#sims 4 dark challenge

[basementlineage]

Theme of the Challenge: From Isolation to Inheritance

“It starts in the dark. It ends in legacy.”

The core concept of The Basement Lineage is about building upward from deprivation. Your Sim begins invisible, stripped of comfort, autonomy, and even sunlight. But each earned freedom is a quiet rebellion. Each unlock, a scar turned staircase.

This isn’t a journey of random hardship. It’s a story of structured survival, told in scarcity and scaled in sacrifice.

CORE THEME

From Isolation to Inheritance Your Founder is not simply poor or unlucky. He is buried, locked beneath a house that was never his. He rises not through hope, but through control. Through blood, through will, through sacrifice.

He does not build a home. He builds a legacy.

NARRATIVE ELEMENTS

Each rule, restriction, and unlock in this challenge supports its core narrative. You are not just climbing out. You are carving your way up.

Confinement → Autonomy Start in total control. Earn every freedom.

Sacrifice as Currency Progress costs something. WooHoo, skills, cheats, they all have a price.

Power Through Secrecy Your rise is hidden. Clients fund your foundation. The world above doesn’t see you, yet.

Generational Echoes The Founder’s pain becomes the Heir’s lesson. What kind of legacy do you leave when you start in chains?

Moral Ambiguity This challenge doesn’t ask for goodness. It asks for survival. And survival isn’t always kind.

GENRE TAGS

Dystopian Survival

Dark Legacy

Psychological Endurance

Morally Grey Protagonist

Control-Based Gameplay

NSFW Systems and Narratives (Optional)

TONE

Gritty: Even plumbing is a luxury in early phases.

Oppressive → Empowering: With each sacrifice, the tone shifts toward strength.

Legacy-Defining: The rules aren't just obstacles, they shape your Sim and the future they create.

This Isn’t Just a Challenge.

It’s a system. A structure. A ritual of legacy, built from silence and shame.

When the light comes, it won't be because you found it. It'll be because you built it.

[moonlitfalls]

mt. komorebi sightseer - explorer ✓ - eat food at the festival of snow, light or youth 🌸 - take a selfie with the mt. komorebi mascot 🌸 - collect a simmi by popping open a simmi capsule - swim for 1 hour in wakaba’s river

[gerbits]

never have I ever had a sim who made friends with the monster under their bed.

until now.

[bloomingkyras]

Unexpected surprise.

transcript under the cut.

On the line: I got the Lot for the Restaurant and I'll be back home soon.Miss u, Honey.

Rosé: I thought u gonna wait until u got the documents.. Miss u more.

On the line: no. they gonna email me

[someone knock the door]

Rosé: Babe, I think someone come to my apartment. Update me when u home.Bye.

Rosé: I'm coming..

Rose was so shock knowing that her boyfriend Zane, was infront her apartment door. And excitedly hugging him.

Rosé: Babe!! I though u gonna come home next week .

Zane: Surprise! I just arrive and I miss u. So, I stop by before back to Tomarang.

Zane: I have another surprise for u..

Rosé: Not again..

Zane: Ur favorite flower, Miss Rose.

Rosé: Aww..u don't have to..

Rosé: But, thank you.

Zane: Most welcome.

Rosé: I love u

Zane: me too..

[disguisedchaos]

AU April CAS Challenge by @honeysylvan 🌥

Day 19: Mermaid 🧜🏽‍♀️

Thanks to the talented cc-creators ♡♡

@tekri @northernsiberiawinds @sims3melancholic @eunosims @isaiahillustrates @chewybutterfly @dansimsfantasy @goppolsme @crypticsim @pyxiidis @cosimetic @strangegrapefruit @ssspringroll @okruee @kijiko-sims @nesurii @ancenth @angophorasims @igorstory @lady-moriel

[basementlineage]

Terms of Survival

You don’t begin with freedom. You begin with obedience.

The Basement Lineage is not built on chance. It’s built on control, tight, intentional, and absolute. These rules aren’t suggestions. They are the structure holding up your descent, the terms your Sim must agree to before they take their first breath in the dark.

They will tell you what cannot be done. What cannot be earned without cost. They are the locks on every door, the weight in every room, the reason no one escapes unchanged.

These ten rules govern the challenge from the very first day to the final generation. You may not bend them. You may not bypass them. And unless a phase explicitly lifts a restriction.

You are still bound by it.

No Cheats Without Sacrifice Money, needs, skills, and aspiration cheats are forbidden unless a phase unlocks them and they are paid for with a Simoleon sacrifice.

🕰️ Aging is On. Death is Permanent. Lifespan must be set to Long. If your founder fails or dies, the next heir continues where they left off, no restarts.

💰 Income Must Follow Phase Rules and Be Routed Through SNB The founder may only earn income using methods explicitly allowed by their current phase. ❌ No unauthorized gigs, crafting, sales, careers, or passive income. All earnings must be routed through SimNational Bank (SNB) accounts: -> College/House Fund: 40% -> Sacrifice Account: 30% -> Main Account: 30% (for spending only)

🧍‍♀️ The Founder is Fully Controlled The founder may not form relationships except through client-based or phase-permitted exchanges. Autonomy must remain OFF.

📚 Skills Are Locked by Phase No skill may be learned unless explicitly unlocked by your current phase. Passive skill gain also counts as a violation.

🛏️ Live Below. No Upstairs Access Until Earned. No sleeping, cooking, hygiene, or activity is allowed above ground. All furniture and objects must be earned and placed in the basement only. No new builds above ground unless permitted.

🚪 You May Not Leave the Lot The founder may never travel off-lot. The only allowed exception is stepping outside the front door to check mail.

🔞 WooHoo is Limited by Phase and Sacrifice Until clients are unlocked: - WooHoo is forbidden unless it clears a Sex Addict moodlet - Or a §1,000 Simoleon sacrifice is paid to the Sacrifice Account After clients are unlocked: - WooHoo is only allowed once per phase via SimDa > One Night Stand - That interaction may begin a client conversion ❌ Romance, dating, and emotional relationships remain forbidden unless unlocked

👤 Clients Must Be Controlled and Contained Clients must be acquired via TimTab ✅ May enter the basement only ❌ May not move in, stay overnight, or enter the main house ⚠️ If a client enters the upstairs: the founder must return to the basement for one full season

🧷 If the Phase Doesn’t Say Yes, It’s Still No All restrictions remain active unless explicitly lifted by a phase. If you're not sure whether something’s allowed, it isn’t.

☕ You’re Allowed to Enjoy the Descent This challenge is meant to be brutal, messy, and weirdly cathartic. Build with flair, play with intention, and twist your legacy into something uniquely yours. Power may cost everything, but you’re still allowed to have fun paying the price.

[plasma-tree]

The @herzblau "Emotions" Challenge~

Create a Sim of your choice, whether male, female, or non-binary. It can be an ordinary Sim or an occult one. Let your creativity run wild!The only requirement is that your Sim must be adorable and reflect one of the following emotions: happy - sad - angry - jealous - shy - loving - anxious - nervous - flirty - curious - adventurous - neutral - bored - confident - inspired - lonely - content

Bruto The Butcher

love me like you mean it please, please, please

[cliddlesim]

🌿 Simmers!! It’s finally here. 🌿 After three years of mod meltdowns, corrupted saves, and crying over dead heirs… I’m beyond proud (and emotionally unstable) to finally share:

🕯️ The Lumenline Legacy Challenge 🕯️ A 10-generation storytelling legacy packed with: — ✦ Deep lore and tangled bloodlines — ✦ Complex, morally messy characters — ✦ Optional events, drama arcs, and generational objectives — ✦ Magic, trauma, spicy romance, betrayal, healing, and grief — ✦ ...and yes, a fox probably dies somewhere. I’m sorry.

I’ve poured my entire soul into this — and maybe like 100GB of mods — and it would mean the world if you read it, played it, and screamed into the void with me.

🔞 18+ ONLY — this challenge goes dark. Like emotional sunken crypt dark. (Themes include: trauma, grief, loss, emotional abuse, generational curses, found family, and occasional smooching.)

🧷 Please read everything before diving in. I left no tragic stone unturned.

🖤 Tag me if you play! (CliddleSim on TikTok + Tumblr) I will cry. I will scream. I will reblog every cursed screenshot.

Let the legacy begin. 🌙

[quirkyenby]

So I was surprised that there hasn't been a Baldur's Gate Sims 4 Legacy Challenge made yet, so I made one. This only includes the BG3 companions and custom characters. You're welcome. Let me know if I forget a pack.

Required packs: Get to Work, Realm of Magic, Strangerville, Snowy Escape, High School Years, Cottage Living, Get Famous, Seasons, Get Together, Cats and Dogs, Discover University, Growing Together, Parenthood, Spa Day, City Living, Vampires, Werewolves (optional), Island Living (optional), and Romantic Garden Stuff (optional)

Generation 1: Laezel

Socially Awkward, Genius, Active

Start as an Alien; you are not allowed to disguise yourself

Complete the BodyBuilder aspiration

Reach max Fitness and Logic skill

Reach level 10 of the Military career, either branch

Become Woohoo Partners with a sim and achieve Best Friend status without any romance bar

Have at least one Science baby with your best friend (No Try for Baby or Adoption)

Generation 2: Wyll

Self-assured, Proper, Good

Complete the Social Butterfly childhood aspiration

Complete the Friend of the World aspiration

Complete the Diamond Agent career track

Reach max Charisma and Dance skills

Have a negative relationship with Lae'zel and leave the house as a Young Adult

Have one child with an Evil, Mean, or Jealous sim, who will be Karlach.

Achieve soulmate status with another sim and stay with them until you die.

Generation 3: Karlach

Goofball, Hot-headed, Self-assured

Complete the Rambunctious Scamp childhood aspiration

Join the Football Team and become Football Captain

Complete the Joke Star aspiration

You must reach the Comedian branch as a Young Adult, but quit for the Manual Laborer part-time job until your death

You must have at least one child with a friend or lover in your household

Die as an Adult having completed all requirements

Generation 4: Shadowheart

Gloomy, Noncommittal, Snob

Be raised by a sim that is not your surviving parent. You are not allowed to interact with your original parent until you become a Young Adult.

Complete Friend of the Animals aspiration

Max out the Pet Training and Mischief skills

Reach level 3 in the Criminal career, and then max out the Detective career

Own at least one barn and one chicken coop

Have at least one child

Optional: Have your child through the Wishing Well

Generation 5: Halsin

Love the Outdoors, Romantic, Animal Enthusiast

Become a Master Llamacorn Scout

Complete the Serial Romantic aspiration

Max out Gardening and Parenting OR Nectar-making skills

Reach level 10 in the Conservationist OR Gardener career

Have at least 5 children with all different sims, one of them a spellcaster (Gale)

Own at least two barns, one chicken coop, and one garden plot, including Shadowheart’s barn and coop

Optional: Become a Werewolf and master control of your wolf form. Woohoo in Wolf form at least once.

Generation 6: Gale

Ambitious, Bookworm, Good

Must be born a spellcaster

Complete the Creative Genius or Whiz Kid Childhood Aspiration

Join the Chess team as a Teen and become Chess Team Captain

Become an A Student in Grade School and High School

Max out Research and Debate and Cooking skills

Go to the Magic Realm as a teenager and train with a spellcaster. Have a romantic relationship and break up with that spellcaster as a Young Adult.

After the breakup, perform the Rite of Dissolution. (RP that this was forced.)

Complete a University degree

Max out the Professor career track and have at least one non-spellcaster child with a different sim

Optional: Become a Spellcaster again after completing your studies and reach Virtuoso rank before your death

Generation 7: Astarion

Paranoid, Kleptomaniac, Unflirty

Complete the Slumber Party Animal childhood aspiration

Join the Drama Club and become a Junior Artiste as a Teen

Join the Law career and reach level 5

Seduce 10 sims and lure them to Straud’s mansion, turning at least 5 of them into vampires. You can only control Straud to turn sims; otherwise, you must primarily control Astarion. You cannot have a job and can only leave the mansion to pursue victims as long as Straud lives.

Be turned into a vampire by Straud as a Young Adult and move into his household

Make at least 3 friends

Kill Straud in your lifetime and take over his mansion

Achieve soulmate status with a non-vampire

Max out Vampire Lore and Mischief skills

Have at least one child

Cure yourself of vampirism OR turn your soulmate into a vampire

This generation can overlap into Generations 8 + 9, but must be completed before Generation 10

Generation 8: Minthara

Self-absorbed, Evil, Ambitious

Can be a vampire or human, but must identify as a woman

Finish the Mind and Body Childhood Aspiration

Join the Cheer Captain activity as a teen

Max out Fitness and Charisma skills

Complete the Leader of the Pack aspiration

Only women can be members of your group

Reach level 10 of the Business career, either branch

Have at least 5 enemies

Have at least one child

Generation 9: Dark Urge

Erratic, High-Maintenance, Gloomy

Complete the Public Enemy aspiration, then the Friend of the World aspiration

Max out Mischief and Wellness skills

Make 5 enemies, then repair all the relationships to Friendship level

Reach level 10 of any career

Have at least 1 child

Generation 10: Tav the Bard

Cheerful, Good, Creative

Complete the Artistic Prodigy Childhood Aspiration

Complete a University degree

Complete the Bestselling Author Aspiration

Reach level 10 in the Acting career

Max out Guitar (Lute) and Singing skills

Write 9 novels that correspond with each previous generation

[thestressedsimmer]

The first few nights after her "divine encounter" (as the princess called it) were difficult. She sometimes would wake to utter darkness and then scream, startling the other two sisters awake.

While Joan and Mary assumed it was nightmares, they weren't quite correct. While her not sleeping through the night might be from nightmares, the screaming was from the pitch blackness. For some reason, she found it intolerable now.

As she was trying to get ready for bed, she found herself staring at the candlelight. She was expected to blow it out soon, after she got in her nightgown, and the thought had her weak in the knees.

"Emma?" Came a voice from behind her, a hand laying on her shoulder. She would recognize it anywhere; it was Joan.

She couldn't bring herself to speak to her right now, she just made a soft noise of greeting so Joan knew she heard her and wasn't ignoring her.

Turning her around, Joan cupped Emma's face and tried to get her to look at her. She could see that she looked ashamed.

"What's the matter?"

"Nothing."

"No, no, no." Joan said, kneeling in front of Emma. "You tell me what is bothering you right now."

There was a long moment of silence. It was hard not to be ashamed of being afraid of the dark like a small child when she is grown and married to the church. "I do not want to blow out the candle."

"Oh. Is that all?"

"No, Joan. You don't understand. I'm terrified to blow out the candle. When I wake up to darkness, I feel as if I am suffocating. I cannot bear it."

"Listen to me." Joan's tone was firm as she cupped Emma's face. "There is nothing to be ashamed off."

"Yes, there --"

"Even if what happened was a gift from the Watcher, everyone knows that it is called fear of the Watcher for a reason. You are afraid. We all expected it. Please don't hide what's bothering you."

"I didn't mean to keep secrets."

"I know, my darling." Joan said, kissing her head. "From now on, we can leave a candle on at night. It can go in between our beds so it doesn't bother Princess Mary."

"Thank you."

"Don't thank me, it's the least I can do to make you feel safe."

[orbitsuns]

[serene-simmer]

Day 9 of #BHMCAS Challenge: Dark Academia

My favourite aesthetic & one of my favourite books

[lelebsims]

🌑✨ Meet Nyx Shadowglade ✨🌑

#SpookyCasChallenge Day 11 - Dark Fairy

Welcome back to the mystical world of my Halloween series! 🌙🧚‍♀️ I’m excited to introduce the eleventh character in this enchanting journey: Nyx Shadowglade.

Nyx Shadowglade is no ordinary fairy. Emerging from the depths of the darkest forests, she embodies the mysterious and magical essence of the night. With her ethereal wings and an aura of shadowy enchantment, Nyx captivates all who dare to enter her realm. 🕯️

Her story is one of ancient magic and hidden secrets. As a guardian of the shadowy glades, Nyx wields powerful spells and commands the forces of nature. Her presence is both alluring and intimidating, a blend of beauty and darkness that leaves a lasting impression.

Stay tuned for more characters and tales as we delve deeper into this spellbinding series. 🌑✨

[happydazedonut]

Nyxa: “Don’t pretend you care. You’ve watched the coral bleach and said nothing.”

Iona:“You speak without wisdom. You act without permission. You threaten the balance we protect.”

Nyxa:“Balance? Or silence? Sounds like you've confused submission for peace. Or maybe you're just too ancient to tell the difference.”

Iona:“How dare you speak to me in such a tone! “Have you lost your mind?”

Nyxa: “I’m done pretending respect for a council that does nothing.” Mua Pel’am is dying while the Originals hoard stories and trade favors with tourists. Where are the reef frogs? The tiger sharks? The sea shells we used to sing into?

Sulani is fading, and you’re all too busy keeping appearances to care.

Index | Previous | Next

[disguisedchaos]

AU April CAS Challenge by @honeysylvan 🌥

Day 20: Video Game

POV: You're playing a new game and happen upon a cutscene with a mysterious lady. Of course, you think she's only really there to look beautiful. What you don't know .. She's the final boss, and you're gonna die trying to defeat her .. multiple times ♡

Thanks to the amazing cc-creators ♡

@obscurus-sims @saruin @northernsiberiawinds @eunosims @chewybutterfly @strangegrapefruit @ssspringroll @xurbansimsx @berrynooboos @crypticsim @pyxiidis @ashwwa @sunivaa @igorstory @j3lly-fish @okruee @sims3melancholic @joshseoh @1-800-cuupid @cazhan

Inactive/Retired: ZouYou & MSQSIMS

[basementlineage]

🌿 THE ROOT MAP

Every legacy has roots. These are mine.

This challenge doesn’t start with a story. It starts with silence. With a basement. With rules.

You don’t climb unless something holds you down first. This map is that weight, the foundation beneath the legacy you’re about to build. Every page is a rung, a rule, a warning. Each one shapes how your Sims suffer, survive, and maybe ascend.

Follow them in order. Break them only if the phases say you can.

🪓 Pages will unlock as they’re posted. Some are buried deeper than others. Some were meant to stay buried.

🧱 GETTING STARTED

➤ The Challenge Overview -> What this is, why it exists, and what descent really means

➤ Challenge Type -> What kind of challenge this is and how it blends legacy, survival, narrative, and mod-based systems.

➤ Start Here -> Your entry point and elevator down. (Coming Soon)

➤ Sim Setup -> Build the founder who starts it all. (Coming Soon)

➤ Lot Setup -> Carve the basement they’ll live and die in. (Coming Soon)

➤ Terms of Survival (Rules) -> The eleven laws that bind this challenge.

➤ Required Mods -> The tools you’ll need to make the dark work. (Coming Soon)

🌀 PHASE PROGRESSION

➤ Phases & Progression -> Your challenge structure and the path forward. (Coming Soon)

 • Phase 1 – Isolation begins here.  • Phase 2 – Obedience is demanded.  • Phase 3 – Work is survival.  • Phase 4 – Intimacy carries weight.  • Phase 5 – Community without connection.  • Phase 6 – Identity fractures.  • Phase 7 – Hope becomes dangerous.  • Phase 8 – Memory turns weapon.  • Phase 9 – Repetition is control.  • Phase 10 – The system breaks down.  • Phase 11 – What’s left is legacy, or ruin.

💸 MECHANICS & SYSTEMS

➤ Sacrifices -> What you must give up to move forward. (Coming Soon)

➤ Token System -> How progress is measured in pain. ➤ SMB Bank System → The structure that controls Simoleons, sacrifice, and legacy. ➤Skill Unlock System → The structure that governs growth, permission, and control.

➤ Required Mods -> The tools that make the basement function. (Coming Soon)

➤ Quick Reference Guide -> What you unlock, when, and at what cost. (Coming Soon)

➤ FAQ -> The questions players ask before the walls start whispering. (Coming Soon)

✒️ LORE & COMMUNITY

➤ Challenge Lore -> Fragments of memory, myth, and manipulation.

➤Theme & Tone -> From isolation to inheritance, exploring the emotional arc, tone, and genre elements behind the challenge.

➤ Sharing & Documentation -> Show us your descent or study someone else’s. (Coming Soon)

➤ Credits -> The ones who helped dig the basement. (Coming Soon)

📌 This map updates as the basement expands. Some roots deepen. Some rot. Some drag you with them.

⚠️ WARNING:

This is a dark and twisty challenge designed for mature players. Not recommended for anyone under 18.