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Returning 35 results for 'before been device check replace'.
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Spells
Player’s Handbook
Until the spell ends, when you make a Charisma check, you can replace the number you roll with a 15. Additionally, no matter what you say, magic that would determine if you are telling the truth indicates that you are being truthful.
Monsters
Monster Manual
.
Magic Resistance. The sphinx has Advantage on saving throws against spells and other magical effects.Multiattack. The sphinx makes three Claw attacks. It can replace one attack with a use of Curse of
15 Intelligence saving throw or that action is wasted. The cursed target can take a Study action to make a DC 15 Intelligence check, solving the riddle and ending the curse on a success. The curse ends
Monsters
Monster Manual
Legendary Resistance (4/Day, or 5/Day in Lair). If the dragon fails a saving throw, it can choose to succeed instead.Multiattack. The dragon makes three Rend attacks. It can replace one attack with a
turn, the target rolls 1d8;{"diceNotation":"1d8", "rollType":"roll", "rollAction":"Giggling Magic"} whenever it makes an ability check or attack roll and subtracts the number rolled from the D20 Test
Monsters
Monster Manual
Legendary Resistance (3/Day, or 4/Day in Lair). If the dragon fails a saving throw, it can choose to succeed instead.Multiattack. The dragon makes three Rend attacks. It can replace one attack with a
rolls 1d6;{"diceNotation":"1d6", "rollType":"roll", "rollAction":"Giggling Magic"} whenever it makes an ability check or attack roll and subtracts the number rolled from the D20 Test. Failure or
Equipment
When you take the Attack action, you can replace one of your attacks with throwing a Net. Target a creature you can see within 15 feet of yourself. The target must succeed on a Dexterity saving throw
creature within 5 feet of it must take an action to make a DC 10 Strength (Athletics) check, freeing the Restrained creature on a success. Destroying the Net (AC 10; 5 HP; Immunity to Bludgeoning, Poison, and Psychic damage) also frees the target, ending the effect.
Magic Items
Forgotten Realms: Heroes of Faerûn
check it makes with a Musical Instrument or Tinker's Tools.
Sprint. The wonder takes the Dash action.
Gyrocopter Wonder (Rare). This wagon-sized vehicle is made of brassy metal and has a spiral-shaped
resembles a metal turtle shell with straps. It is designed to be worn on your back or flank, depending on your anatomy. Once wound, the mobility wonder transforms into a personal transport device and
Equipment
turns, ending the effect on itself on a success.
Replacing the Energy Cell. While the device has charges remaining, its energy cell can’t be removed. Once the device has 0 charges, you can replace the energy cell with a new cell by using an action or a bonus action.
This small handheld device features a glass pane with a glowing display that responds to your touch.
The controller is powered by an energy cell stored in the device. Placing a full energy cell in
Glibness
Legacy
This doesn't reflect the latest rules and lore.
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Spells
Basic Rules (2014)
Until the spell ends, when you make a Charisma check, you can replace the number you roll with a 15. Additionally, no matter what you say, magic that would determine if you are telling the truth indicates that you are being truthful.
Magic Items
Planescape: Adventures in the Multiverse
successful unarmed strike against AC 22 or a successful DC 22 Dexterity (Acrobatics) check. You can use a bonus action to seize and stow the device.
The device has AC 22, 25 hit points, immunity to
This skull-shaped device is filled with knowledge. The device weighs 5 pounds and is covered with subtle etchings of planar sigils.
As a bonus action, you can toss the device into the air, whereupon
Magic Items
Acquisitions Incorporated
While attuned to this device, you have a +1 bonus to Intelligence saving throws. The first time you attune to the chronolometer, you choose one language you don’t know. You subsequently know
that language while attuned to the device.
Time Bandit. At the start of your turn, roll a d6 (no action required). On a 1–3, you slow down time, gaining an additional action on your turn and
Equipment
This small mechanical device is a specialty of gnomish crafters. As a Utilize action, you can throw the Noisemaker into a space within 60 feet. When it lands, it makes a loud noise of some kind
within 60 feet of the device when it goes off must succeed in a DC 10 Wisdom saving throw. On a failed save, the creature has the Frightened condition for one minute. As an Influence action, another
Magic Items
Bigby Presents: Glory of the Giants
work and a successful DC 25 Intelligence (Investigation) check. When the cube is solved, a 30-foot-diameter portal appears before the creature who solved the cube, leading to the northeastern platform
Horizon’s Edge, but a device somewhere in the demiplane allows a cube to function in reverse while the cube is fitted into it.
Drider
Legacy
This doesn't reflect the latest rules and lore.
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Monsters
Basic Rules (2014)
climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.
Sunlight Sensitivity. While in sunlight, the drider has disadvantage on attack rolls, as well
its longbow. It can replace one of those attacks with a bite attack.
Bite. Melee Weapon Attack: +6;{"diceNotation":"1d20+6","rollType":"to hit","rollAction":"Bite"} to hit, reach 5 ft., one creature
Magic Items
Acquisitions Incorporated
While attuned to this device, you have a +1 bonus to Wisdom saving throws, and you can use an action to cast the dancing lights, guidance, or message cantrips.
Portent of the Stars. As a reaction
when a creature you can see within 60 feet of you makes an attack roll, saving throw, or ability check, you make that creature roll a d10 and add or subtract the number rolled (your choice) from the
Monsters
The Book of Many Things
ceilings, without needing to make an ability check.
Web Sense. While in contact with a web, the spider knows the exact location of any other creature in contact with the same web.
Web Walker. The
spider ignores movement restrictions caused by webbing.Multiattack. The spider makes two Ruinous Bite attacks. It can replace one attack with a use of Web.
Ruinous Bite. Melee Weapon Attack: +7
Drider (variant)
Legacy
This doesn't reflect the latest rules and lore.
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Monsters
Monster Manual (2014)
climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.
Sunlight Sensitivity. While in sunlight, the drider has disadvantage on attack rolls, as well
4th level (2 slots): divination, freedom of movementMultiattack. The drider makes three attacks, either with its longsword or its longbow. It can replace one of those attacks with a bite attack
Magic Items
Tasha’s Cauldron of Everything
the charges in the following ways while holding it:
If you spend 1 minute studying the book, you can expend 1 charge to replace one of your prepared wizard spells with a different spell in the
book. The new spell must be of the illusion school.
When a creature you can see makes an Intelligence (Investigation) check to discern the true nature of an illusion spell you cast, or makes a saving
Magic Items
Tasha’s Cauldron of Everything
can use the charges in the following ways while holding it:
If you spend 1 minute studying the archive, you can expend 1 charge to replace one of your prepared wizard spells with a different spell
in the archive. The new spell must be of the divination school.
When a creature you can see within 30 feet of you makes an attack roll, an ability check, or a saving throw, you can use your reaction
Magic Items
Guildmasters’ Guide to Ravnica
Innovation is a dangerous pursuit, at least the way the mages of the Izzet League engage in it. As protection against the risk of an experiment going awry, they have developed a device to help
slot to cast the spell as normal, but before resolving it you must make an Intelligence (Arcana) check. The DC is 10 + twice the level of the spell slot you expend to cast the spell.
On a successful
Monsters
Van Richten’s Guide to Ravenloft
occasional lapses. An observer familiar with the digested creature can recognize the discrepancies with a successful DC 20 Wisdom (Insight) check, or automatically if the podling does something in direct
comatose. Over the course of hours, the creature is dissolved and its body repurposed into a podling duplicate.
Podlings are near-perfect mimics of the creatures they replace. Despite having the
Monsters
Vecna: Eve of Ruin
incapacitated condition.Multiattack. The scout makes three Armblade or Bolt Launcher attacks. It can replace one of the attacks with a use of Snare Trap.
Armblade. Melee Weapon Attack: +8;{"diceNotation":"1d20
5 feet of itself. The trap is hidden, requiring a successful DC 17 Intelligence (Investigation) check to find. The trap lasts for 1 minute. Whenever an enemy enters a space within 10 feet of the trap
Monsters
Lost Laboratory of Kwalish
of a Vorpal Sword. Shards of a vorpal sword once broken against the devil replace its claws. A successful DC 12 Intelligence (Arcana) or Wisdom (Perception) check identifies them as such. When the
Monsters
Vecna: Eve of Ruin
needing to make an ability check.
Web Walker. The spider ignores movement restrictions caused by webbing.Multiattack. The spider makes two Bite attacks. It can replace one of these attacks with a use
Monsters
Curse of Strahd
roots. It can replace one of these attacks with a rock attack.
Root. Melee Weapon Attack: +12;{"diceNotation":"1d20+12","rollType":"to hit","rollAction":"Root"} to hit, reach 60 ft., one target. Hit: 30
contained in a cavity in the stump, beneath the rotted floorboards of the hut. The floorboards can be ripped up with a successful DC 14 Strength check or smashed by dealing 10 damage to them. Once the
Monsters
Van Richten’s Guide to Ravenloft
Multiattack. The carrion stalker makes three Tentacle attacks. If it is attached to a creature, it can replace one Tentacle attack with Larval Burst, if available.
Tentacle. Melee Weapon Attack: +5
check. On its turn, the carrion stalker can detach itself from the target by using 5 feet of movement. When it dies, the carrion stalker detaches from any creature it is attached to.
Larval Burst (1
Monsters
Monstrous Compendium Vol. 2: Dragonlance Creatures
ability check. This trait doesn’t function if the mastermind is grappling creatures in both of its clockwork claws.Multiattack. The mastermind makes two Clockwork Claw attacks. The mastermind can
replace one of these attacks with Generate Gadget if it’s available.
Clockwork Claw. Melee Weapon Attack: +7;{"diceNotation":"1d20+7", "rollType":"to hit", "rollAction":"Clockwork Claw"} to hit
Monsters
Vecna: Eve of Ruin
, without needing to make an ability check.
Web Sense. When in contact with a web, the phisarazu knows the exact location of any other creature in contact with the same web.
Web Walker. The phisarazu
ignores movement restrictions caused by webbing.Multiattack. The phisarazu makes one Bite attack and two Claw attacks. It can replace one of these attacks with Scintillating Spray if available.
Bite
Monsters
Keys from the Golden Vault
Legendary Resistance (3/Day). If Charmayne fails a saving throw, she can choose to succeed instead.Multiattack. Charmayne makes three Ashen Burst attacks. She can replace one of these attacks with
spell is 4th level or lower, it fails and has no effect. If the spell is 5th level or higher, Charmayne makes an Intelligence check (DC 10 + the spell’s level). On a success, the spell fails and
Monsters
The Book of Many Things
", "rollAction":"Prophetic Blessing"}, and it gains a prophecy die, a d8. Once during each of the creature’s turns, when it fails an ability check or saving throw or misses an attack roll, it can
’ will. These living portents are Aberrations instead of Celestials and are typically chaotic evil. They replace any radiant damage in their stat block with necrotic or psychic damage (DM&rsquo
Magic Items
Tasha’s Cauldron of Everything
conjecture than fact, often referring to otherworldly beings, the mysterious Barrier Peaks in Oerth, and the supposedly related device known as the Machine of Lum the Mad. The best details on the device
’s origins and operation can be found in the Mind of Metal, a tome of artificer’s secrets that connects the device to the traditions of the lost Olman people, and which was written by Lum the
Monsters
Eberron: Rising from the Last War
teleport up to 30 feet to an unoccupied space it can see.Multiattack. Dyrrn makes one Tentacle Whip attack and uses its Corruption once. Dyrrn can replace its Tentacle Whip attack with Extract Brain if it
flesh twists in alien ways. The creature has disadvantage on attack rolls, its speed is reduced by half, and if it tries to cast a spell, it must first succeed on a DC 15 Intelligence check or the spell
Equipment
property (outlined below). These properties replace the optional ones presented in the Dungeon Master’s Guide. Firearms are ranged weapons.
Reload. The weapon can be fired a number of times equal
your firearm, you must make a successful Tinker’s Tools check (DC equal to 8 + misfire score). If your check fails, the weapon is broken and must be mended out of combat at a quarter of the cost
Monsters
Bigby Presents: Glory of the Giants
to succeed instead.Multiattack. The fomorian makes three Greatclub attacks. If the fomorian has its blood rune, it can replace one of these attacks with a use of Corrupting Hex.
Greatclub. Melee
if it tries to cast a spell, it must first succeed on a DC 16 Intelligence check or the spell fails and is wasted.
Eldritch Burst. Magical energy explodes in a 20-foot-radius sphere centered on a
Monsters
Vecna: Eve of Ruin
).
Spider Climb. Kas can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.
Strength of the Night. Kas doesn’t require a coffin, and he drinks
Shape bonus action.Multiattack. Kas makes three Vengeful Sword attacks. He can replace one of these attacks with a Bite attack.
Vengeful Sword. Melee Weapon Attack: +15;{"diceNotation":"1d20+15
Monsters
Mordenkainen Presents: Monsters of the Multiverse
effects.
Two Heads. Demogorgon has advantage on saving throws against being blinded, deafened, stunned, or knocked unconscious.Multiattack. Demogorgon makes two Tentacle attacks. He can replace one attack
normally docile. Within that area, any ability check involving Animal Handling has disadvantage.
Venomous Beasts. The area within 6 miles of the lair becomes overpopulated with poisonous snake