Single-player games like Phantom Thief Celianna
Below are 12 single-player Steam games similar to Phantom Thief Celianna, 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 Phantom Thief Celianna page.
Ranked picks
- 1

Seed of Evil
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
Seed of Evil is an epic adventure to uncover the secrets of the Water City, Somonden. Follow Anna as she explores the upper and lower parts of the city to uncover the truth of the defilement plaguing its inhabitants. You won't soon forget this amazing story filled with mystery, drama, and intrigue.
- 2

Leanna's Slice of Life
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
In a world where demons exist, Kain and Leanna live in a relatively peaceful village. The two eventually get married. However, due to the incessant demon attacks, Kain becomes careless and falls into a lot of debt. It'll be up to Leanna to help pay off Kain's debts in this Slice of Life RPG!
- 3

Treasure Hunter Claire
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
Treasure Hunter Claire is the story of the titular protagonist, Claire, and her adventure through the fabled land of Alstroemeria. What treasures and riches await her as she navigates the world?
- 4

Fallen ~Makina and the City of Ruins~
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
Fallen takes you on an adventure with Makina into the Ruins of Gardona. What fate awaits Makina and her friends on their travels as they descend further into the ruins? Find out in this JRPG classic!
- 5

Slave's Sword
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
Slave's Sword is the story of Luna, a former aristocratic knight of the Empire. Now living peacefully as a mercenary, she quickly becomes involved in a scandal that results in her enslavement. Can Luna recapture her freedom and escape from her predicament?
- 6

Brave Alchemist Colette
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
Colette has been living a happy life as an apprentice alchemist, but when a mysterious stranger pays her master Priscilla a visit, Priscilla sets out on a journey. With her master gone, it's up to Colette to inherit the workshop and help those in need while also embarking on adventures of her own!
- 7

President Yukino
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
President Yukino is a Slice of Life RPG brought to you in Native English and Chinese by Kagura Games and Acerola. Follow Yukino on her quest to go to the same graduate school as her boyfriend. Find out what mischief and shenanigans await her as she tries to power through part-time jobs and exams!
- 8

Slave's Sword 2
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
In Slave's Sword 2, Luna, a former aristocratic knight of the Empire, returns as the main character. Now having escaped and liberated the Free City, she once again finds herself in a terrible predicament. Will she be able to escape again? Find out in this sequel to Slave's Sword!
- 9

Tear and the Library of Labyrinths
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
The twin sisters Tear and Lumiere enjoy a happy life running their clinic. But when a demon abducts her sister, Tear must summon her courage to venture through worlds within magical tomes to bring her sister home safe.
- 10

Monica's Newlywed Life
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
Monica has married her childhood sweetheart and is now settling in the city with her new family. But it's going to take one million gold to buy her citizenship! Work odd jobs and fight monsters to make enough gold before time runs out!
- 11

Lilia: The Fallen Flower in the Prison City
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
Captured, imprisoned, and forced to work... Will you escape, or become another cog in the machine?
- 12

Demon Queen Melissa
Single-player alternative to Phantom Thief Celianna — playable solo, no multiplayer required. Shares Indie and RPG with Phantom Thief Celianna.
The previous Demon Lord was defeated by the hero, and his daughter took the throne. Although Melissa is said to surpass her father in strength, she is now seeking ways to coexist with humanity.