Single-player games like Assassin and Sister
Below are 16 single-player Steam games similar to Assassin and Sister, 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 Assassin and Sister page.
Ranked picks
- 1

Devil May Cry 5
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required. Shares Action with Assassin and Sister.
The ultimate Devil Hunter is back in style, in the game action fans have been waiting for.
- 2

Dispatch
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required. Shares Action with Assassin and Sister.
Dispatch is a superhero workplace comedy where choices matter. Manage a dysfunctional team of misfit heroes and strategize who to send to emergencies around the city, all while balancing office politics, personal relationships, and your own quest to become a hero. All episodes out now!
- 3

Bayonetta
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required. Shares Action with Assassin and Sister.
PlatinumGames’ universally acclaimed action masterpiece finally comes to PC. Experience the over-the-top stylish action in 60fps at unlocked HD resolutions. The definitive way to play: being bad never felt so good.
- 4

Outlast 2
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required. Shares Action with Assassin and Sister.
Outlast 2 introduces you to Sullivan Knoth and his followers, who left our wicked world behind to give birth to Temple Gate, a town, deep in the wilderness and hidden from civilization. Knoth and his flock are preparing for the tribulations of the end of times and you’re right in the thick of it.
- 5

Fate/EXTELLA LINK
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required. Shares Action with Assassin and Sister.
History, legend, and sci-fi collide in the latest chapter of the Fate/EXTRA saga! Join 26 Heroic Spirits from all across time as they hack and slash their way across the battlefields of SE.RA.PH, a digital realm for the last survivors of Earth.
- 6

Subverse
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required. Shares Action with Assassin and Sister.
A sexy new sci-fi parody where you command your own starship filled with the hottest babes in the galaxy, who are ready to bring your fantasies to life in fully animated love scenes!
- 7

Mass Effect™: Andromeda Deluxe Edition
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required. Shares Action with Assassin and Sister.
Return to the Mass Effect universe & lead the first humans in Andromeda on a desperate search for our new home.
- 8

Lost
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required. Shares Action with Assassin and Sister.
This is a casual intellectual game, accompanied by beautiful girls to find pictures of the same shape, get beautiful pictures and exercise your observation.
- 9

Monster
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required.
This is a casual Sokoban game. Players need to use the keyboard to control the female character to complete the task and move to the next level.
- 10

Tomb 盜墓
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required.
Tomb is an action/adventure game including exploration & discovery, platforming, and puzzle solving, fun fast-paced combat. At the core Tomb is a tight run & gun shooter that will test your skill, timing, reflexes. Building upon that solid arcade base, the game adds a ton of crazy weapons.
- 11

Monster 2
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required.
Although I had a good house, wealth, I had no girlfriend who could give me sexual comfort. But one night I felt very lucky when I found stray cat girls. After gaining their trust I had sexual pleasure with them. Grace and Lucy disliked it all at first but over time they both came closer to me.
- 12

Goblin
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required.
The land is full of adventurers. I sit around the Guild Hall, awaiting my next quest. There are always plenty, as there is no end to goblins, yet somehow, these past couple of days, it has been quiet. Every guild member is giving it their all in order to quell as many goblins as possible.
- 13

Monster 3
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required.
Monster 3 is a puzzle video game in which the player pushes boxes around in a warehouse, trying to get them to storage locations.
- 14

Detective Mikami
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required. Shares Action with Assassin and Sister.
The outbreak has hit the entire world like a truck. Yet, in some respects, the infestation of the population has affected Mikami and Hirano the most. That is because the two of them are so unlike one another yet they are stuck together, trying to live through this new, dangerous world.
- 15

NTR
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required.
Enter the world of Block Blast, where you have to use your brain with every step, and you can also watch the magic cube explode, which is super rewarding!
- 16

AV Actress's Magical Adventure
Single-player alternative to Assassin and Sister — playable solo, no multiplayer required.
Three years into my marriage with my wife, Ichika, I was working as a magazine editor, entrusted with projects with the renowned photographer, Mr. Oshima. During a meeting one day, Mr. Oshima said to me, "I need an amateur female model in her 30s. How about your wife?"