry can be a specific creature or object the master is personally acquainted with, or it can be a general type of creature or

Master of Cruelties

Monsters Guildmasters’ Guide to Ravnica

its next turn. Innate Spellcasting. The master's innate spellcasting ability is Charisma (spell save DC 17). The master can innately cast the following spells, requiring no material components: At will

Aura of Blood Lust. When any other creature starts its turn within 30 feet of the master, that creature must succeed on a DC 17 Wisdom saving throw, or it must immediately take the Attack action

Master of Souls

Monsters Baldur’s Gate: Descent into Avernus

Grave Magic. When the master of souls cast a spell that deals damage, it can change the spell's damage type to necrotic. Spellcasting. The master of souls is a 5th-level spellcaster. Its spellcasting

ability is Intelligence (spell save DC 14, +6;{"diceNotation":"1d20+6","rollType":"to hit","rollAction":"Spellcasting"} to hit with spell attacks). It has the following wizard spells prepared

Prismatic Spray Legacy

Spells Basic Rules (2014)

each target, roll a d8 to determine which color ray affects it. Red. The target takes 10d6 fire damage on a failed save, or half as much damage on a successful one. Orange. The target takes 10d6 acid

damage on a failed save, or half as much damage on a successful one. Yellow. The target takes 10d6 lightning damage on a failed save, or half as much damage on a successful one. Green. The target

Decaton Modron

Monsters Planescape: Adventures in the Multiverse

", "rollAction":"Lightning Rays", "rollDamageType":"lightning"} lightning damage on a failed save, or half as much damage on a successful save. Spellcasting. The decaton casts one of the following

spells, requiring no material components and using Intelligence as the spellcasting ability (spell save DC 13): At will: detect magic, dispel magic, mending (as an action) 1/day each: plane shift (self

Spell Scroll Legacy

Magic Items Basic Rules (2014)

’s saving throw DC and attack bonus, as well as the scroll’s rarity, as shown in the following table. Spell Scroll Spell Level Rarity Save DC Attack Bonus Spell Scroll

the spell. 2 The spell affects the caster or an ally (determined randomly) instead of the intended target, or it affects a rando m target nearby if the caster was the intended target. 3 The

Kobold Scale Sorcerer

Monsters Mordenkainen Presents: Monsters of the Multiverse

","rollDamageType":"thunder"}. Spellcasting. The kobold casts one of the following spells, requiring no material components and using Charisma as the spellcasting ability (spell save DC 12): At will: mage hand

requires them not to fawn over their master at all times. They also understand that their frequent proximity to their dragon master means they would probably be the first to die if their master became

Nonaton Modron

Monsters Planescape: Adventures in the Multiverse

-foot-tall, 20-foot-radius cylinder of magical force rises from that point. Each creature in that area must make a DC 15 Dexterity saving throw. On a failed save, a creature takes 21 (6d6);{"diceNotation

assume a different form until the end of its next turn. On a successful save, a creature takes half as much damage only. Spellcasting. The nonaton casts one of the following spells, requiring no

Gar Shatterkeel (Noncore)

Monsters Locathah Rising

at the end of each of its turns, ending the effect on itself with a successful save. This only affects targets that are submerged or floating in water. Gar Shatterkeel and any undead serving him are

spellcasting ability is Wisdom (spell save DC 18, +10;{"diceNotation":"1d20+10","rollType":"to hit","rollAction":"Spellcasting"} to hit with spell attacks). He has the following druid spells prepared: Cantrips

Black Crystal Tablet

Magic Items Waterdeep: Dungeon of the Mad Mage

Any creature that attunes to the tablet must make a DC 20 Wisdom saving throw at the end of its next long rest. On a failed save, the creature becomes afflicted with a random form of long-term

madness (see “Madness” in chapter 8 of the Dungeon Master’s Guide). As an action, a creature attuned to the Black Crystal Tablet can use it to cast eyebite or gate (the portal created by

Sage

Monsters Candlekeep Mysteries

until the start of its next turn. Spellcasting. The sage casts one of the following spells, using Intelligence as the spellcasting ability (save DC 14, +6;{"diceNotation":"1d20+6","rollType":"spell

resident lore experts are master sage;master sages and sages who dedicate themselves to scholarship above all.

Giant Coral Snake

Monsters Ghosts of Saltmarsh

","rollAction":"Bite","rollDamageType":"piercing"} piercing damage, and the target must succeed on a DC 12 Constitution saving throw or be stunned until the end of its next turn. On a failed save, the target

begins to hallucinate and is afflicted with a short-term madness effect (determined randomly or by the DM; see “Madness” in chapter 8 of the Dungeon Master’s Guide). The effect lasts 10

Nightmare Haunt

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

must repeat the saving throw. On a failed save, it has the unconscious condition instead of the restrained condition caused by the tendrils. On a successful save, the effect ends on the creature. An

curse. The Wicked Slumber affects rich and poor alike, causing them to fall into an endless sleep or roam as sleepwalkers. Animals are also affected, and even tree boughs droop as if exhausted in areas

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