measured such with only arcana friendly for long

Pipes of the Sewers

Magic Items Dungeon Master’s Guide

24 hours. On a failed save, the swarm is swayed by the pipes’ music and becomes Friendly to you and your allies for as long as you continue to play the pipes each round as a Magic action. A

Friendly swarm obeys your commands. If you issue no commands to a Friendly swarm, it defends itself but otherwise takes no actions. If a Friendly swarm starts its turn more than 30 feet away from you, your

Hat of Wizardry

Magic Items Dungeon Master’s Guide

Intelligence (Arcana) check. On a successful check, you cast the spell. On a failed check, the spell fails, and the action used to cast the spell is wasted. In either case, you can’t use this property again until you finish a Long Rest.

Ring of Djinni Summoning

Magic Items Dungeon Master’s Guide

. It remains as long as you maintain Concentration, to a maximum of 1 hour, or until it drops to 0 Hit Points. While summoned, the djinni is Friendly to you and your allies, and it obeys your commands

Simulacrum

Spells Player’s Handbook

, its Hit Point maximum is half as much, and it can’t cast this spell. The simulacrum is Friendly to you and creatures you designate. It obeys your commands and acts on your turn in combat. The

simulacrum can’t gain levels, and it can’t take Short or Long Rests. If the simulacrum takes damage, the only way to restore its Hit Points is to repair it as you take a Long Rest, during

Dark Shard Amulet

Magic Items Dungeon Master’s Guide

a casting time of an action, and you make a DC 10 Intelligence (Arcana) check. On a successful check, you cast the spell. On a failed check, the spell fails, and the action used to cast it is wasted. In either case, you can’t use this property again until you finish a Long Rest.

True Polymorph

Spells Player’s Handbook

kind of creature, as long as the creature’s size is no larger than the object’s size and the creature has a Challenge Rating of 9 or lower. The creature is Friendly to you and your allies

. In combat, it takes its turns immediately after yours, and it obeys your commands. If the spell lasts more than an hour, you no longer control the creature. It might remain Friendly to you, depending

Sage

Backgrounds Player’s Handbook

Ability Scores: Constitution, Intelligence, WisdomFeat: Magic Initiate (Wizard)Skill Proficiencies: Arcana and HistoryTool Proficiency: Calligrapher's SuppliesEquipment: Choose A or B

odd jobs and services in exchange for access to their libraries. You whiled away many a long evening studying books and scrolls, learning the lore of the multiverse—even the rudiments of magic—and your mind yearns for more.

Hat of Many Spells

Magic Items Dungeon Master’s Guide

slot of the spell’s level. Then, to determine whether you cast the spell, make an Intelligence (Arcana) check (DC 10 plus the spell’s level). On a successful check, you cast the spell using

its normal casting time, and you can’t use this property again until you finish a Short or Long Rest. On a failed check, you fail to cast the spell and a random effect occurs instead

Quandrix Primer

Magic Items Strixhaven: A Curriculum of Chaos

(Arcana) or an Intelligence (Nature) check while holding the primer, you can expend 1 charge to give yourself a 1d4 bonus to the check, immediately after you roll the d20. In addition, if you study the

primer at the end of a long rest, you can choose one 1st-level spell from the druid or wizard spell list. Before you finish your next long rest, you can cast the chosen spell once without a spell slot if

Dragonbait

Monsters Tomb of Annihilation

and all creatures friendly to him in the aura have advantage on saving throws against spells and other magical effects.Multiattack. Dragonbait makes two melee weapon attacks. Holy Avenger (+3

"} radiant damage. Sense Alignment. Dragonbait chooses one creature he can see within 60 feet of him and determines its alignment, as long as the creature isn't hidden from divination magic by a spell or other magical effect.

Hat of Wizardry Legacy

Magic Items Xanathar's Guide to Everything

wizard spells. You can try to cast a cantrip that you don’t know. The cantrip must be on the wizard spell list, and you must make a DC 10 Intelligence (Arcana) check. If the check succeeds

, you cast the spell. If the check fails, so does the spell, and the action used to cast the spell is wasted. In either case, you can’t use this property again until you finish a long rest.

Dark Shard Amulet Legacy

Magic Items Xanathar's Guide to Everything

Intelligence (Arcana) check. If the check succeeds, you cast the spell. If the check fails, so does the spell, and the action used to cast the spell is wasted. In either case, you can’t use this property again until you finish a long rest.

Android

Monsters Quests from the Infinite Staircase

android must see the attacker.Androids are synthetic humanoids built to assist their creators with highly specialized tasks. They are designed to be compliant and typically have friendly demeanors. Every

an android’s sophisticated construction, electrical surges can temporarily disrupt its finely tuned components. Similarly, damage to its core processing functions or long stretches of isolation

Jarund Elkhardt

Monsters Icewind Dale: Rime of the Frostmaiden

the target is pushed to within 5 feet of a creature friendly to Jarund, that creature can make an attack against the target as a reaction. Javelin. Melee or Ranged Weapon Attack: +7;{"diceNotation

in battle. The strain of his long years of rule is etched on his weather-worn face. Jarund's late son, Jarund Twice-Born, was killed almost a decade ago while trying to bring down a cave bear, leaving

Equinal Guardinal

Monsters Planescape: Adventures in the Multiverse

throw or have the stunned condition until the end of the equinal’s next turn.The horselike equinals are among the strongest of the guardinals. Equinals have long faces and crested manes, and their

can be found throughout the Outlands, especially in Ecstasy, the gate-town to Elysium, and in Faunel, the gate-town to the Beastlands. While guardinals are usually friendly and slow to anger, their

Stone Cursed

Monsters Mordenkainen Presents: Monsters of the Multiverse

would be lost. Cryptic Whispers Even though a creature transformed into a stone cursed is long dead, a vague whisper of their memories lives on in the obsidian skull embedded within the stone cursed

’s body. At the end of a short rest, a character can make a DC 20 Intelligence (Arcana) check to attempt to extract a memory from the skull that is a response to a verbal question posed to the

Obzedat Ghost

Monsters Guildmasters’ Guide to Ravnica

the target’s hit point maximum lasts until the target finishes a long rest. Convene the Ghost Council. The ghost summons the other four members of the Obzedat. At the start of the ghost’s

Council’s Traits Ideal: “Influence is measured in power, status, and money, but mostly money.” Bond: “Gather as much as you can while you can, for when you die, you will take

Selenelion Twin

Monsters The Wild Beyond the Witchlight

points at the start of her turn as long as both twins are alive and within 60 feet of each other. A twin dies only if she starts her turn with 0 hit points and doesn’t regenerate. Twin Bond

each of its turns, ending the effect on itself on a success. Twin Sight (Recharges after a Short or Long Rest). In her mind’s eye, a Selenelion twin can see what the other twin sees for up to 1

Arrant Quill

Monsters Candlekeep Mysteries

past. Although outwardly friendly, Quill is driven by three selfish desires: to preserve his well-being, to alleviate his boredom, and to escape Wisteria Vale. He holds a grudge against the Harpers

and eliminate agents of tyranny. As long as Quill remains in Wisteria Vale, he is immune to all damage and automatically succeeds on all saving throws. This feature is suppressed if Quill wills it (no action required) or while he is within 15 feet of Renekor the beholder.

Nafas

Monsters Quests from the Infinite Staircase

lasts as long as Nafas maintains concentration (as if concentrating on a spell). When the vortex appears, each creature other than Nafas in the vortex’s area must make a DC 22 Strength saving throw

circumstance, Nafas relies on adventurers—whom he considers the living manifestations of a wish granted—to respond to these calls. To friendly adventurers and weary travelers along the

Whisper Jar

Magic Items Acquisitions Incorporated

Also at rank 1, you are the beneficiary of a whisper jar — a common magic item resembling an ether-filled jar with a long tap hose. The jar is used to record others’ stories and your own

again until the next dawn. Whispered Arcana Also at rank 4, your whisper jar gains access to even more magic. By whispering the name of one of the following spells into the jar as an action, you can

Amethyst Dragon Wyrmling

Monsters Fizban's Treasury of Dragons

flayer;mind flayers and other wicked Aberrations, remind amethyst dragons that allies can be found in the strangest places. Hoarded Arcana In addition to material wealth, amethyst dragons delight in

hope to ascend to godhood, perhaps recreating or replacing Sardior. Connected Creatures Amethyst dragons are generally aloof creatures, dwelling in isolation for long periods of time and

Orcus

Monsters Mordenkainen Presents: Monsters of the Multiverse

(Recharges after a Short or Long Rest). If this creature is reduced to 0 hit points, it immediately makes a DC 10 Constitution saving throw. If it succeeds, it is instead reduced to 1 hit point. Aura

creature and any friendly Undead are immune to the frightened condition and have resistance to radiant damage. Enemies have disadvantage on death saving throws while in the aura. Necrotic, Poison; Bludgeoning, Piercing, and Slashing that is NonmagicalCold, Fire, Lightning

Teeth of Dahlver-Nar

Magic Items Tasha’s Cauldron of Everything

, or you throw it into an unoccupied space within 10 feet of you in a body of water that is at least 50 feet wide and 50 feet long. Upon doing so, the tooth burrows into the ground and vanishes, leaving

originated, with the intention to destroy it. When planted in this way, creatures summoned are not friendly to you and do not vanish. Some of the creatures summoned merely head off in search of home

Zuggtmoy Legacy

Monsters Out of the Abyss

(see the Monster Manual) to appear in unoccupied spaces that she chooses within the lair. They vanish after 1 hour. Up to four plant creatures that are friendly to Zuggtmoy and that Zuggtmoy can see

“I see visions in the world around me that others do not.” 21–40 “I periodically slip into a catatonic state, staring off into the distance for long stretches at a time

Staff of the Forgotten One

Magic Items Tomb of Annihilation

This crooked staff is carved from bone and topped with the skull of a forgotten archmage whom Acererak destroyed long ago. Etched into the skull’s forehead is Acererak’s rune, which is

known on many worlds as a sign of death. Beneficial Properties. While the staff is on your person, you gain the following benefits: Your proficiency bonus to Intelligence (Arcana) and Intelligence

Young Amethyst Dragon

Monsters Fizban's Treasury of Dragons

allies can be found in the strangest places. Hoarded Arcana In addition to material wealth, amethyst dragons delight in collecting knowledge and magic dealing with the nature of the planes of

. Connected Creatures Amethyst dragons are generally aloof creatures, dwelling in isolation for long periods of time and rarely cultivating connections with other creatures. When they do connect

Blackstaff

Magic Items Waterdeep: Dragon Heist

slots, nothing happens. Spell slots that are expended in this fashion are regained when the target finishes a long rest, as normal. Master of Enchantment. When you cast an enchantment spell of 1st

level or higher while holding the staff, you can make an Intelligence (Arcana) check with a DC of 10 + the level of the spell. If the check succeeds, you cast the spell without expending a spell slot

Adult Amethyst Dragon

Monsters Fizban's Treasury of Dragons

mind flayer;mind flayers and other wicked Aberrations, remind amethyst dragons that allies can be found in the strangest places. Hoarded Arcana In addition to material wealth, amethyst dragons delight

. They all hope to ascend to godhood, perhaps recreating or replacing Sardior. Connected Creatures Amethyst dragons are generally aloof creatures, dwelling in isolation for long periods of time

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

other wicked Aberrations, remind amethyst dragons that allies can be found in the strangest places. Hoarded Arcana In addition to material wealth, amethyst dragons delight in collecting knowledge and

godhood, perhaps recreating or replacing Sardior. Connected Creatures Amethyst dragons are generally aloof creatures, dwelling in isolation for long periods of time and rarely cultivating

Guild Keyrune

Magic Items Guildmasters’ Guide to Ravnica

Associated with a particular guild, a guild keyrune is a ceremonial, stylized key, about 1 foot long, made from carved stone. Not a literal key, the item is a badge of authority that gives its bearer

description — unless you’re directed to chapter 6 of this source instead. The creature is friendly to you, your companions, and other members of your guild (unless those guild members are

Ashyra's Research Notes

Equipment

Ashyra;Ashyra's research notes about magic and necromancy are organized and indexed. When you fail an Intelligence (Arcana) check to recall lore, you can spend 1 hour during a short or long rest

Pipes of the Sewers Legacy

Magic Items Basic Rules (2014)

long as you continue to play the pipes each round as an action. A friendly swarm obeys your commands. If you issue no commands to a friendly swarm, it defends itself but otherwise takes no actions. If

it normally would and can't be swayed by the pipes' music for the next 24 hours. If you win the contest, the swarm is swayed by the pipes' music and becomes friendly to you and your companions for as

Pipes of Pestilence

magic-items

If you play these pipes as a Magic action, you summon one Swarm of Corrupted Rats in an unoccupied space within 60 feet of yourself. The swarm is Friendly to you and your allies for as long as you

continue to play the pipes each round as a Magic action. While Friendly, the swarm is under your control, obeys your commands, and takes no action other than to defend itself if you issue it no commands

Conjure Celestial Legacy

Spells Basic Rules (2014)

ends. The celestial is friendly to you and your companions for the duration. Roll initiative for the celestial, which has its own turns. It obeys any verbal commands that you issue to it (no action

required by you), as long as they don't violate its alignment. If you don't issue any commands to the celestial, it defends itself from hostile creatures but otherwise takes no actions. The GM has the

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