both before dies cause round

Shield Guardian

Monsters Monster Manual

it, and the guardian knows the distance and direction to the amulet. If the guardian is within 60 feet of the amulet’s wearer, half of any damage the wearer takes (round up) is transferred to

cause the guardian to store one spell of level 4 or lower. To do so, the wearer must cast the spell on the guardian while within 5 feet of it. The spell has no effect but is stored within the guardian

Yochlol

Monsters Monster Manual

Demonic Restoration. If the yochlol dies outside the Abyss, its body dissolves, and it gains a new body instantly, reviving with all its Hit Points in the Abyss. Magic Resistance. The yochlol has

halves the attack’s damage to itself (round down), and it teleports to an unoccupied space it can see within 30 feet of itself. Constitution Saving Throw: DC 15, each creature within 5 feet of

Control Water

Spells Player’s Handbook

repeat the same effect or choose a different one. Flood. You cause the water level of all standing water in the area to rise by as much as 20 feet. If you choose an area in a large body of water, you

separated water forms a wall to either side. The trench remains until the spell ends or you choose a different effect. The water then slowly fills in the trench over the course of the next round until

Tharashk Hunter

Monsters Eberron: Forge of the Artificer

Dodge. Trigger: The hunter is hit by an attack roll. Response: The hunter halves the damage (round down) it takes from that attack.House Tharashk’s heirs include inquisitives, dragonshard

marks one creature it can see within 150 feet. The mark lasts for 1 hour, until the target dies, or until the hunter uses this Bonus Action again. While the target is marked in this way, the hunter has

Young Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

minute, it succeeds automatically.Curious and self-confident, young spirit dragons can cause trouble for a region’s other denizens, by either unleashing long-buried evils or misusing scarcely

dragon and its allies in that area have Disadvantage on saving throws to avoid or end the Charmed condition. Time Distortion. While within 1 mile of the lair, creatures age at one-tenth the usual rate. If the dragon dies or moves its lair elsewhere, these effects end immediately.Necrotic

Merrenoloth Legacy

Monsters Mordenkainen’s Tome of Foes

merrenoloth can invoke its ability to take lair actions. On initiative count 20 (losing initiative ties), the merrenoloth can take one lair action to cause one of the following effects; it can't use the

30 feet until initiative count 20 on the next round. The air within 60 feet of the ship is filled with howling wind. Until initiative count 20 on the next round, that area is difficult terrain, and

Gunpowder, Powder Horn Legacy

Equipment

fire to a container full of gunpowder can cause it to explode, dealing fire damage to creatures within 10 feet of it (3d6 for a powder horn, 7d6 for a keg). A successful DC 12 Dexterity saving throw

halves the damage. Setting fire to an ounce of gunpowder causes it to flare for 1 round, shedding bright light in a 30-foot radius and dim light for an additional 30 feet.

Gunpowder, Keg Legacy

Equipment

fire to a container full of gunpowder can cause it to explode, dealing fire damage to creatures within 10 feet of it (3d6 for a powder horn, 7d6 for a keg). A successful DC 12 Dexterity saving throw

halves the damage. Setting fire to an ounce of gunpowder causes it to flare for 1 round, shedding bright light in a 30-foot radius and dim light for an additional 30 feet.

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Grasping roots and

away when the dragon uses this lair action again or when the dragon dies. A wall of tangled brush bristling with thorns springs into existence on a solid surface within 120 feet of the dragon. The wall

Ancient Gold Dragon Legacy

Monsters Basic Rules (2014)

polymorphs into a humanoid or beast that has a challenge rating no higher than its own, or back into its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is

ancient ruins. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds

Ancient Silver Dragon Legacy

Monsters Basic Rules (2014)

true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its alignment

dragon dreams of. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects: The dragon creates fog as if it had cast the

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Grasping roots and vines

the dragon uses this lair action again or when the dragon dies. A wall of tangled brush bristling with thorns springs into existence on a solid surface within 120 feet of the dragon. The wall is up

Kraken Legacy

Monsters Basic Rules (2014)

Amphibious. The kraken can breathe air and water. Freedom of Movement. The kraken ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5

the kraken dies, a swallowed creature is no longer restrained by it and can escape from the corpse using 15 feet of movement, exiting prone. Tentacle. Melee Weapon Attack: +17;{"diceNotation":"1d20+17

Adult Gold Dragon Legacy

Monsters Basic Rules (2014)

polymorphs into a humanoid or beast that has a challenge rating no higher than its own, or back into its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed

ruins. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row

Adult Silver Dragon Legacy

Monsters Basic Rules (2014)

. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its alignment, hit

dreams of. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects: The dragon creates fog as if it had cast the fog cloud

Demilich Legacy

Monsters Monster Manual (2014)

);{"diceNotation":"3d6","rollType":"roll","rollAction":"Energy Drain"}. If a creature’s hit point maximum is reduced to 0 by this effect, the creature dies. A creature’s hit point maximum

","rollAction":"Take Lair Action"}. On a result of 11 or higher, the demilich takes a lair action to cause one of the following effects. It can’t use the same effect two rounds in a row. The tomb

Death Tyrant Legacy

Monsters Monster Manual (2014)

and whether the cone is active. Any creature in that area can’t regain hit points. Any humanoid that dies there becomes a zombie under the tyrant’s command. The dead humanoid retains its

take 55 (10d10);{"diceNotation":"10d10","rollAction":"Death Ray","rollType":"damage","rollDamageType":"necrotic"} necrotic damage. The target dies if the ray reduces it to 0 hit points. The death

Living Ship

Equipment

deck; it and the ship are inseparable. If the ship is reduced to 0 hit points, the treant dies of shock. The ship can function if its treant dies, but the treant can never be replaced with another

air into fresh air). A living ship can float on water and sail across it, but it can’t land safely on the ground (its keel would cause it to roll on its side). Its standard weaponry is an aft-mounted ballista.

Control Water Legacy

Spells Basic Rules (2014)

spell ends or you choose a different effect. The water then slowly fills in the trench over the course of the next round until the normal water level is restored. Redirect Flow. You cause flowing water

. As an action on your turn, you can repeat the same effect or choose a different one. Flood. You cause the water level of all standing water in the area to rise by as much as 20 feet. If the area

Diderius

Monsters Tyranny of Dragons

dies, and its body turns to dust. The curse lasts until removed by the remove curse spell or other magic. Dreadful Glare. Diderius targets one creature he can see within 60 feet of him. If the target

encountered in its lair has a challenge rating of 16 (15,000 XP). Lair Actions On initiative count 20 (losing initiative ties), the mummy lord takes a lair action to cause one of the following effects

Mummy Lord Legacy

Monsters Basic Rules (2014)

to 0, the target dies, and its body turns to dust. The curse lasts until removed by the remove curse spell or other magic. Dreadful Glare. The mummy lord targets one creature it can see within 60 feet

On initiative count 20 (losing initiative ties), the mummy lord takes a lair action to cause one of the following effects; the mummy lord can’t use the same effect two rounds in a row. Each

Ancient Bronze Dragon Legacy

Monsters Basic Rules (2014)

into its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its

vault or nest for its eggs. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects: The dragon creates fog as though it

Beholder Legacy

Monsters Monster Manual (2014)

":"10d10","rollType":"damage","rollAction":"Death Ray","rollDamageType":"necrotic"} necrotic damage. The target dies if the ray reduces it to 0 hit points. The beholder can take 3 legendary actions

actions. On initiative count 20 (losing initiative ties), the beholder can take one lair action to cause one of the following effects: A 50-foot square area of ground within 120 feet of the

Juvenile Kraken

Monsters Ghosts of Saltmarsh

Amphibious. The kraken can breathe air and water. Freedom of Movement. The kraken ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5

must succeed on a DC 23 Constitution saving throw at the end of that turn or regurgitate all swallowed creatures, which fall prone in spaces within 10 feet of the kraken. If the kraken dies, a

Adult Bronze Dragon Legacy

Monsters Basic Rules (2014)

its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its

vault or nest for its eggs. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects: The dragon creates fog as though it

Adult Copper Dragon Legacy

Monsters Basic Rules (2014)

treasure is hidden. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects: The dragon chooses a point on the ground that

uses this lair action again or until the dragon dies. The dragon chooses a 10-foot-square area on the ground that it can see within 120 feet of it. The ground in that area turns into 3-foot-deep mud

Intellect Devourer Legacy

Monsters Monster Manual (2014)

dies, unless its brain is restored within 1 round. Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

understanding of Deep Speech, its telepathy, and its traits. It otherwise adopts the target’s statistics. It knows everything the creature knew, including spells and languages. If the host body dies, the

Zariel Legacy

Monsters Mordenkainen’s Tome of Foes

turn. If she takes radiant damage, this trait doesn’t function at the start of her next turn. Zariel dies only if she starts her turn with 0 hit points and doesn’t regenerate.Multiattack

of all kinds crawl over the structure, ensuring that no intruders breach their defenses. Lair Actions. On initiative count 20 (losing initiative ties), Zariel can take a lair action to cause one of

Stalagma Steelshadow

Monsters Waterdeep: Dungeon of the Mad Mage

its true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its

half its flying speed.Stalagma Steelshadow’s Lair Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects: The

Slarkrethel

Monsters Storm King's Thunder

Amphibious. Slarkrethel can breathe air and water. Freedom of Movement. Slarkrethel ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5

turn or regurgitate all swallowed creatures, which fall prone in a space within 10 feet of the kraken. If the kraken dies, a swallowed creature is no longer restrained by it and can escape from the

Doppelganger Legacy

Monsters Basic Rules (2014)

. Any equipment it is wearing or carrying isn't transformed. It reverts to its true form if it dies. Ambusher. The doppelganger has advantage on attack rolls against any creature it has surprised

. Surprise Attack. If the doppelganger surprises a creature and hits it with an attack during the first round of combat, the target takes an extra 10 (3d6);{"diceNotation":"3d6","rollType":"roll

Adult Red Dracolich Legacy

Monsters Monster Manual (2014)

, telling the grim story of its life, the enemies it has slain, and the nations it has conquered. Lair Actions On initiative count 20 (losing initiative ties), the dracolich takes a lair action to cause

lasts until initiative count 20 on the next round. Each creature that starts its turn in the cloud must succeed on a DC 13 Constitution saving throw or be poisoned until the end of its turn. While

Ancient Red Dragon Legacy

Monsters Basic Rules (2014)

Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Magma

count 20 on the next round. Each creature that starts its turn in the cloud must succeed on a DC 13 Constitution saving throw or be poisoned until the end of its turn. While poisoned in this way, a

Bone Whelk

Monsters Baldur’s Gate: Descent into Avernus

Adhesive. The bone whelk can cause Medium or smaller objects to adhere to it. A Medium or smaller creature that touches the bone whelk is grappled by it (escape DC 10). Death Scream. When the bone

whelk dies, it emits a blood-curdling shriek than can be heard out to a range of 120 feet. This shriek causes nonmagical, organic material within 10 feet of the bone whelk to rot. Each creature within

Adult Red Dragon Legacy

Monsters Basic Rules (2014)

initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Magma erupts from a

the next round. Each creature that starts its turn in the cloud must succeed on a DC 13 Constitution saving throw or be poisoned until the end of its turn. While poisoned in this way, a creature is

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