Single-player games like Siege of Treboulain
Below are 18 single-player Steam games similar to Siege of Treboulain, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Siege of Treboulain page.
Ranked picks
- 1

Battlemage: Magic by Mail
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Action and Indie with Siege of Treboulain.
Will you defend your kingdom with forbidden magic, or backstab the crown? Win tournaments, kiss a prince/princess, or just seize power for yourself!
- 2

DnD Adventure: Rogue's Choice
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and Adventure with Siege of Treboulain.
With debts to pay to the underworld, you need to make a lot of coin fast! Perhaps worse, you're wanted by the King's men for desertion. Survival is your first priority...
- 3

Atlantis Academy
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and Adventure with Siege of Treboulain.
Can you and your friends master the ocean's magic and save your school? Dance, fight, and flirt with the other sea nymphs, selkies, and sirens!
- 4

Spire, Surge, and Sea
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Action and Indie with Siege of Treboulain.
The King lies. Your memories are a weapon. In humanity's last city, floating in a worldwide seascape, will you fight for truth or defend the crown? A 380,000-word text-based interactive post-apocalyptic science fantasy novel.
- 5

The Dragon and the Djinn
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Action and Indie with Siege of Treboulain.
You hold a djinn in a bottle. Make a wish! Will you slay the dragon, or overthrow the emir? Or will you free the djinn, and accept the consequences?
- 6

A Crown of Sorcery and Steel
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and Adventure with Siege of Treboulain.
Swing a sword, delve dungeons, and lead a resistance against the tyrannical queen of a war-torn fantasy realm. Will you unite the realm and end the queen’s reign of terror... or join her and rule by her side?
- 7

Arcadie: Second-Born
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and Adventure with Siege of Treboulain.
In this interactive tale of love and war, be the force of reason that your kingdom needs, or perpetuate its reputation as a force of destruction. Find love and weave friendships, or cast it all away for the sake of retribution.
- 8

Werewolf: The Apocalypse — The Book of Hungry Names
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and Adventure with Siege of Treboulain.
Save the living earth with Rage and spirit! Can your shattered werewolf pack defeat a Wyrm Spirit that manifests as a lie that you want to believe?
- 9

The Witcher 3: Wild Hunt
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares RPG with Siege of Treboulain.
You are Geralt of Rivia, mercenary monster slayer. Before you stands a war-torn, monster-infested continent you can explore at will. Your current contract? Tracking down Ciri — the Child of Prophecy, a living weapon that can alter the shape of the world.
- 10

Baldur's Gate: Enhanced Edition
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Adventure and RPG with Siege of Treboulain.
The classic adventure returns! Baldur’s Gate: Enhanced Edition includes the original Baldur’s Gate adventure, the Tales of the Sword Coast expansion, and all-new content including three new party members.
- 11

Grand Theft Auto V Legacy
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Action and Adventure with Siege of Treboulain.
Grand Theft Auto V for PC offers players the option to explore the award-winning world of Los Santos and Blaine County in resolutions of up to 4k and beyond, as well as the chance to experience the game running at 60 frames per second.
- 12

Choice of Robots
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and RPG with Siege of Treboulain.
Your robots will change the world! Will you show them the true meaning of love, or conquer Alaska with your robot army? A 300,000-word epic interactive sci-fi novel.
- 13

Vampire: The Masquerade — Night Road
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and Adventure with Siege of Treboulain.
The elders have entrusted you, an elite vampire courier, to deliver their secrets. Can you outrun the hunters, the other drivers, and the rising sun?
- 14

Heroes Rise: The Prodigy
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and RPG with Siege of Treboulain.
Do you have what it takes to become a legendary Powered hero? "Heroes Rise" is an epic interactive novel where your choices control the story. The game is entirely text-based--without graphics or sound effects--and fueled by the vast, unstoppable power of your imagination. How high will you rise?
- 15

Choice of the Deathless
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and RPG with Siege of Treboulain.
Battle demons and undead attorneys, and win souls to pay back your student loans! At the elite demonic-law firm of Varkath Nebuchadnezzar Stone, you'll depose a fallen god, find romance, and maybe even make partner, if you don't lose your own soul first.
- 16

Vampire: The Masquerade — Parliament of Knives
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and Adventure with Siege of Treboulain.
Dominate undead politics through cunning and violence! Will a missing Prince give you the opening to betray your sire and seize power?
- 17

Vampire: The Masquerade — Out for Blood
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and Adventure with Siege of Treboulain.
Gather your allies to hunt the vampires that terrorize your town! Study their ways and exploit their rivalries, or you'll become a vampire yourself.
- 18

Heroes Rise: The Hero Project
Single-player alternative to Siege of Treboulain — playable solo, no multiplayer required. Shares Indie and RPG with Siege of Treboulain.
The sequel to "Heroes Rise: The Prodigy." It's America's #1 reality show for heroes! As a contestant on "The Hero Project," you'll battle villains and heroes alike with your newly discovered "Infini" powers.