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Returning 35 results for 'before building decode caverns rules'.
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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
Backgrounds
Baldur’s Gate: Descent into Avernus
underbelly of civilization, and you have survived up to this point by flouting the rules and regulations of society.
Skill Proficiencies: Deception, Stealth
Tool Proficiencies: One
Guild took over your family business, ran it into the ground, and burned the building for insurance money. You were driven into crime yourself, but you’ll never work for the Guild. You take
Kenku
Legacy
This doesn't reflect the latest rules and lore.
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Species
Volo's Guide to Monsters
at the burned-out building, a sudden cacophony erupted around us. Birds squawked, cats hissed, and dogs growled. Lidda hustled us back to the city’s safer avenues. Only when we were back within
tapping a stone to show how bored he is. He plays with his dagger and studies the Lords’ Alliance agent sitting at the bar.” Creating a vocabulary of noises for the other players to decode
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
Encounter Building This section introduces new guidelines on building combat encounters for an adventure. They are an alternative to the rules in “Creating Encounters” in chapter 3 of the Dungeon
Master’s Guide. This approach uses the same math that underlies the rules presented in that book, but it makes a few adjustments to the way that math is presented to produce a more flexible system. This
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
The Inner Planes Elemental forces and the building blocks of reality originate from these Inner Planes: Elemental Plane of Air. Winds blow clouds and floating islands across this boundless sky
. Elemental Plane of Earth. This maze of caverns winds through stone and untold mineral riches. Elemental Plane of Fire. An everlasting inferno, this realm blazes with life on volcanic islands. Elemental
Compendium
- Sources->Dungeons & Dragons->Dragons of Stormwreck Isle
Seagrow Caves Features The caves have the following features: Ceilings. Unless noted otherwise, the ceilings in the caverns are 20 feet high, and the tunnels connecting the caverns are 15 feet high
. Light. The interior caves are illuminated by bioluminescent fungi, which provide dim light throughout the area. See “Vision” in the Basic Rules. Walls. The cave walls are formed from hexagonal columns
Compendium
- Sources->Dungeons & Dragons->Descent into the Lost Caverns of Tsojcanth
Using This Supplement In addition to the adventure, this supplement includes the following appendices: Appendix A presents a small trove of magic items available to all who brave the Lost Caverns of
Tsojcanth. At the DM’s discretion, the characters might earn one or more of these treasures as a reward for completing the adventure. Appendix B contains a creature that dwells in the Lost Caverns
Compendium
- Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything
run a special session—colloquially called session zero—to establish expectations, outline the terms of a social contract, and share house rules. Making and sticking to these rules can help ensure
that the game is a fun experience for everyone involved. Often a session zero includes building characters together. As the DM, you can help players during the character creation process by advising them to select options that will serve the adventure or campaign that awaits.
Compendium
- Sources->Dungeons & Dragons->Ghosts of Saltmarsh
onlookers are the smugglers’ signals to a ship out at sea. The unearthly shrieks and other sounds are caused by magic mouth spells strategically placed in the building. The smugglers, during their three years
ship, the Sea Ghost. The ship is away from the house when the characters explore it, though evidence of its moorings can be discovered in the secret caverns below. The ship comes into play in the
Compendium
- Sources->Dungeons & Dragons->Lost Mine of Phandelver
General Features Many of Thundertree’s buildings have crumbled in the years since the town was abandoned, even as nature threatens to swallow what remains. Buildings. A building in Thundertree is
terrain (see “Difficult Terrain” in the Basic Rules). Intact buildings are rundown, ramshackle stone cottages that are otherwise still standing. Their wooden doors are swollen and require a successful
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
Underdark Travel The Underdark is a vast network of caverns, tunnels, vaults, and passages stretching from one end of Faerûn to the other. Its physical features are even more varied than those of the
through the Underdark is handled abstractly, using the rules and advice in chapter 8, “Adventuring,” of the Player’s Handbook. The following specific guidelines apply to travel in the Underdark during this adventure.
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
describes what happens. Sometimes, however, rules govern what you can do with an object, as detailed in the following sections. What Is an Object? For the purpose of the rules, an object is a discrete
, inanimate item like a window, door, sword, book, table, chair, or stone. It isn’t a building or a vehicle, which are composed of many objects. Time-Limited Object Interactions When time is short, such
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
describes what happens. Sometimes, however, rules govern what you can do with an object, as detailed in the following sections. What Is an Object? For the purpose of the rules, an object is a discrete
, inanimate item like a window, door, sword, book, table, chair, or stone. It isn’t a building or a vehicle, which are composed of many objects. Time-Limited Object Interactions When time is short, such
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
domain of Araumycos is a bizarre fungal realm in the heart of the Underdark.
Light. Araumycos’s tunnels and caverns are dimly lit by phosphorescent fungi.
Terrain. Fungal life fills the caverns and
soft enough that characters can sink into it with no warning. Use the quicksand rules in chapter 5, “Adventure Environments,” of the Dungeon Master’s Guide for such areas. Creatures that fail to escape become food for Araumycos.
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
before the wall does. For the purpose of these rules, an object is a discrete, inanimate item like a window, door, sword, book, table, chair, or stone, not a building or a vehicle that is composed of many other objects.
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
before the wall does. For the purpose of these rules, an object is a discrete, inanimate item like a window, door, sword, book, table, chair, or stone, not a building or a vehicle that is composed of many other objects.
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
the DM change the pitch or tempo of narration in different situations? Player Participation. Did the players participate in the world-building or make decisions that seemed to send the adventure in an
unexpected direction? How did the DM handle it? Rules Adjudication. To what extent did the DM lean on the rules to adjudicate outcomes? Did the DM adjudicate situations wisely or in ways that made the
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
the DM change the pitch or tempo of narration in different situations? Player Participation. Did the players participate in the world-building or make decisions that seemed to send the adventure in an
unexpected direction? How did the DM handle it? Rules Adjudication. To what extent did the DM lean on the rules to adjudicate outcomes? Did the DM adjudicate situations wisely or in ways that made the
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
. The chapter opens with optional rules meant to help you run certain parts of the game more smoothly. The chapter then goes into greater depth on several topics — encounter building, random encounters
you. It gives you new rules options, as well as some refined tools for creating and running adventures and campaigns. It is a supplement to the tools and advice offered in the Dungeon Master’s Guide
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
noted otherwise. Rooms have 20-foot-high ceilings, while natural caverns have 30-foot-high ceilings dotted with stalactites. Doors. Unless noted otherwise, all doors are 6 feet tall, 4 feet wide, and
Compendium
- Sources->Dungeons & Dragons->Monster Manual
the rules for monster customization and encounter building in the Dungeon Master’s Guide—to build your own adventures. Consult appendix B for monster lists that will help your adventure building. What’s
New in the 2025 Version?
This is the 2025 version of the fifth edition Monster Manual. If you’ve read the 2014 version, much of this book will feel familiar, since the fundamental rules and variety
Monsters
Fizban's Treasury of Dragons
from the sea, but the dragon is too proud to ask for help getting home.
6
A topaz dragon is building a tableau of desiccated creatures and has grown obsessed with catching one treasure hunter
in the sunlight and watch the waves below.
Entry Tunnel. A long tunnel leads from the outcropping to the heart of the lair.
Decorated Caverns. The walls of the lair are mostly still in their natural
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
highest mountains. Most visitors to the plane arrive by way of vast caverns that honeycomb the mountains. Important features of the Plane of Earth include the following: City of Jewels The plane’s largest
search of new veins of ore and gemstones. Thanks to these expeditions, every building and significant object in the city is made from precious stones and metals, including the slender gemstone-inlaid
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
18. Serpent Gate These 10-foot-high side caverns feature a standing gate that grants access to level 11. Strikingly beautiful carvings of serpents decorate the walls of these caverns. 18a. Trapped
muck. Chiseled into the lintel stone across the top are the words “DON THE CRYSTAL CROWN” in Dwarvish. This gate’s rules are as follows: The gate opens for 1 minute if a creature wears King Melair’s
Compendium
- Sources->Dungeons & Dragons->Eberron: Forge of the Artificer
associate with different houses but have a common purpose. (See the “Building a Party” section below for suggestions on bringing together a party from different houses.) If the characters work for a single
house or an organization, like the Twelve, that unites them in a mutual purpose, use the group patron rules in Eberron: Rising from the Last War to provide benefits from their shared mission. The House
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
rogue who likes hand-to-hand combat, or a sharpshooter who picks off enemies from afar. Do you like fantasy fiction featuring dwarves or elves? Try building a character of one of those races. Do you
your character, whether it’s a formal character sheet (like the one at the end of these rules), some form of digital record, or a piece of notebook paper. An official D&D character sheet is a fine
Monsters
Fizban's Treasury of Dragons
injured and stranded far from the sea, but the dragon is too proud to ask for help getting home.
6
A topaz dragon is building a tableau of desiccated creatures and has grown obsessed with catching
where the dragon can bask in the sunlight and watch the waves below.
Entry Tunnel. A long tunnel leads from the outcropping to the heart of the lair.
Decorated Caverns. The walls of the lair are
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
mastery and world-building. The D&D rules help you and the other players have a good time, but the rules aren’t in charge. You’re the DM, and you are in charge of the game. That said, your goal isn’t
supporting characters, breathing life into them. And as a referee, the DM interprets the rules and decides when to abide by them and when to change them. Inventing, writing, storytelling, improvising, acting
Compendium
- Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes
surest sign of Lolth’s approval. No tactic is outside the rules in this ongoing conflict. Raids against another house’s outlying property (farming caverns, trade caravans, or hunting parties) are
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
game and keep track of your campaign. These sheets are also available for download in appendix C.
Encounter-Building Assistance. The rules for estimating the difficulty of combat encounters have
rules help you do this, but when you need to act as referee, try to make decisions that ensure everyone is having fun. Communicate with Your Players. Open communication is essential to a successful D&D
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
, drawing on player character rules from the Player’s Handbook and other D&D books. This chapter adds to that wealth of options with the material in the following sections: “Race Option” presents the
owlin, a character race option perfect for playing an owl-like student. “Choosing a College” gives advice on building a character for adventuring in Strixhaven. “Strixhaven Backgrounds” presents a
Compendium
- Sources->Dungeons & Dragons->Lost Mine of Phandelver
Lionshield Coster Hanging above the front door of this modest trading post is a sign shaped like a wooden shield with a blue lion painted on it.
This building is owned by the Lionshields, a
, all of which are for sale to interested buyers. (For prices, see “Adventuring Gear” in the Basic Rules.) Linene has a few scruples, however, and won’t sell weapons to anyone she thinks might be a
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
2, five 13th-level characters for tier 3, and five 18th-level characters for tier 4. Use that assumption when creating combat encounters, whether you use the encounter-building rules in the Dungeon
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
Scaling Lethality You can adjust the lethality of your campaign using the encounter-building guidelines in chapter 4. If your players enjoy games that test their characters to the utmost and are
your players agree to avoid character death in your game, you might consider an alternative: a character who would otherwise die is instead “defeated.” The following rules apply to a defeated character
Compendium
- Sources->Dungeons & Dragons->Dragon Delves
aloud: Mayhem rules in the seaside village of Respite. The Cobblehook Corsairs, a crew of troublemakers who aren’t normally violent, have raided the village. Black smoke billows from buildings
. Sizzling streams of acid flow down the streets. Villagers rush about, shouting for loved ones and struggling to contain the damage.
Near the shore, flames leap from the windows of a low-roofed building