before black devising cube reaction

Iron Consul

Monsters Baldur’s Gate: Descent into Avernus

immediately use its reaction to make one melee attack.Bane’s devoted followers are warriors who seek to rule through martial strength and intimidation, cruel tyrants who use threats and gifts as

Bane are warriors who wear heavy armor and wield maces, swords, spears, and crossbows. They paint the right gauntlet of their armor black in honor of their patron. Bane’s clerics wield black

Spiderdragon

Monsters Vecna: Eve of Ruin

as much damage on a successful one.The terrors known as spiderdragons were first found in the deepest corners of the Underdark and trace their origins to black dragon wyrmlings who ate a steady diet

powerful as their black dragon progenitors, though, and they often drain the enclaves’ resources with their selfish demands. Uninterested in building lairs, spiderdragons weave powerful webs and

Burrowshark

Monsters Princes of the Apocalypse

Bond of the Black Earth. The burrowshark is magically bound to a bulette trained to serve as its mount. While mounted on its bulette, the burrowshark shares the bulette;bulette's senses and can ride

":"damage","rollAction":"Spear","rollDamageType":"piercing"} piercing damage if used with two hands to make a melee attack.Unyielding. When the burrowshark is subjected to an effect that would move it, knock it prone, or both, it can use its reaction to be neither moved nor knocked prone.

Pyrotechnics

spells Elemental Evil Player's Companion

Choose an area of nonmagical flame that you can see and that fits within a 5-foot cube within range. You can extinguish the fire in that area, and you create either fireworks or smoke when you do so

turn. Smoke. Thick black smoke spreads out from the target in a 20-foot radius, moving around corners. The area of the smoke is heavily obscured. The smoke persists for 1 minute or until a strong wind disperses it.

Lichen Lich

Monsters Candlekeep Mysteries

","rollType":"damage","rollAction":"Wither","rollDamageType":"necrotic"} necrotic damage. Fire Storm (7th-Level Spell; 1/Day). The lich fills up to ten 10-foot cubes with fire. Every cube must be within

150 feet of the lich and occupy a space the lich can see, and each cube must have at least one face adjacent to the face of another cube. Each creature in the area must make a DC 19 Dexterity saving

Absorbing Tattoo

Magic Items Tasha’s Cauldron of Everything

Blue 3 Absorbing Tattoo, Fire;Fire Red 4 Absorbing Tattoo, Force;Force White 5 Absorbing Tattoo, Lightning;Lightning Yellow 6 Absorbing Tattoo, Necrotic;Necrotic Black

Damage Absorption. When you take damage of the chosen type, you can use your reaction to gain immunity against that instance of the damage, and you regain a number of hit points equal to half the

Sweettooth Horror

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

described here, creatures found in and around Sweettooth Village might include gingerbrute;gingerbrutes as well as variations of oozes from the Monster Manual. For example, a black pudding might have

a delicious chocolatey flavor, a gelatinous cube might have a more decorative shape and taste fruity, and an ochre jelly could smell like butterscotch. PoisonBludgeoning

Ooze Master

Monsters Tales from the Yawning Portal

, Melf's acid arrow, suggestion 3rd level (3 slots): fear, slow, stinking cloud 4th level (3 slots): confusion, Evard's black tentacles 5th level (1 slot): cloudkill Spider Climb. The Ooze Master can

30 feet of it, the Ooze Master can use a reaction to divert the attack if another creature is within the attack's range. The attacker must make a DC 15 Wisdom saving throw. On a failed save, the

Sanctum Amulet

Magic Items Bigby Presents: Glory of the Giants

A black opal pendant hangs at the base of this pearlescent chain. The sacred rune is inscribed on the back of the pendant. While wearing this item, you have resistance to necrotic damage

taking damage, you can use your reaction to invoke the item’s rune, causing the pendant to flash with pale light. The creature then instead drops to 1 hit point. Once the rune has been invoked, it can’t be invoked again until the next dawn.

Hook of Fisher's Delight

Magic Items Icewind Dale: Rime of the Frostmaiden

-foot cube. At the end of each uninterrupted hour of immersion, roll a d6. On a 6, a floppy, 6-inch-long magical fish appears on the end of the hook. The color and properties of the conjured fish are

within 24 hours of being caught. 11-14 Yellow with black stripes Once removed from the hook, this awful-tasting fish can be thrown up to 120 feet, targeting a creature the thrower can see. The

Tiamat

Monsters Tyranny of Dragons

effects. Magic Weapons. Tiamat’s weapon attacks are magical. Multiple Heads. Tiamat can take one reaction per turn, rather than only one per round. She also has advantage on saving throws

","rollAction":"Bite (Acid)","rollDamageType":"acid"} (black dragon head), lightning damage;{"diceNotation":"4d6","rollType":"damage","rollAction":"Bite (Lightning)","rollDamageType":"lightning"} (blue dragon

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

its spine, reaching full height just behind the skull.The forest-loving green dragons sometimes compete for territory with black dragons in marshy woods and with white dragons in subarctic taiga

);{"diceNotation":"1d6","rollType":"damage","rollAction":"Thicket","rollDamageType":"piercing"} piercing damage from thorns.Each 10-foot-cube of thickets has AC 5, 30 hit points, resistance to bludgeoning and

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

continues down its spine, reaching full height just behind the skull.The forest-loving green dragons sometimes compete for territory with black dragons in marshy woods and with white dragons in subarctic

);{"diceNotation":"1d6","rollType":"damage","rollAction":"Thickets","rollDamageType":"piercing"} piercing damage from thorns.Each 10-foot-cube of thickets has AC 5, 30 hit points, resistance to bludgeoning

Adult Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

creature within 30 feet of it that it can see. The target must succeed on a DC 16 Wisdom saving throw or use its reaction to make a melee weapon attack against a random creature within reach. If no

creatures are within reach, or the target can’t take a reaction, it takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction":"Commanding Spores", "rollDamageType":"psychic"} psychic

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

ground at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw

(Recharge 5–6). As a reaction when this creature takes damage, it can roll a d10 and subtract the number rolled from the damage. Cold, Fire, PoisonBludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't Silvered

Ancient Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

around a creature within 30 feet of it that it can see. The target must succeed on a DC 19 Wisdom saving throw or use its reaction to make a melee weapon attack against a random creature within reach. If

no creatures are within reach, or the target can’t take a reaction, it takes 11 (2d10);{"diceNotation":"2d10", "rollType":"damage", "rollAction":"Commanding Spores", "rollDamageType":"psychic

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw or take

–6). As a reaction when this creature takes damage, it can roll a d10 and subtract the number rolled from the damage. Geryon (Variant);VARIANT: SOUND THE HORN Geryon can have an action that

Claugiyliamatar

Monsters Storm King's Thunder

folk. Even so, her collection of crystal balls allows her to stay abreast of events happening in the world.The forest-loving green dragons sometimes compete for territory with black dragons in marshy

contact with the thickets or take 3 (1d6);{"diceNotation":"1d6","rollType":"damage","rollAction":"Thorns","rollDamageType":"piercing"} piercing damage from thorns.Each 10-foot-cube of thickets has AC 5

Claugiyliamatar (possessed)

Monsters Divine Contention

is possessing the body of ClaugiyliamatarThe forest-loving green dragons sometimes compete for territory with black dragons in marshy woods and with white dragons in subarctic taiga. However, a forest

thorns.Each 10-foot-cube of thickets has AC 5, 30 hit points, resistance to bludgeoning and piercing damage, vulnerability to fire damage, and immunity to psychic and thunder damage. Within 1 mile of its

Quandrix Campus

Compendium - Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos

its geometry eventually turn itself inside out while students are still within it. The Arithmodrome The Quandrix campus is alive with dynamic sculptures made of water behaving in odd ways: cube-shaped

Arithmodrome looks like a large cube of water, ten feet on each side. The inside is an apparently boundless theory-space that suspends the rules of reality. Mages use this space to explore theoretical

Surprise

Compendium - Sources->Dungeons & Dragons->Basic Rules (2014)

Surprise A band of adventurers sneaks up on a bandit camp, springing from the trees to attack them. A gelatinous cube glides down a dungeon passage, unnoticed by the adventurers until the cube

doesn't notice a threat is surprised at the start of the encounter. If you're surprised, you can't move or take an action on your first turn of the combat, and you can't take a reaction until that turn ends. A member of a group can be surprised even if the other members aren't.

Surprise

Compendium - Sources->Dungeons & Dragons->Player's Handbook (2014)

Surprise A band of adventurers sneaks up on a bandit camp, springing from the trees to attack them. A gelatinous cube glides down a dungeon passage, unnoticed by the adventurers until the cube

doesn’t notice a threat is surprised at the start of the encounter. If you’re surprised, you can’t move or take an action on your first turn of the combat, and you can’t take a reaction until that turn ends. A member of a group can be surprised even if the other members aren’t.

Ooze

Compendium - Sources->Dungeons & Dragons->Monster Manual

Ooze Black Pudding Blob of Annihilation Gelatinous Cube Gray Ooze Ochre Jelly Psychic Gray Ooze

Heraldic Sign

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

organization or a cause, and thus might already travel under a banner of some sort. If that’s not the case, consider devising a heraldic sign that symbolizes an aspect of your nature or speaks to what you

bring to your enemies 5 A phoenix in a ring of fire, an expression of an indomitable spirit 6 Three drops of blood beneath a horizontal sword blade on a black background, symbolizing three foes you have sworn to kill

Challenge 2 (450 XP)

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

Challenge 2 (450 XP) Allosaurus Ankheg Awakened tree Azer Bandit captain Berserker Black dragon wyrmling Bronze dragon wyrmling Carrion crawler Centaur Cult fanatic Druid

Ettercap Faerie dragon (old) Gargoyle Gelatinous cube Ghast Giant boar Giant constrictor snake Giant elk Gibbering mouther Githzerai monk Gnoll pack lord Green dragon wyrmling

Oozes

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Morte’s Planar Parade

destroying the cube. 3 A bog in a region influenced by Carceri is swamped with countless black puddings. The characters are hired to recover a lost relic from the bottom of the bog. 4 A chef in the

gelatinous cube influenced by Gehenna floats a gigantic fiendish skull. Numerous Fiends revere the cube and interpret depraved schemes and threatening orders from its quivering. A Celestial seeks aid in

10. Ooze Temple

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

. 10a. Skull in the Cube Clean. This 30-foot-high room is swept clean, with no trace of dust or debris. Frescoes. The walls are carved with frescoes depicting horrific cyclopean cities of black stone

submerged beneath raging seas. Giant Ooze. A gelatinous cube measuring 30 feet on a side is trapped in the room. The monster is situated in the northeast corner when the characters first arrive

Pyrotechnics

Compendium - Sources->Dungeons & Dragons->Princes of the Apocalypse

cube within range. You can extinguish the fire in that area, and you create either fireworks or smoke when you do so. Fireworks. The target explodes with a dazzling display of colors. Each creature

within 10 feet of the target must succeed on a Constitution saving throw or become blinded until the end of your next turn. Smoke. Thick black smoke spreads out from the target in a 20-foot radius

Pyrotechnics

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

cube within range. You can extinguish the fire in that area, and you create either fireworks or smoke when you do so. Fireworks. The target explodes with a dazzling display of colors. Each creature

within 10 feet of the target must succeed on a Constitution saving throw or become blinded until the end of your next turn. Smoke. Thick black smoke spreads out from the target in a 20-foot radius

CR 2

Compendium - Sources->Dungeons & Dragons->Monster Manual

CR 2 Allosaurus Animated Rug of Smothering Ankheg Awakened Tree Azer Sentinel Bandit Captain Berserker Black Dragon Wyrmling Bronze Dragon Wyrmling Bulette Pup Carrion Crawler

Centaur Trooper Cultist Fanatic Druid Ettercap Faerie Dragon Adult Gargoyle Gelatinous Cube Ghast Giant Boar Giant Constrictor Snake Giant Elk Gibbering Mouther Githzerai Monk

Mighty Servant of Leuk-o

Magic Items Tasha’s Cauldron of Everything

gleaming black alloy of unknown origin, the servant is often described as a combination of a disproportioned dwarf and an oversized beetle. The servant contains enough space for 1 ton of cargo and a

action, you can command the servant to take one of the actions in its stat block or some other action. When a creature provokes an opportunity attack from the servant, you can use your reaction to command

Powered Armor

Magic Items Lost Laboratory of Kwalish

Powered armor resembles a suit of unusual plate armor, with finely articulated joints connected by an oily, black, leather-like material. The armor has been worked to create the appearance of a

magic that generates a conduit something like an astral silver cord. While so connected, a willing ally can give up hit points as a reaction to fuel the armor’s abilities.

Cry Havoc!

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

reappear as a surprise ally during the battle. Battle of Blingdenstone Encounters d6 Encounter 1–2 1 black pudding and 2 gray oozes 3 1 gelatinous cube and 1 ochre jelly 4–5 3 gray oozes and 1

distract foes. If the characters befriended Glabbagool and brought it to Blingdenstone, the intelligent gelatinous cube joins the battle as their ally. If Glabbagool left the party previously, it can

Absorbing Tattoo

Compendium - Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything

Blue 3 Fire Red 4 Force White 5 Lightning Yellow 6 Necrotic Black 7 Poison Violet 8 Psychic Silver 9 Radiant Gold 10 Thunder Orange Damage Absorption. When you take damage of the chosen type, you

can use your reaction to gain immunity against that instance of the damage, and you regain a number of hit points equal to half the damage you would have taken. Once this reaction is used, it can’t be used again until the next dawn.

11. Lounge

Compendium - Sources->Dungeons & Dragons->Tyranny of Dragons

on the floor, curled around the fireplace. Before you have time for further assessment, however, a half-dozen black-cloaked figures move to attack you. The six cult fanatics in this room move in as

seconds to activate, so characters standing in the circle won’t be able to move away unless they have the ability to move as a reaction. The cultists select area 10 as the adventurers’ destination

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