Free Assassin Games on Steam
Steam currently has 552 Assassin games available to download and play. Explore our list of the best free games ranked by popularity and ratings. Data for this list is calculated from reviews and player counts reported directly by Steam and will be updated in real-time. Free Assassin game rankings were last updated on 1/19/2026.
Looking for more? Explore other lists such as:
- Best assassin games on Steam
- Best assassin Steam Deck games
- Best assassin Steam games for Mac OS
- Best assassin Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. War Robots
War Robots is an online third-person 6v6 PvP shooter—we’re talking dozens of combat robots, hundreds of weapons combinations, and heated clan battles.
War Robots holds the #1 spot for "best free Assassin game on Steam" with a Player Score of 60. Its score was calculated by analyzing a total of 28,819 reviews on Steam. This breaks down to a total of 17,321 positive reviews and 11,498 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 4/4/2018 |
| Franchise | MY.GAMES |
| Developers | |
| Publishers | |
| Steam App Id | 767560 |
2. Atlantica Europe
Atlantica Europe is a free-to-play (F2P) massive multiplayer online role-playing game (MMORPG), with a tactical combat system. Venture out in to the world of Atlantis where you'll find otherworldly monsters, amazing gear, and even more battle-hardened adventurers like yourself.
Atlantica Europe has achieved a Player Score of 62, placing it in the #2 spot for the best free Assassin games. Its score was calculated by analyzing a total of 220 reviews on Steam. This breaks down to a total of 143 positive reviews and 77 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Atlantica Europe on the Steam Deck.
| Release Date | 5/20/2021 |
| Franchise | VALOFE / VFUN |
| Developers | |
| Publisher | VALOFE |
| Steam App Id | 1563940 |
3. Midas Gold Plus - Idle Clicker
Discover Midas Gold Plus, an engaging idle clicker set in a mythical world! Harness King Midas' golden touch, build a legendary city, and unlock powerful champions. Master unique gameplay styles, explore pet battles, and conquer rival cities. Delve into this ancient tycoon adventure today!
Midas Gold Plus - Idle Clicker has achieved a Player Score of 82, placing it in the #3 spot for the best free Assassin games. Its score was calculated by analyzing a total of 1,766 reviews on Steam. This breaks down to a total of 1,511 positive reviews and 255 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Midas Gold Plus - Idle Clicker on the Steam Deck (though some functionality may be limited).
| Release Date | 2/1/2017 |
| Developer | Holyday Studios |
| Publisher | Holyday Studios |
| Steam App Id | 557400 |
4. Crystal Maidens: Unleashed
A twisted wizard has corrupted the Maidens and their land. It’s up to you to summon your own harem of stunning waifus, fight back against the dark forces, and liberate them in this lewd RPG adventure. Let your desires get unleashed!
Crystal Maidens: Unleashed has achieved a Player Score of 62, placing it in the #4 spot for the best free Assassin games. Its score was calculated by analyzing a total of 83 reviews on Steam. This breaks down to a total of 55 positive reviews and 28 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Crystal Maidens: Unleashed on the Steam Deck.
| Release Date | 9/11/2025 |
| Developer | Athelan Games |
| Publisher | Nutaku Publishing |
| Steam App Id | 2223850 |
5. The Happyhills Homicide
Welcome to Happyhills, the town where you can indulge your deepest desires, make your wildest dreams come true, and slaughter anyone in your path. In this case, all three of these are the same. Welcome the citizens of Happyhills in your way!
The Happyhills Homicide has achieved a Player Score of 91, placing it in the #5 spot for the best free Assassin games. Its score was calculated by analyzing a total of 1,703 reviews on Steam. This breaks down to a total of 1,624 positive reviews and 79 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play The Happyhills Homicide on the Steam Deck (though some functionality may be limited).
| Release Date | 11/5/2024 |
| Developer | Copperbolt |
| Publisher | Copperbolt |
| Steam App Id | 3278760 |
6. Tales Beyond The Tomb - Pineville Night Stalker
After her mother's unexpected death, Megan receives a call about a mysterious inheritance awaiting her in the town of Pineville. With her work friend, Lenny, she embarks on a journey that should be simple, but quickly turns into a web of danger and deception.
Tales Beyond The Tomb - Pineville Night Stalker has achieved a Player Score of 78, placing it in the #6 spot for the best free Assassin games. Its score was calculated by analyzing a total of 556 reviews on Steam. This breaks down to a total of 459 positive reviews and 97 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Tales Beyond The Tomb - Pineville Night Stalker on the Steam Deck (though some functionality may be limited).
7. Twilight Wars
A team based top-down shooter game. Pick up weapons and fight enemies with allies. Mission-based storyline leads you into this fantasy world.
Twilight Wars has achieved a Player Score of 77, placing it in the #7 spot for the best free Assassin games. Its score was calculated by analyzing a total of 139 reviews on Steam. This breaks down to a total of 118 positive reviews and 21 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
8. Evil Mansion
Evil Mansion is a first-person 3D Werewolf game with real-time voice chat. The game has a variety of occupations (such as security, doctors, detectives).and the vote system is not for vote out player, but for mark the position of the player with the most votes.
Evil Mansion has achieved a Player Score of 70, placing it in the #8 spot for the best free Assassin games. Its score was calculated by analyzing a total of 155 reviews on Steam. This breaks down to a total of 118 positive reviews and 37 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 3/27/2021 |
| Developer | Ceeeb Studio |
| Publisher | Ceeeb Studio |
| Steam App Id | 1518190 |
9. Altered Algorithm
Altered Algorithm is an action-thriller VR experience blending the craft of film and games in a new way. In this story-driven game set in a futuristic 1983 LA, your playground will be detective work, head-to-head combat, and the ability to DYNAMICALLY interact with full motion video characters.
Altered Algorithm has achieved a Player Score of 65, placing it in the #9 spot for the best free Assassin games. Its score was calculated by analyzing a total of 13 reviews on Steam. This breaks down to a total of 10 positive reviews and 3 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run Altered Algorithm on the Steam Deck.
| Release Date | 4/19/2024 |
| Developers | |
| Publisher | Parable Worlds |
| Steam App Id | 2261930 |
10. Covert Commando
Wishlist our upcoming title Rebel! ** https://store.steampowered.com/app/2496160/Rebel/ ** Similar to Covert commando but heaps more fun! Covert commando is a no frills rogue ultra-lite top down dual stick looter shooter.
Covert Commando has achieved a Player Score of 65, placing it in the #10 spot for the best free Assassin games. Its score was calculated by analyzing a total of 13 reviews on Steam. This breaks down to a total of 10 positive reviews and 3 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 12/25/2020 |
| Developers | |
| Publishers | |
| Steam App Id | 1387200 |
More Free Assassin Games
Explore even more rankings for the 61 best free Assassin games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 1,664 | 4/4/2018 | 60 | Free | Steam Charts | |
| 76 | 5/20/2021 | 62 | Free | Steam Charts | |
| 27 | 2/1/2017 | 82 | Free | Steam Charts | |
| 26 | 9/11/2025 | 62 | Free | Steam Charts | |
| 23 | 11/5/2024 | 91 | Free | Steam Charts | |
| 6 | 11/20/2024 | 78 | Free | Steam Charts | |
| 3 | 10/29/2024 | 77 | Free | Steam Charts | |
| 2 | 3/27/2021 | 70 | Free | Steam Charts | |
| 1 | 4/19/2024 | 65 | Free | Steam Charts | |
| 1 | 12/25/2020 | 65 | Free | Steam Charts | |
 | 1 | 1/20/2022 | 72 | Free | Steam Charts | |
 | 1 | 5/27/2022 | 57 | Free | Steam Charts | |
 | 1 | 12/31/2025 | 71 | Free | Steam Charts | |
 | 1 | 2/4/2022 | 66 | Free | Steam Charts | |
 | 1 | 2/28/2022 | 77 | Free | Steam Charts | |
 | 1 | 11/18/2021 | 77 | Free | Steam Charts | |
 | 1 | 9/15/2021 | 70 | Free | Steam Charts | |
 | 1 | 11/26/2021 | 73 | Free | Steam Charts | |
 | 1 | 12/31/2024 | 50 | Free | Steam Charts | |
 | 1 | 7/27/2023 | 71 | Free | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Player counts and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.
- Valve Corporation. (2026, January 19). Steam Store. Steam Store.
- Valve Corporation. (2026, January 19). War Robots on Steam. Steam Store.
- Valve Corporation. (2026, January 21). Atlantica Europe on Steam. Steam Store.
- Valve Corporation. (2025, December 3). Midas Gold Plus - Idle Clicker on Steam. Steam Store.
- Valve Corporation. (2026, January 19). Crystal Maidens: Unleashed on Steam. Steam Store.
- Valve Corporation. (2026, January 9). The Happyhills Homicide on Steam. Steam Store.
- Valve Corporation. (2025, December 28). Tales Beyond The Tomb - Pineville Night Stalker on Steam. Steam Store.
- Valve Corporation. (2025, November 30). Twilight Wars on Steam. Steam Store.
- Valve Corporation. (2025, November 17). Evil Mansion on Steam. Steam Store.
- Valve Corporation. (2026, January 20). Altered Algorithm on Steam. Steam Store.
- Valve Corporation. (2025, November 13). Covert Commando on Steam. Steam Store.