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Returning 35 results for 'before both deciding cavern rules'.
Monsters
Fizban's Treasury of Dragons
table to help select spells for a spellcasting dragon. (Though the Monster Manual doesn’t explicitly include dragon turtles in the variant rules for making a dragon a spellcaster, you can apply
those rules to these aquatic dragons.)
Dragon Turtle Personality Traits
d8;{"diceNotation":"1d8","rollType":"roll","rollAction":"Trait"}
Trait
1
I speak slowly and deliberately
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
The Middle Path Many DMs find that using a combination of the two approaches works best. By balancing the use of dice against deciding on success, you can encourage your players to strike a balance
between relying on their bonuses and abilities and paying attention to the game and immersing themselves in its world. Remember that dice don’t run your game — you do. Dice are like rules. They’re
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
session and for creating situations that facilitate fun. Improviser. A big part of being the DM is deciding how to apply the rules as you go and imagining the consequences of the characters’ actions in a
way that will make the game fun for everyone. Referee. When it’s not clear what ought to happen next, the DM decides how to apply the rules. Storyteller. The DM crafts adventures, setting situations in
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
session and for creating situations that facilitate fun. Improviser. A big part of being the DM is deciding how to apply the rules as you go and imagining the consequences of the characters’ actions in a
way that will make the game fun for everyone. Referee. When it’s not clear what ought to happen next, the DM decides how to apply the rules. Storyteller. The DM crafts adventures, setting situations in
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
Chapter 1: This Is Your Life The character creation rules in the Player’s Handbook provide all the information you need to define your character in preparation for a life of adventuring. What they
experience before deciding to become an adventurer? What were the circumstances of your birth? How large is your family, and what sorts of relationships do you have with your relatives? Which people
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
provide the spiders with easy prey, while the presence of the spiders provides additional protection for thehatchery. The eastern half of this cavern floor is covered in webs stretching up to the ceiling
. See “Dungeon Hazards” in chapter 5 of the Dungeon Master’s Guide for rules about webs. Eight giant spiders lurk in the nest, minus any killed elsewhere in the nursery.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
38. Zombie Horde Zombies. The stench of death fills this 20-foot-high cavern, which contains forty zombies in various states of decay. They shamble about aimlessly.
Sinkhole. A 70-foot-deep
dividing the zombies into mobs of ten or fewer and using the mob rules in chapter 8 of the Dungeon Master’s Guide.
Compendium
- Sources->Dungeons & Dragons->Sword Coast Adventurer’s Guide
advantages over each other, they all live under the heel of House Baenre and the Matron Mother, who rules the city in Lolth’s name. On a large plateau high above the cavern floor is Tier Breche, also
drow in their refuge. The constant fear of punishment, from one’s mistress or another, more powerful drow, keeps most slaves obedient, even when they aren’t directly supervised. The great cavern of
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
Let This Be Their Battlefield The players can choose where their characters confront the demon lords by deciding where to set the dark heart talisman. Vizeran’s preference is anywhere in
might lead some characters back to Araj to aid the drow apprentice.
Araumycos At the center of the network of caves and passages inhabited by Araumycos, the cavern where Juiblex and Zuggtmoy battled in
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
17. Battlefield Cavern This 30-foot-high cavern was the main front of the battle between the yuan-ti and the nagas. 17a. Bones in the Mud The water here is 2 feet deep, and the cavern floor beneath
is one of Halaster’s gates (see “Gates”). Its frame is composed of an assemblage of hundreds of tiny, interlocking stone gears. This gate’s rules are as follows: Any creature that inspects the frame
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
Approach An old yuan-ti trap meant to prevent approach to the gate still functions in this area. A pressure plate under the water and mud extends the full width of the cavern entrance. A character
searching the cavern for traps who succeeds on a DC 20 Wisdom (Perception) check spots the pressure plate. The trap triggers whenever a weight of 50 pounds or more is placed on the pressure plate. Darts
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
, svirfneblin, and Zhentarim enclaves
Thousands of years’ worth of trickling water carved out the cavern where the drow, the duergar, and the svirfneblin established Mantol-Derith. Four warehouses
have been excavated at the corners of the cavern, each controlled by an enclave and containing offices and temporary lodgings for its merchants. Few of Mantol-Derith’s denizens are permanent residents
Compendium
- Sources->Dungeons & Dragons->Lost Mine of Phandelver
5. Overpass Where a high tunnel passes through the larger tunnel cavern below, the goblins have set up a bridge guard post. The stream passage continues up beyond another set of uneven steps ahead
, bending eastward as it goes. A waterfall sounds out from a larger cavern somewhere ahead of you.
If the characters didn’t spot the bridge while navigating area 4, they spot it now. Add: A rickety
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
unleash the savage creature on their githyanki enemies in Seadeeps and the Crystal Labyrinth. 8a. Neothelid’s Cave Magic walls of force seal off all tunnels leading to this enormous cavern (see
“Walls of Force” below). The floor, while uneven throughout, has been worn smooth by the creature trapped here. The cavern has the following features: Neothelid. A 210-foot-long neothelid (see appendix A
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
it has several different abilities, but simply deciding that an item is always active or can be used a fixed number of times per day is easier to manage. Power Level If you make an item that lets a
column suggests an appropriate bonus based on the item’s rarity. Attunement Decide whether the item requires a character to be attuned to it to use its properties. Use these rules of thumb to help you
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
, a rocky cavern dimly lit by blue light filtering through the icy vault high above. The largest of the dragon’s frozen trophies are scattered about the grotto. Low Cavern. Beyond the grotto, the
stream leads to a low-ceilinged cavern the dragon used as a sleeping place when smaller; it might now serve as a home for the dragon’s minions. Upper Cavern. High above the grotto floor is a large cave
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
character unless the character attacks it. 9b. Arch Gate to Level 15 Rubble. The floor of this 50-foot-high cavern is strewn with the remains of a dozen gargoyles. (The gargoyles once guarded the gate in
this cavern, but the Stonecloaks destroyed them.)
Arch. A ramp hugs the south wall and climbs to a 20-foot-high ledge. A stone arch is embedded in the wall at the west end of the ledge.
The arch
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
in control. 2a. Troglodyte Chain Gang The air in this cavern is heavy with the stench of twenty-two adult troglodytes. They wear iron shackles on their ankles and are chained together while awaiting
Halaster’s gates (see “Gates”). Carved into the arch’s keystone is a hand-shaped indentation with a sigil representing magic scribed into the palm. Its rules are as follows: Casting the mage hand
Compendium
- Sources->Dungeons & Dragons->Lost Mine of Phandelver
light sources or darkvision. Stalagmites. Found in many of the natural caverns, these spires of rock rise up from the floor and can be used for cover (see “Cover” in the Basic Rules). BOOMING WAVES
underfoot shiver. Waves come about two minutes apart, growing louder toward the northeast.
Wave Echo Cave is nowhere near the ocean, but a water-filled cavern deep in the mine is connected to an
Compendium
- Sources->Dungeons & Dragons->Monster Manual
Piercer Aberrant Counterfeit Stalactite Habitat: Underdark; Treasure: Individual Piercers resemble stalactites, but each has a toothy maw and a single eye. They hang from cavern ceilings along routes
.
—X the Mystic’s
Rules of Dungeon Survival
Olivier Bernard
Piercer Medium Aberration, Unaligned
AC 15 Initiative +3 (13)
HP 22 (3d8 + 9)
Speed 5 ft., Climb 15 ft.
Mod Save
Compendium
- Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Turn of Fortune’s Wheel
Angels in the Outlands CoupleOfKooks “If you think you’re prepared for the ultimate struggle between good and evil, the deciding contest between all that is righteous and all that is foul, then to
is called Spireball. The modron happily explains the game’s rules, its stakes, and the two teams, all of which are detailed below. Good versus Evil Two teams—the Noxious Stampede and the Righteous
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
Terrain Encounters The Underdark contains dangerous hazards and wondrous terrain. Special terrain rules are explained after the table. d20 Encounter 1 Boneyard 2 Cliff and ladder 3 Crystal
clusters 4 Fungus cavern 5 Gas leak 6 Gorge 7 High ledge 8 Horrid sounds 9 Lava swell 10 Muck pit 11 Rockfall 12 Rope bridge 13 Ruins 14 Shelter 15 Sinkhole 16 Slime or mold 17 Steam vent 18 Underground
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
13. Dumping Pit Victims of Narrak’s experiments are dumped here. Exposure to the faerzress has begun to animate the corpses. This cavern is one enormous pit that reeks of death and decomposed flesh
leads to a narrow, meandering tunnel, the floor of which is sunk below a foot of foul water. See the “Whorlstone Tunnels: General Features” sidebar for rules on narrow tunnels and foul water. Treasure
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
involved.” Sometimes the rules allow for any one of two or more proficiencies to apply to a check. When deciding what check a character should make, be generous in determining if the character’s
each ability is used for. (Constitution checks are rare, as tests of a character’s endurance are usually passive or reactive, making a saving throw more appropriate.) Proficiency When the rules or a
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
The Rifts Three large chasms score the floor of the cavern of Menzoberranzan. Clawrift The Clawrift’s uncharted depths have long been rumored to extend into the Abyss. This legend was seemingly
5 of the Dungeon Master’s Guide for rules on escaping webs. Characters entering Menzoberranzan by means of Vizeran DeVir’s secret tunnel come to a secret door that pulls open to reveal a narrow ledge
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
-foot-wide column in the middle of a 75-foot-diameter cavern. Both the cavern and the outpost are unlit. A secret door in the column’s base leads to the tower interior, but finding it requires a
against attacks from the cavern. If the drow scouts escape and the characters don’t follow them, the scouts report to the outpost commander, who organizes a hunting party consisting of her and eight drow
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
stalagmites have been sawed off, and a lintel stone rests atop them. Chiseled into the lintel stone are the words “DON THE CRYSTAL CROWN” in Dwarvish. The rules of this gate are as follows: The gate
unoccupied space next to the gate located there. 11b. Trollwarp Cavern Stalagmites. This 20-foot-high cave contains ten stalagmites that been twisted by Halaster’s magic so that each bears a passing
Compendium
- Sources->Dungeons & Dragons->Princes of the Apocalypse
Geode Locations G1. Hall of the Guardians This cave lies at the end of a twisting, declining tunnel that began in area F13 of the Fane of the Eye. The rough walls of this cavern rise to a vaulted
ceiling hung with stalactites and clumps of slender, luminous crystals that bathe the cavern in a soft, violet light. Passages lead east and west. To the east, the tunnel ascends. The western passage is
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
and is normal terrain. The cavern is filled with translucent ice spider webs that block line of sight. Characters who succeed on a DC 15 Wisdom (Perception) check can spot a cluster of cocoons on the
floor at the back of the cave. Although they’re made of ice, the webs are sticky (like frozen metal). They use the same rules as normal webs (see the “Dungeon Hazards” section in chapter 5 of the
Compendium
- Sources->Dungeons & Dragons->Heroes of the Borderlands
on a DC 12 Dexterity saving throw or be hoisted 5 feet into the air. The hoisted creature has the Restrained condition until it gets free. Rules for detecting, disabling, and escaping the trap are as
on his threat. E3: Dragon’s Den This spacious cavern contains battered armor, broken weapons, casks of ale and mead, and other supplies. A red-scaled dragon glowers down at the chamber from a rocky
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
stone arch is embedded into the wall at the northeast end of this cavern. Carved into the arch’s keystone is an image of a hand pouring ale from a flagon. The arch is one of Halaster’s magic gates
(see “Gates”). The rules of this gate are as follows: If one pint or more of any liquid is poured on the floor within 5 feet of the arch, the gate opens for 1 minute. Characters must be 9th level or
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
inn.) If her sanity is restored, Darribeth becomes her normal self — a curious and kind woman with a flair for magic who doesn’t mind bending rules for the greater good. She speaks Common, Dwarvish
torments her with false hopes of escape before dashing them. It has told Darribeth, for instance, that hezrou demons are nearby to keep her from leaving this cavern. If attacked or exposed, the quasit turns
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
vast Underdark cavern illuminated by glowing mushrooms and phosphorescent fungi. 21–40 The beholder encounters another of its kind in the Underdark and, after a fierce volley of eye rays, it turns its
is “Kelserath,” but Halaster changes it every few days. The rules of this gate are as follows: The gate opens for 1 minute if a creature speaks the proper command word within 10 feet of it. Characters
Compendium
- Sources->Dungeons & Dragons->Lost Mine of Phandelver
a gang of slavers and thieves. A cold breeze fills this large natural cavern, carrying with it the faint scent of decaying flesh. A crevasse divides the cavern and is flanked by two rough stone
“Difficult Terrain” in the Basic Rules). The bottom of the crevasse feels unnaturally cold. When viewed with a detect magic spell, the area emanates a faint necromantic aura. The magic causes all
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
indentation with a sigil representing magic scribed into the palm. The rules for this arch are as follows: Casting the mage hand cantrip and pressing its spectral fingers into the keystone’s
disturbance in this area and silence the music. The organ’s stalagmites were part of the cavern from which this room was hewn, and thus they blend seamlessly with the surrounding floor and wall. Treasure Each