D&D 5e · 100 scenarios · Roll d100 → roll D1
A complete D&D 5e random encounter table for lake scenes. Roll a d100 to pick a set, then roll a D1 to pick a scenario within that set — 100 unique D&D encounter scenarios in total. Every scenario is system-neutral and runs on either the 2014 Player's Handbook or the 2024 D&D revision. Pair each scenario with a stat block from our D&D monsters catalogue and you have a session-ready encounter in under a minute.
A group of 1d8+2 goblins are camping by the lake, but they are not your typical goblins. They are peaceful and just looking for a place to rest. They will offer to share their food and stories with the players and may even become allies in future adventures.
A group of little ducklings are lost and crying for their mother. If the players help them find their way back to their mother, the grateful mother duck will bestow a magical blessing upon them.
As the players are swimming in the lake, they notice a mermaid in distress, being attacked by a group of vicious kelpies. They must fight off the kelpies and in return, the mermaid offers to grant them one wish each. However, the wish comes with a twist and the players must be careful what they wish for.
A group of fishermen are attacked by a group of kobolds.
A giant sea serpent has been terrorizing the lake and some of the nearby towns. The players must find and defeat the creature before it causes any more damage.
You discover an old, waterlogged book near the shore.
A group of men are fishing off of the shore. One of them is missing an arm. He will tell the party that he was fishing when a monster appeared out of nowhere and attacked him. The monster took his arm and his catch.
You spot a group of children playing by the lake, but upon closer inspection, they are actually fey creatures disguised as children. They may ask the players to help them find their lost treasure or play a game of riddles with them.
An old man named Samuel is walking along the shoreline, searching for something he lost years ago. He's not sure what it is, but he's almost positive he lost it near the lake.
A colorful kite dances in the sky, controlled by an unseen person.
Sun rays bounce off scales, revealing 1 ancient bronze dragon lazily stretching and inviting the brave to witness its longstanding dominion over the lake.
As you are walking along the shore, you come across a beautiful, shimmering waterfall that leads into the lake. As you get closer, you realize that the waterfall is made of gold coins that seem to be falling endlessly into the water. Some greedy goblins have set up a trap to catch the coins, but they have underestimated the weight of their haul and are now stuck. The party can either help them or take the coins for themselves.
Deep underwater, players find a sunken ship guarded by a ghostly crew of 2d8 drowned sailors. The crew will attack on sight but carries ancient treasures.
On the Lake's shore, the party sees a group of nymphs playing a game of water tag. However, as they get closer, they realize the nymphs are not playing with water, but with a powerful acid that can burn through metal. The nymphs will only stop once someone has been tagged, and the party must find a way to outsmart them without getting burned.
A group of water nymphs are having a party by the lake. They invite the players to join them, but if they do, they may get caught up in the celebrations and have a hard time leaving.
A group of 1d8+2 goblins are camping by the lake, but they are not your typical goblins. They are peaceful and just looking for a place to rest. They will offer to share their food and stories with the players and may even become allies in future adventures.
A makeshift raft floats, seemingly abandoned.
A serene morning on the lake quickly turns perilous as 2d6 swarming harpies dive from the skies, screeching curses and attempting to drag adventurers into the water.
A man is walking up and down the road, telling people about how he has found treasure in the local hills. He is trying to get people interested in joining him on an adventure to find the treasure. He will invite players to join him on the adventure if they are interested in finding the treasure.
A group of magical druids is performing a ritual in the lake, trying to purify the water and save a dying forest. They need the help of the party to fight off a group of corrupt creatures that are causing the lake to become polluted.
The players see a group of people standing on the surface of the lake, seemingly walking on water. As they approach, they realize that the people are actually a family of water genasi who have the ability to control water. The players can choose to interact with them and learn about their culture and way of life.
A lone fisherman looks out over the water, lost in thought.
Dewdrops catch light and form a dazzling rainbow spiral, summoning 3d6 pixies who weave potent but unpredictable enchantments on anything crossing their color spectrum.
A sunken statue’s head peeks out from the lakebed.
Kids skipping stones alert the players to aggressive 1d8 kuo-toa fishmen who emerge from the lake’s coast with wild, fanatical eyes and tribal trinkets.
The warm sunlight is reflected off a series of small waves.
On the Lake's shore, the party sees a group of nymphs playing a game of water tag. However, as they get closer, they realize the nymphs are not playing with water, but with a powerful acid that can burn through metal. The nymphs will only stop once someone has been tagged, and the party must find a way to outsmart them without getting burned.
The players see a group of people standing on the surface of the lake, seemingly walking on water. As they approach, they realize that the people are actually a family of water genasi who have the ability to control water. The players can choose to interact with them and learn about their culture and way of life.
You spot a group of goblins trying to steal a boat from a nearby dock. They are not very stealthy and can easily be stopped by the players.
You hear a faint sound of music coming from a nearby cave. Upon investigation, you find a group of mermaids sitting around a firepit, singing and playing instruments. They invite the players to join in their music and enjoy a feast of underwater delicacies. However, after a while, the players realize that the mermaids are actually luring them to their underwater lair to be sacrificed to their sea god.
A large storm suddenly brews over the lake, causing waves to crash violently onto shore. As the players seek shelter, they notice a ship in the center of the storm, being controlled by a powerful sea sorcerer.
A group of 1d4+2 traveling merchants is standing around a campfire, drinking and talking. They are looking for new merchandise to sell and new places to sell it in.
The party sees a group of sirens sitting on the rocks, combing their long hair and singing a beautiful, hypnotic melody. They may try to lure the party into the water with promises of treasure and riches, but beware, for they are known to drown unsuspecting travelers.
A deer cautiously drinks from the lake.
You find an empty glass bottle with a message that’s too faded to read.
An old, blind crone sits by the lakeside, offering to tell the players their fortunes in exchange for a small fee. Her predictions may seem like nonsense at first, but as they continue their journey, the players may come to realize that her words were more accurate than they thought.
A mysterious fog begins to roll in over the lake, making it impossible to see more than a few feet ahead. The players hear faint whispers and giggles coming from within the fog and feel a strange compulsion to follow the sound. If they do, they will come across a group of mischievous faeries who are playing pranks on anyone who enters their territory. The players can choose to join in on the fun or try to outsmart the faeries.
A group of ice mephits are playing on the frozen surface of the lake. They are mischievous and may try to trick the players or challenge them to a game.
A group of elderly men are sitting around a campfire. They are telling stories of the past. One of them will mention the name 'Jonathan Hemlock'.
A stray dog happily bounds in the shallows.
A group of young women are sitting around the lake, talking about the handsome young men who live in the area.
The water’s edge is littered with clamshells.
The party spots a shipwreck half submerged in the lake. Upon closer inspection, they find it to be filled with treasure and cursed relics.
While swimming, a player’s limb gets ensnared by 1d4 coral golems tasked with guarding an ancient underwater ruin, steeped in heavy enchantment.
A flock of birds suddenly descends from the sky, dropping fish into the lake as an offering to a giant, tentacled monster lurking beneath the surface. The giant will offer a reward to the players if they bring it more fish, but at what cost?
Suddenly, a school of 2d6 bloodfin piranhas swarms near the shore where the party is collecting water, drawn by the scent of fresh meat and the promise of an easy meal.
The water’s edge is littered with clamshells.
Deep underwater, a chain-bound chest glimmers with cursed treasure. The players are given 45 minutes to retrieve it by a desperate local wizard, as failure to do so will result in the surfacing of a kraken hungry for both treasure and flesh. However, the curse prevents anyone from leaving the lake if the time elapses without them breaking the chain.
During their journey, players find 1 stone chest guarded by 1d4 mud mephits who cast tricky illusions to protect the rare magical items within.
The presence of an old mill adds historical charm.
As the party sets up camp along the lake, they notice strange symbols carved into the nearby trees. These symbols are a warning left by a nearby druidic circle to stay away from their sacred grove. If the party ignores the warning, the druids will come to defend their land.
A fallen log serves as a convenient bench for resting.
Freshly caught fish hang drying from a nearby rack.
A village has been built on the lake shore. A statue has been erected in the town square. The statue is of a man holding a torch. The inscription reads, 'The light of truth shall banish the darkness of ignorance.'
A group of children are playing by the lake. They will ask the players if they can join them in their adventures.
You hear the gentle creak of a dock as it sways with the water.
The players find a talking cat sitting by the shore of the lake. The cat claims to be a cursed prince and needs the players' help to break the curse and return to his true form. In reality, the cat is actually a shape-shifting wizard who tricked the prince and stole his body.
A group of fishermen are struggling to catch any fish from the lake. Upon investigation, the players discover that a water elemental has been causing the fish to disappear.
A group of brownies are playing near the water. They are enjoying the water and the small fish that swim
A gentle rain begins to fall, creating tiny ripples on the water's surface.
As the party explores the northern shore of the lake, they notice a group of 1d4 frost giants fishing in the cold water. If the party approaches them peacefully, the giants may allow them to fish with them and even offer to trade some of their catch for magical items or weapons. But if the party is aggressive, the giants will defend their territory.
A small island in the middle of the lake is home to a group of peaceful druids who have been trying to protect the lake from being polluted by a nearby mining operation. They ask the party to help them deal with the miners and their dangerous methods.
A group of 1d6+2 men are fishing from the pier. When approached, they will begin arguing about who is better at fishing. They all claim to be the most skilled fishermen in the area, but if the party asks about what fish are in the lake or what types of fish make good bait or lure, the fishermen will pool their knowledge to try and give the party answers. If the party needs bait or a lure to try and catch fish, the fishermen on the pier just happen to have some in their boat that they would be willing to sell to them.
A group of 2d6+2 dwarves are fishing in a small boat. They are members of a nearby dwarven tribe. They are fishing for food and are planning to trade their catch for metal weapons and metal armor.
The party sees a group of women bathing in the lake while a man sits on the shore, using a fishing pole to catch fish.
A dragonfly buzzes around, occasionally landing on reeds.
The players see a group of people walking on the surface of the lake. Upon closer inspection, they are actually water elementals disguised as humans.
A group of fisherman are struggling to reel in a huge, unidentified creature from the depths of the lake. They plead for help from the adventurers to tame the beast before it destroys their boats.
A butterfly flits around the wildflowers growing near the shore.
While exploring the lake's shore, the party finds a mysterious egg buried in the sand. As they pick it up, a group of lizardfolk appear, claiming that the egg belongs to their queen and they will stop at nothing to retrieve it. The egg may hold a powerful creature inside, or it could just be a regular egg and the lizardfolk were simply using it as a decoy to lure curious adventurers.
A magical fountain appears on the shore of the lake, granting wishes to anyone who tosses a coin into it. However, for every wish granted, there is a consequence that affects the entire region.
A group of selkies are seen lounging on the rocks near the shore. They may ask the players to help them recover a stolen item from a nearby island, but they must be careful not to insult or anger them.
A small islands sits in the middle of the lake, and atop it stands a crumbling tower with a flickering light at the top. The tower seems to have been abandoned, but strange noises can be heard emanating from within. As the party approaches, they will find out that it is actually a group of gnomes who have made the tower their home. They may offer to let the party stay the night, but their pranks and tricks may make for an interesting evening.
A mysterious fog rolls across the lake, obscuring visibility and causing confusion among the party. After a few moments, the fog clears and the party notices a small island in the distance, seemingly floating on the water. Upon investigation, they find that the island is not actually floating, but rather a cleverly disguised ship that has been abandoned by its crew. The party can choose to claim the ship as their own or continue their journey by foot.
A group of lizardfolk emerge from the water, carrying large bags and dragging nets full of fish. They seem friendly and may offer some of their catch to the party if they help them pull in a particularly large and stubborn fish.
The players come across a peculiar creature who seems to be part duck and part cat. It leads them to a hidden cave filled with rare treasures and asks them to take one item as a gift for helping it find its lost hybrid children.
Finally, reflective twilight reveals 3d6 ice mephits in dimly glowing tanzanite atolls—a magical anomaly holding them in curious equilibrium, like guardians of a nigh-frozen portal tethered neither to time nor heat.
While walking along the shore, the party finds a strange, glowing orb floating in the water. If they touch it, they will be teleported to a nearby underwater city inhabited by merfolk. The merfolk mistake them for spies and the party must convince them otherwise.
As players sail on the lake, they see a group of giant, humanoid creatures walking on the bottom of the lake. These are the Galeb Duhr, and they will communicate with players telepathically, asking for their help in retrieving precious gems that were stolen from them by a group of dwarves.
You notice a large snail leaving behind a slick trail.
A group of 2d6+2 halflings are fishing in a small boat. They are members of a nearby halfling tribe. They are fishing for food and are planning to trade their catch for metal weapons and metal armor.
A group of pixies are flying above the lake, playing pranks on each other and anyone who comes near. One of them accidentally turns the players into frogs as a joke and they must find a way to reverse the spell before they become permanent frog people.
A traveling circus has set up camp by the lake and is inviting travelers to see their show. However, the circus owner is actually a powerful hag who has been kidnapping villagers and turning them into animals for her performances. The party must stop her and free the trapped villagers.
A group of children are playing on the shore. They are playing on a crudely made raft that is floating on the water. If the players approach, the children will flee in fear.
A lone hermit offers the players shelter in his small hut by the lake. He's a bit eccentric and talks to his garden gnomes, but he means no harm. He will offer the players food and drink and tell them tales of the lake's history.
A group of gnomes are crossing the lake in a small boat. They are on their way to the city.
Horses grazed on a nearby pasture.
The players discover a sunken ship at the bottom of the lake, filled with treasure and cursed objects. They must navigate through the dangerous wreckage and decide which treasures are worth keeping.
A group of friends laughing and playing cards.
A group of skeleton warriors rises from the lake and attacks the players' boat. They are actually the cursed remnants of a long-forgotten battle that took place on the lake. In order to break their curse, the party must find and return their lost weapons and armor to them.
There is a group of men who are working diligently in the forest. They are holding axes and swinging them through the air, as they seem to be clearing the area for new growth.
Emerging from the water with a splash, a group of 2d4 sahuagin scouts scrutinizes intruders. They are far from their oceanic domain, possibly seeking something of great value beneath the lake's depths.
A group of selkies are seen lounging on the rocks near the shore. They may ask the players to help them recover a stolen item from a nearby island, but they must be careful not to insult or anger them.
A group of 2d6+2 dwarves are swimming to the nearby island in search of food.
The warmth of a campfire provides a comforting glow.
A group of farmers are standing on the shoreline of the lake, cursing and shaking their fists at the skies. They are angry about being unable to fish. The fish in the lake were killed by aquatic elves!
You see the tracks of a large beast leading into the water.
A group of gnomes are fishing from the shore. They will ask you to leave if you approach, because they are trying to catch fish and they don't want you spooked.
A snake sheds its skin near the water’s edge.
A grove laden with magical, moisture-loving fungus attracts a disheveled group of 2d8 spore druids. The druids view the lake as sacred, guarding its secrets zealously but possibly offering aid to respectful adventurers.
A random encounter scenario is just the start of a scene. Pair it with a creature from our D&D 5e monsters catalogue (3,000+ monsters with full stat blocks), an NPC from our pre-built D&D NPC roster, a spell from the D&D 5e spell list, and a reward from the D&D magic items catalogue — and you have a full one-page session ready to drop on your D&D 5e or 2024 party.
Other dice tiers for the lake: D4, D6, D8, D10.
Want a different setting? Browse all 41 D&D encounter locations — from arctic plains to elemental planes, every D&D 5e location has its own table on Doungim.