Lethal Company is an ever-expanding horror survival game filled with various terrifying and quirky monsters that can make or break your run in an instant. Some are lethal, others more humorous, but all play a unique role in shaping the game’s tense and unpredictable atmosphere. This guide will cover every known monster, both inside and outside the facilities, and provide tips on how to handle them effectively.

Inside Facility Monsters

Yippe Bug (Loot Bug)

A fan-favorite, these bug-like creatures appear harmless at first. They roam the map collecting both scrap and equipment to bring back to their nests. However, if you steal from them, they will transform into towering, aggressive hunters. To calm them, return the stolen scrap or eliminate them entirely.

Snare Flea (Centipede)

Hanging from the ceiling, the Snare Flea waits for unsuspecting players to walk underneath before dropping onto them, suffocating its victim and muffling their voice. This entity will only release its grip if damaged, the player exits the facility, or if the player dies. Always check ceilings and be ready to strike if it falls.

Slime

This blue-green liquid monster slowly follows players, dealing damage on contact. It will return to a player’s last known location if they escape. The Slime is drawn to boom boxes, making them a useful distraction. It cannot use doors and is unkillable, so avoid it whenever possible.

Spore Lizard (Puffer)

These shy creatures are mostly docile unless cornered. If threatened, they release a pink gas cloud that impairs vision and can deliver minor bites. Avoid provoking them, and they won’t be an issue.

Mimic (Mask Demon)

If a player holds a mask to their face for too long, they transform into a mimic, turning against their team. The mimic can also spawn randomly and disguise itself as a teammate. If a friend starts acting strangely, be wary—they may have already turned.

Nutcracker

This large wooden soldier patrols the facility with a shotgun. When it stops and reveals its eye, stand completely still to avoid detection. If spotted, it will hunt you relentlessly. Its only weak point is its exposed eye—a well-timed attack can bring it down, granting players its shotgun.

Coil Head

These terrifying entities function like weeping angels: they only move when not being observed. However, their torso and pelvis register as their “eyes,” meaning looking too high or too low can still lead to instant death. Stunning them is the only temporary defense.

Butler

Initially appearing as a harmless humanoid in a black coat, the Butler becomes deadly when alone with a player, pulling out a knife for a relentless attack. Killing it spawns a swarm of Butler Bees, which attack on sight. Avoid isolation and don’t engage unless necessary.

Creepy Ghost Girl

A hallucination rather than an actual entity, the ghost girl torments the most paranoid player by flickering lights and whispering. Once paranoia peaks, she will skip toward the victim and instantly kill them. Managing paranoia is key to survival.

Bunker Spider

Initially passive while building its web, this massive spider becomes highly aggressive once its nest is complete. Killing it is possible, but avoidance is the best strategy, as it can kill players in just two hits.

Bracken (Flower Man)

A shadowy figure with petal-like tendrils, Bracken stalks players quietly. If spotted, slowly back away without making eye contact. Staring at it too long provokes an unavoidable attack. It can be stunned and killed, but only with teamwork.

Thumper (Crawler)

This two-legged entity is blind but highly aggressive. It detects players by sight, so staying out of view is crucial. If it spots a player, it charges forward, dealing moderate damage but allowing multiple escape opportunities.

Jester

Perhaps the most terrifying enemy in the game, the Jester starts as a wind-up box. Once it begins playing music, your run is essentially doomed. When the music stops, it will instantly know every player’s location and chase them at high speeds. The only way to survive is to leave the facility until it resets.

Outside Facility Monsters

Baboon Hawk

These plucked-chicken-like creatures move on two legs and their wing tips. They cautiously retreat if approached, but if outnumbered, they attack in coordinated strikes. Their nests contain both player corpses and stolen scrap, making them valuable locations to note.

Earthworm (Leviathan)

A massive subterranean predator, the Earthworm bursts from the ground to devour players in one swift motion. When the ground begins to rumble, sprint away immediately to avoid being swallowed. If a player is eaten, their gear and loot are lost permanently.

Eyeless Dogs

These pack-hunting creatures rely entirely on sound to detect players. Crouching and staying silent is the best defense. Items that generate noise, like a turned-on radio, will alert them to your presence. They kill instantly upon contact.

Old Bird

Initially passive, these humanoid war machines become active when an outside monster spawns. Once awakened, they relentlessly pursue players, launching missiles from a distance and attacking up close if necessary. Stun-locking them with radar boosters is a useful strategy.

Forest Keepers

These towering humanoid trees move at sprinting speed, instantly eating players if caught. They cannot hear, so stealth isn’t necessary, but breaking their line of sight is essential for survival.

Neutral & Lesser Threats

Tulip Snake

A colorful lizard-like creature with tulip-shaped tendrils. Though harmless, it can latch onto players and lift them into the air. Some use them as temporary jetpacks, but prolonged attachment may cause fall damage.

Roaming Locust

Harmless swarms of flies that disperse when disturbed. Their only effect is startling unaware players.

Manta Coils

Commonly found in the sky, these pigeon-like creatures do little more than fly away when approached. Though killable, there is no real benefit to doing so.

Circuit Bees

Among the deadliest outdoor entities, these bees swarm aggressively when their spherical hive is disturbed. If provoked, they continuously shock the player until they escape. The hive itself can be sold for a high price, but stealing it requires careful planning and a quick getaway.

Final Thoughts

Lethal Company’s ever-growing roster of monsters keeps gameplay fresh, terrifying, and unpredictable. Whether dealing with unpredictable mimics, towering tree-like predators, or the terrifyingly unstoppable Jester, understanding each enemy’s behavior is key to survival. As updates bring new horrors to the game, adaptability and teamwork remain your best weapons against the lurking dangers that await.

Now that you’re equipped with this knowledge, step into the fray, gather your loot, and survive—if you can.