most stretches with only arcana for for long

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.

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.

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

Android

Monsters Quests from the Infinite Staircase

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

Worker Robot

Monsters Quests from the Infinite Staircase

. Robots that endure long stretches of isolation, mistreatment, or neglect are prone to malfunctions. Some robots become despondent or cruel, while others obsessively repeat their last directive or adopt new, peculiar purposes of their own.Cold, PoisonAcid, Fire

specialized for its role. Robots are programmed with intelligence, understanding, and usually loyalty to their creators. Despite that, long-operating robots sometimes develop their own personalities and ideas

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

Combat Robot

Monsters Quests from the Infinite Staircase

are programmed with intelligence, understanding, and usually loyalty to their creators. Despite that, long-operating robots sometimes develop their own personalities and ideas. Robots that endure long

stretches of isolation, mistreatment, or neglect are prone to malfunctions. Some robots become despondent or cruel, while others obsessively repeat their last directive or adopt new, peculiar purposes

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.

Cave Fisher

Monsters Mordenkainen Presents: Monsters of the Multiverse

Filament.A cave fisher is a subterranean arachnid with a long snout that houses spinnerets, enabling the creature to produce sticky filaments, much like the strands of a spider;spider's webbing

, which the creature uses to snag prey. A cave fisher usually hunts small animals and is particularly fond of bat;bats, so it stretches a filament over an opening that such prey might travel through. It

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

Baernaloth

Monsters Planescape: Adventures in the Multiverse

Gray Wastes of Hades. Their gray, desiccated skin stretches over their bones, and their heads resemble horned equine skulls with ember-like eyes. Sages endlessly debate the nature of baernaloths, and

a long rest, and it regains only half the usual number of hit points when it spends Hit Dice during a short rest. If the baernaloth dies, these effects end immediately.Acid, PoisonCold, Fire, Lightning, Necrotic, Psychic; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Zuggtmoy Legacy

Monsters Out of the Abyss

“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

Bavlorna Blightstraw

Monsters The Wild Beyond the Witchlight

independently, constantly scanning her surroundings. Stained and moldering patchwork garments hide much of the leathery, mummified flesh that stretches over Bavlorna’s compact frame and

extraordinarily long, spindly limbs. She must submerge herself in a briny concoction for an hour each day, or her body will dry out until it locks up in a kind of living rictus, and she remains that way until

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

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

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

Planar Wanderer

Feats Planescape: Adventures in the Multiverse

You can draw on the forces of the multiverse to survive cosmic extremes and to traverse its infinite realms, granting you these benefits: Planar Adaptation. When you finish a long rest, you gain

resistance to either acid, cold, or fire damage (your choice) until you finish your next long rest. Portal Cracker. Your experience with portals allows you to open them without a portal key. As an

Enucleator Modifications

Equipment

proficiency in Arcana. To complete a body modification, the subject must remain inside the tank while the operator touches the metal orbs outside the enucleator for 1 hour. If this work is interrupted

manifest a power. Once they become invisible in this way, they can’t do so again until they finish a long rest. Redundant Organs. The creature gains an extra heart, liver, spleen, or other

Spell Scroll Legacy

Magic Items Basic Rules (2014)

into a spellbook. When a spell is copied in this way, the copier must succeed on an Intelligence (Arcana) check with a DC equal to 10 plus the spell’s level. On a successful check, the spell is

produce an area of harmless cold. 5 The caster suffers a minor but bizarre effect related to the spell. Such effects last only as long as the original spell’s duration, or 1d10 minutes for

Balm of Shifting Form

Equipment

, and they have advantage on those checks. The effects of the balm last until the creature finishes a long rest. A character who studies a sample of balm for 1 week and succeeds on a DC 18 Intelligence

(Arcana) or Wisdom (Medicine) check can create a recipe for it. Using the recipe, a character can create one dose of balm with 8 hours of work at a cost of 125 gp. Using slime collected from an olothec lair or a dead olothec as a reagent reduces the cost by half.

Fisher

Backgrounds Ghosts of Saltmarsh

nature. 2 My friends are my crew; we sink or float together. 3 I need long stretches of quiet to clear my head. 4 Rich folk don’t know the satisfaction of hard work. 5 I

become depressed and anxious if I’m away from the sea too long. 3 I have lived a hard life and find it difficult to empathize with others. 4 I am inclined to tell long-winded stories

Field Medic

feats

Wisdom (Medicine) or Intelligence (Arcana or Religion) checks made to determine if the creature is cursed, diseased, possessed, or afflicted by any of the following conditions: blinded, deafened

to a number of times equal to half your proficiency bonus. You regain all expended uses when you finish a long rest. Wisdom is your spellcasting ability for this spell.

I Opened the Gate

feats

and send it back. You gain the following benefits. Delver into Forgotten Lore. You learn three languages of your choice. Foul Arcana. You can tap into a brief glimpse of the mythos to empower a

start of your next turn. You can use this benefit a number of times equal to your proficiency bonus. You regain expended uses when you finish a long rest.

Knight of the Order

Backgrounds Sword Coast Adventurer's Guide

you owe allegiance to. Skill Proficiencies: Persuasion, plus one from among Arcana, History, Nature, and Religion, as appropriate for your order Tool Proficiencies: One type of gaming set or musical

their completion, and everyone should be praised for their strengths and comforted in their weaknesses. Knights of Myth Drannor. Long ago, the Knights of Myth Drannor were a famous adventuring band

Inheritor

Backgrounds Sword Coast Adventurer's Guide

Proficiencies: Survival, plus one from among Arcana, History, and ReligionTool Proficiencies: Your choice of a gaming set or a musical instrumentLanguages: Any one of your choiceEquipment: Your

. 7 I misuse long words in an attempt to sound smarter. 8 I get bored easily. When am I going to get on with my destiny? d6 Ideal 1 Respect. People deserve to be treated

23. Decrepit Dining Hall

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

23. Decrepit Dining Hall Two rusty iron chandeliers hang like giant spiders from the 20-foot-high ceiling, their chains attached to winches mounted to the east wall. Beneath the chandeliers stretches

a long wooden table surrounded by twelve high-backed wooden chairs. The furnishings are decrepit and draped in cobwebs.

Robots

Compendium - Sources->Dungeons & Dragons->Quests from the Infinite Staircase

, understanding, and usually loyalty to their creators. Despite that, long-operating robots sometimes develop their own personalities and ideas. Robots that endure long stretches of isolation, mistreatment, or

W15. Brown Mold

Compendium - Sources->Dungeons & Dragons->Curse of Strahd

W15. Brown Mold If the characters open the secret door, read: It takes some effort to push open the secret door, and you are greeted by a blast of cold air. A dark tunnel stretches for fifteen feet

throughout this area, keeping the wine cellar cool, are ten patches of brown mold (see “Dungeon Hazards” in chapter 5, “Adventure Environments,” of the Dungeon Master’s Guide). The characters are safe from the mold as long as they keep their distance.

D&D Beyond

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