master some with only advanced fail for longer

Cloak of the Bat

Magic Items Dungeon Master’s Guide

ever fail to grip the cloak’s edges while flying in this way, or if you are no longer in Dim Light or Darkness, you lose this Fly Speed. While wearing the cloak in an area of Dim Light or

Wish

Spells Player’s Handbook

the wish, the greater the likelihood that something goes wrong. This spell might simply fail, the effect you desire might be achieved only in part, or you might suffer an unforeseen consequence as a

result of how you worded the wish. For example, wishing that a villain were dead might propel you forward in time to a period when that villain is no longer alive, effectively removing you from the

Deck of Many Things

Magic Items Dungeon Master’s Guide

you fail to draw the chosen number, the remaining number of cards fly from the deck on their own and take effect all at once. Once a card is drawn, it disappears. Unless the card is the Fool or

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

Rosie Beestinger

Monsters Acquisitions Incorporated

, silenceMultiattack. Rosie makes three attacks, then makes two unarmed strike attacks. Staff of the Master (+1 Quarterstaff). Melee Weapon Attack: +6;{"diceNotation":"1d20+6","rollType":"to hit","rollAction":"Staff

of the Master"} to hit, reach 5 ft., one target. Hit: 7 (1d6 + 4);{"diceNotation":"1d6+4","rollType":"damage","rollAction":"Staff of the Master","rollDamageType":"bludgeoning"} bludgeoning damage, or 8

Hag of the Fetid Gaze

Monsters Candlekeep Mysteries

like another creature of her general size and humanoid shape. The illusion ends if the hag takes a bonus action to end it or if she dies. The changes wrought by this effect fail to hold up to physical

, and Greensong. They are typically found in the bathhouse by day and in their tower lair at night. Each hag carries a master key that opens all the doors in the bathhouse and the tower.

Blade of Avernus

Magic Items Baldur’s Gate: Descent into Avernus

Dungeon Master’s Guide: 2 minor beneficial properties 1 major beneficial property 1 major detrimental property, which is suppressed while the sword is attuned to an archdevil Ruler of

in this way, the devil follows your orders to the best of its ability. If you command the devil to do something it perceives as suicidal, the effect ends and you can no longer use this power of the

Hellfire Engine

Monsters Mordenkainen Presents: Monsters of the Multiverse

":"bludgeoning"} bludgeoning damage. If the hellfire engine remains in the prone creature’s space, the creature is also restrained until it’s no longer in the same space as the hellfire engine

feet of the hellfire engine and is no longer restrained. Hellfire Weapons. The hellfire engine uses one of the following options (choose one or roll a d6;{"diceNotation":"1d6","rollType":"roll

Crown of Lies

Magic Items Vecna: Eve of Ruin

Dark Powers released Kas. From there, Kas set out to ruin his former master. Should Kas fail, the Dark Powers will reclaim him. The crown is made of burnished and entwined metal rods. To attune to it

(see the Dungeon Master’s Guide for options): 1 minor beneficial property 1 major beneficial property 1 minor detrimental property Perfect Disguise. While attuned to the crown, you can

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

;{"diceNotation":"1d6", "rollType":"roll", "rollAction":"Gaze"}): 1–2: Beguiling Gaze. The target is stunned until the start of Demogorgon’s next turn or until Demogorgon is no longer within line of

":"necrotic"} necrotic damage. Cast a Spell (Costs 2 Actions). Demogorgon uses Spellcasting.Prince of Demons, the Sibilant Beast, and Master of the Spiraling Depths, Demogorgon is the embodiment of

Priest of Osybus (Ectoplasmic)