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Returning 35 results for 'mechanical start within only action fails for long'.
Equipment
When you take the Attack action, you can replace one of your attacks with throwing a flask of Alchemist’s Fire. Target one creature or object you can see within 20 feet of yourself. The target
must succeed on a Dexterity saving throw (DC 8 plus your Dexterity modifier and Proficiency Bonus) or take 1d4 Fire damage and start burning.
Equipment
String is 10 feet long. You can tie a knot in it as a Utilize action.
Monsters
Monster Manual
. Failure or Success: The dragon can’t take this action again until the start of its next turn.
Mind Jolt. The dragon uses Spellcasting to cast Mind Spike (level 5 version). The dragon can
’t take this action again until the start of its next turn.
Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.Acid
Monsters
Monster Manual
action again until the start of its next turn.
Sonic Boom. The dragon uses Spellcasting to cast Shatter. The dragon can’t take this action again until the start of its next turn.
Tail Swipe. The dragon makes one Rend attack.Lightning
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
Monsters
Monster Manual
. The dragon can’t take this action again until the start of its next turn.
Sonic Boom. The dragon uses Spellcasting to cast Shatter (level 3 version). The dragon can’t take this action again until the start of its next turn.
Tail Swipe. The dragon makes one Rend attack.Lightning
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
Magic Items
Dungeon Master’s Guide
When you take a Magic action to read this scroll, a particular titan named in the scroll appears in an unoccupied space on the ground or in water that you can see within 1 mile of yourself. The DM
disappears when it drops to 0 Hit Points. If the titan is summoned into a space that isn’t large enough to contain it, the summoning fails, and the scroll is wasted.
1d100
Titan
01-15
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.
spells.
Unknown Spell. As a Magic action, you can try to cast a cantrip that you don’t know. The cantrip must be on the Wizard spell list and have a casting time of an action, and you make a DC 10
Monsters
Monster Manual
SphereLegendary Action Uses: 3 (4 in Lair). Immediately after another creature's turn , the dragon can expend a use to take one of the following actions. The dragon regains all expended uses at the start of each
take this action again until the start of its next turn.
Frightful Presence. The dragon uses Spellcasting to cast Fear. The dragon can’t take this action again until the start of its next turn.
Pounce. The dragon can move up to half its Speed, and it makes one Rend attack.Acid
Monsters
Monster Manual
all expended uses at the start of each its turns.
Cloud of Insects. Dexterity Saving Throw: DC 21, one creature the dragon can see within 120 feet. Failure: 33 (6d10);{"diceNotation":"6d10", "rollType
. Failure or Success: The dragon can’t take this action again until the start of its next turn.
Frightful Presence. The dragon uses Spellcasting to cast Fear. The dragon can’t take this action
Monsters
Monster Manual
has the Unconscious condition for 10 minutes. This effect ends for the target if it takes damage or a creature within 5 feet of it takes an action to wake it.
Spellcasting. The dragon casts one of
damage, and the target’s Speed is halved until the end of its next turn. Failure or Success: The dragon can’t take this action again until the start of its next turn.Fire
Equipment
As a Utilize action, you can spread Caltrops from their bag to cover a 5-foot-square area within 5 feet of yourself. A creature that enters this area for the first time on a turn must succeed on a DC
15 Dexterity saving throw or take 1 Piercing damage and have its Speed reduced to 0 until the start of its next turn. It takes 10 minutes to recover the Caltrops.
Monsters
Monster Manual
Success: The dragon can’t take this action again until the start of its next turn.
Mind Jolt. The dragon uses Spellcasting to cast Mind Spike (level 4 version). The dragon can’t take this
action again until the start of its next turn.
Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.Acid
Monsters
Monster Manual
Legendary Resistance (3/Day, or 4/Day in Lair). If the dracolich fails a saving throw, it can choose to succeed instead.
Life Suppression. Creatures within 60 feet of the dracolich can’t
dracolich uses Spellcasting to cast Ray of Sickness (level 2 version). The dracolich can’t take this action again until the start of its next turn.
Terrifying Presence. Wisdom Saving Throw: DC 19
Monsters
Monster Manual
":"Psychic"} Psychic damage. Failure or Success: The target has the Frightened condition until the start of the demilich’s next turn.Legendary Action Uses: 3 (4 in Lair). Immediately after another
"}. Failure or Success: The demilich can’t take this action again until the start of its next turn.
Grave-Dust Flight. The demilich flies up to its Fly Speed, shedding grave dust. Each creature
Monsters
Monster Manual
space it can see. Each creature of its choice that it can see within 5 feet of its destination space has the Blinded condition until the end of the mummy’s next turn.Legendary Action Uses: 3 (4
.
Dread Command. The mummy casts Command (level 2 version), using the same spellcasting ability as Spellcasting. The mummy can’t take this action again until the start of its next turn.
Glare. The
Monsters
Monster Manual
Legendary Resistance (3/Day, or 4/Day in Lair). If the dracolich fails a saving throw, it can choose to succeed instead.
Life Suppression. Creatures within 60 feet of the dracolich can’t
dracolich uses Spellcasting to cast Ray of Sickness (level 2 version). The dracolich can’t take this action again until the start of its next turn.
Terrifying Presence. Wisdom Saving Throw: DC 19
Monsters
Monster Manual
Failure: The target has the Unconscious condition for 10 minutes. This effect ends for the target if it takes damage or a creature within 5 feet of it takes an action to wake it.
Spellcasting. The
", "rollAction":"Scorching Sands", "rollDamageType":"Fire"} Fire damage, and the target’s Speed is halved until the end of its next turn. Failure or Success: The dragon can’t take this action again until the start of its next turn.Fire
Monsters
Monster Manual
this action again until the start of its next turn.
Cold Gale. Dexterity Saving Throw: DC 19, each creature in a 60-foot-long, 10-foot-wide Line. Failure: 14 (4d6);{"diceNotation":"4d6", "rollType
dragon can’t take this action again until the start of its next turn.
Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.Cold
Monsters
Monster Manual
uses Spellcasting to cast Hold Monster. The dragon can’t take this action again until the start of its next turn.
Cold Gale. Dexterity Saving Throw: DC 23, each creature in a 60-foot-long, 10
dragon. Success: Half damage only. Failure or Success: The dragon can’t take this action again until the start of its next turn.
Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.Cold
Feats
Player’s Handbook
another creature within 60 feet of you succeeds on or fails a D20 Test, you can roll 2d4 and apply the total rolled as a bonus or penalty to the d20 roll. Once you use this benefit, you can’t use it again until you roll Initiative or finish a Short or Long Rest.
Monsters
Monster Manual
the target’s next turn. Failure or Success: The dragon can’t take this action again until the start of its next turn.
Frightful Presence. The dragon casts Fear, requiring no Material
components and using Charisma as the spellcasting ability (spell save DC 18). The dragon can’t take this action again until the start of its next turn.
Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.Cold
Species
Player’s Handbook
Aasimar (pronounced AH-sih-mar) are mortals who carry a spark of the Upper Planes within their souls. Whether descended from an angelic being or infused with celestial power, they can fan that spark
celestial heritage, such as metallic freckles, luminous eyes, a halo, or the skin color of an angel (silver, opalescent green, or coppery red). These features start subtle and become obvious when the
Monsters
Monster Manual
Influence action.
Meddlesome Magic. Whenever a creature other than the hag or its allies finishes a Long Rest while within 1 mile of the lair, the next time that creature casts a spell using a spell slot
Spectral Claw attack.
Malicious Magic. The hag uses Spellcasting to cast Dimension Door or Hypnotic Pattern. The hag can’t take this action again until the start of its next turn.Arch-hag Lairs
Monsters
Monster Manual
the target’s next turn. Failure or Success: The dragon can’t take this action again until the start of its next turn.
Frightful Presence. The dragon casts Fear, requiring no Material
components and using Charisma as the spellcasting ability (spell save DC 14). The dragon can’t take this action again until the start of its next turn.
Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.Cold
Spells
Player’s Handbook
condition until the start of your next turn. On a successful save, it takes half as much damage only.
Until the spell ends, you can take a Magic action to create a new Line of radiance.
For the duration
You launch a sunbeam in a 5-foot-wide, 60-foot-long Line. Each creature in the Line makes a Constitution saving throw. On a failed save, a creature takes 6d8 Radiant damage and has the Blinded
Monsters
Monster Manual
3d10;{"diceNotation":"3d10", "rollType":"roll", "rollAction":"Weight of Years"} years older. Failure or Success: The sphinx can’t take this action again until the start of its next turn.PsychicNecrotic, Radiant
.
Legendary Resistance (3/Day, or 4/Day in Lair). If the sphinx fails a saving throw, it can choose to succeed instead.Multiattack. The sphinx makes two Claw attacks and uses Roar.
Claw. Melee Attack
Monsters
Monster Manual
Years"} years older. Failure or Success: The sphinx can’t take this action again until the start of its next turn.PsychicNecrotic, Radiant
.
Legendary Resistance (3/Day, or 4/Day in Lair). If the sphinx fails a saving throw, it can choose to succeed instead.Multiattack. The sphinx makes three Claw attacks.
Claw. Melee Attack Roll: +8
Monsters
Monster Manual
Legendary Resistance (3/Day). If the unicorn fails a saving throw, it can choose to succeed instead.
Magic Resistance. The unicorn has Advantage on saving throws against spells and other magical
, Druidcraft1/Day Each: Calm Emotions, Dispel Evil and Good, Entangle, Pass without Trace, Word of RecallLegendary Action Uses: 3. Immediately after another creature’s turn, the unicorn can expend a use to
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.
amulet as a Spellcasting Focus for your Warlock spells.
Unknown Spell. As a Magic action, you can try to cast a cantrip that you don’t know. The cantrip must be on the Warlock spell list and have
Monsters
Monster Manual
carrying.Legendary Action Uses: 3. Immediately after another creature’s turn, the colossus can expend a use to take one of the following actions. The colossus regains all expended uses at the start of each of
Immutable Form. The colossus can’t shape-shift.
Legendary Resistance (4/Day). If the colossus fails a saving throw, it can choose to succeed instead.
Magic Resistance. The colossus has
Monsters
Monster Manual
empyrean and each ally within 30 feet of it gain Advantage on d20 test;D20 Tests until the end of the empyrean’s next turn. The empyrean can’t take this action again until the start of its
Legendary Resistance (4/Day). If the empyrean fails a saving throw, it can choose to succeed instead.
Magic Resistance. The empyrean has Advantage on saving throws against spells and other magical
Monsters
Monster Manual
takes 10 (3d6);{"diceNotation":"3d6", "rollType":"damage", "rollAction":"Veil of Shadow", "rollDamageType":"Necrotic"} Necrotic damage. The dragon can’t take this action again until the start of
Resistances. See Living Shadow.
Legendary Resistance (3/Day, or 4/Day in Lair). If the dragon fails a saving throw, it can choose to succeed instead.
Living Shadow. While in Dim Light or Darkness
Monsters
Monster Manual
uses Spellcasting to cast Command (level 2 version). The dragon can’t take this action again until the start of its next turn.
Fiery Rays. The dragon uses Spellcasting to cast Scorching Ray
(level 3 version). The dragon can’t take this action again until the start of its next turn.
Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.Fire
Magic Items
Dungeon Master’s Guide
or similar magic. Removing the Shield fails to end the curse on you. Whenever an attack with a Ranged weapon targets a creature within 10 feet of you, the curse causes you to become the target instead.
Monsters
Monster Manual
Amphibious. The dragon can breathe air and water.
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
":"Lightning Breath"}. Dexterity Saving Throw: DC 23, each creature in a 120-foot-long, 10-foot-wide Line. Failure: 82 (15d10);{"diceNotation":"15d10", "rollType":"damage", "rollAction":"lightning