Environment Tables (Sunken Rlyeh Deep Water Supplement)
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The following tables are the deep water encounter tables for the Sunken Rlyeh environment.
- Deep Water Encounters
This table is for deep water encounters of the Prime Material Plane, above the gate to the Elemental Plane of Water and "Sunken Rlyeh". Or it could be used for any deep water oceanic adventure. The DM may elect to select and prepare encounters in advance, or assign a probability of encounters in a given time interval, or mandate a randomly selected encounter If duplicate random encounters occur, reroll.
Instructions: Party Level assumes a balanced party of four characters in the level range shown. DM may adjust encounter strength as appropriate. Creatures encountered do not have any wealth on their persons except for the following: Deep Ones as described below; Merfolk, Tentacle Devils, and Sea Hags each have 10% of their XP value in gold, gems, or jewelry items.
- Deep Water Encounter Descriptions
| Aboleth | Intelligent and capable, the Aboleth is in the area watchful for those seeking the gate to the Elemental Plane of Water. It will take advantage for food or profit. |
| Adult Green Dragon | The Adult Green Dragon periodically comes up from Rlyeh to hunt, increase its treasure stash, or generally cause trouble. It has minions in Rlyeh to guard its hoard while it is away. |
| Adult Orange Dragon | The Adult Orange Dragon is a narcissistic bully, and will attempt to intimidate a party using bluster and insults. His goal is to profit from any encounter, not necessarily to fight or kill. He loves to be worshipped or flattered. |
| Amphisbaena | Ever hungry, Amphisbaena will attack for food but will beat a hasty retreat if their prey are well able to defend themselves. |
| Ancient Green Dragon | The Ancient Green Dragon periodically comes up from Rlyeh to hunt, increase its treasure stash, or generally cause trouble. It has minions in Rlyeh to guard its hoard while it is away. |
| Ancient Orange Dragon | The Ancient Orange Dragon is a narcissistic bully, and will attempt to intimidate a party using bluster and insults. His goal is to profit from any encounter, not necessarily to fight or kill. He loves to be worshipped or flattered. |
| Cachalot | The Cachalot, or Sperm Whale must surface periodically, but prefers to hunt in the deeps and will venture through the gate to the Elemental Plane of Water for larger prey. |
| Colossal Octopus | Ever hungry, Colossal Octopi will attack for food but will beat a hasty retreat if their prey are well able to defend themselves. |
| Colossal Squid | Ever hungry, Colossal Squid will attack for food but will beat a hasty retreat if their prey are well able to defend themselves. |
| Con Rit | The Con Rit occasionally emerges from its hidey hole at Rlyeh, to hunt for food. The gate has been an excellent locale for dining. |
| Deep One (5e Race) | These characters are of the 5e Race described in the D&D Wiki, and are detailed below. They may be on a pilgrimage, guarding the approaches to the gate, seeking treasure, etc. |
| Deep One Priest of Dagon | The Priest of Dagon is an emissary from one of the temples in Rlyeh. He may be in or near the gate to welcome pilgrims, or see them off, or to observe and report passage of interlopers. |
| Dragon Turtle | Intelligent and capable, the Dragon Turtle is in the area watchful for those seeking the gate to the Elemental Plane of Water. It will take advantage for food or profit. |
| Elder Thing | Elder Things are either watching the gate, or are in the area to take advantage of interlopers seeking access to the Elemental Plane of Water. Parley is possible, but they will attack a party displaying a symbol of Cthulhu. They may employ spies to venture to Rlyeh. |
| Eurypterid | Ever hungry, Eurypterid will attack for food, and once engaged will fight to the death. |
| Eye of the Deep | Eyes of the Deep occasionally stalk prey near or in the gate. |
| Giant Octopus | Ever hungry, Giant Octopi will attack for food but will beat a hasty retreat if their prey are well able to defend themselves. |
| Great Water Elemental | Great Water Elementals guard the gate in service to more powerful creatures in Rlyeh. They will attack any intelligent creatures which fail to present a symbol of Cthulhu. |
| Hammerclaw Crab | The Hammerclaw Crab occasionally emerges from its hidey hole at Rlyeh, to hunt for food. The gate has been an excellent locale for dining. |
| Kraken | When the Kraken is about, most other creatures lay low or find reasons to be elsewhere. Its fell purposes are unknown to others except possibly some Elemental deities. |
| Krakentua | The Krakentua controls a vast swath of Rlyeh, and is in telepathic communion with the dead Great Old Ones. It has many slaves and worshippers there. It occasionally travels through the gate for purposes unknown. |
| Lernaean Hydra | The Lernaean Hydra must have a source of oxygen at its lair in Rlyeh, as it returns there after brief excursions. It periodically prowls near the gate, seeking food, treasure, and the prestige of winning battles with other fierce sea creatures. |
| Merfolk Hunter | Merfolk are either watching the gate, or are in the area to take advantage of interlopers seeking access to the Elemental Plane of Water. Parley is possible, but they will attack a party displaying a symbol of Cthulhu. |
| Merfolk Stormbrewer | Merfolk are either watching the gate, or are in the area to take advantage of interlopers seeking access to the Elemental Plane of Water. Parley is possible, but they will attack a party displaying a symbol of Cthulhu. |
| Pearl Titan | The Pearl Titans of Rlyeh are lawful evil and each controls land, slaves and vassals, and a cyclopean mansion there. They are not necessarily allied with the servants of Cthulhu or even other Pearl Titans, and each may find reason to deal with outsiders. |
| Sea Hag | Sea Hags frequent the area due to the presence of the gate and the variety of life forms it draws. They kill out of spite and in hopes of personal gain. |
| Sea Serpent | Sea Serpents may be drawn to the area due to the presence of large prey using the gate. They will attack anything resembling food. |
| Sea Slime | Sea Slimes take advantage of slime and seaweed in the water to surprise their prey, be it a ship or a creature. |
| Silver Giant | Silver Giants in the area are Chaotic Neutral and not aligned with any particular faction in Rlyeh. They can be negotiated with, especially if valuable tomes or special secrets are offered. They may even serve as guides in Rlyeh. |
| Sinii Krai | Sinii Krai love to hunt for fish in and around the gate. Wherever they are, they don't care for invasions of their privacy or space, and will attack if provoked in any way… |
| Tentacle Devil | Tentacle Devils guard the gate area in service to more powerful creatures in Rlyeh. They will attack any intelligent creatures which fail to present a symbol of Cthulhu. |
| Water Elemental | Water Elementals guard the gate in service to more powerful creatures in Rlyeh. They will attack any intelligent creatures which fail to present a symbol of Cthulhu. |
| Young Green Dragon | The Young Green Dragon periodically comes up from Rlyeh to hunt, increase its treasure stash, or generally cause trouble. It has allies in Rlyeh to guard its hoard while it is away. |
| Young Orange Dragon | The Young Orange Dragon is a narcissistic bully, and will attempt to intimidate a party using bluster and insults. His goal is to profit from any encounter, not necessarily to fight or kill. He loves to be worshipped or flattered. |
| roll twice | A mixed party of trouble... Avoid duplicates (roll one die again to achieve a different result). The resulting creatures or parties will be allies, or at least sharing a common goal, one possibly in the service or thrall of the other. |
- Deep Ones (5e Race):
A party of 3 Deep Ones includes the equivalent of a Knight, a Priest, and a Thug. In addition to the capabilities identified for these NPC types, they share the following attributes: Speed 35 ft., swim 45 ft.; Senses: darkvision 60 ft.; Amphibious; Languages: common, aquan, and deep speech. Attacks as described for the NPC type or for the Deep One race.
Further, each has these individual attributes shown below. A party of 5 Deep Ones includes two additional Thugs.
"" "" "" "" "" "" "" "" "" "" "" "" "" ""| Knight | Priest | Thug | Thug #2 (party of 5 only) | Thug #3 (party of 5 only) | |
| Alignment: | Neutral | Lawful Evil | Neutral Evil | Neutral | Chaotic Evil |
| Proficiencies: | Stealth, Perception | Survival, Nature | Stealth, Perception | Athletics, Perception | Stealth, Intimidation |
| Cantrips: | minor illusion | light, sacred flame, thaumaturgy, guidance | ray of frost | resistance | shocking grasp |
| Magic Items: | +1 Greatsword; +6 to hit, 11 slashing damage | +1 Chain Shirt, AC 14 | +1 Mace; +5 to hit, 6 bludgeoning damage | +1 Leather Armor, AC 12 | +1 Trident; +5 to hit, 6 piercing damage |
| Wealth: | 20gp | 10gp, 2x10gp gems | 5 gp, 1x10gp ring | 6 gp | 2 gp, 1x8gp ring |
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