Single-player games like Sumerian Six
Below are 14 single-player Steam games similar to Sumerian Six, 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 Sumerian Six page.
Ranked picks
- 1
Shadow Gambit: The Cursed Crew
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Strategy with Sumerian Six.
Assemble your crew and set sail on an infamous ghost ship to sneak, stab, and spellcast your way through the Inquisition in this non-linear stealth strategy game. Chart a course, develop uncanny abilities, and use unconventional tactics to find a powerful pirate artifact!
- 2
Shadow Tactics: Blades of the Shogun
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Strategy with Sumerian Six.
Shadow Tactics is a hardcore tactical stealth game set in Japan around the Edo period. A new Shogun seizes power over Japan and enforces nationwide peace. In his battle against conspiracy and rebellion, he recruits five specialists with extraordinary skills for assassination, sabotage and espionage.
- 3
Commandos: Origins
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Strategy with Sumerian Six.
ALARM! You have been selected for a mission which will shape the fate of the entire world. Witness the very beginning of the legendary elite WWII force in Commandos: Origins. The long-awaited sequel to the Commandos series brings you right back to the foundation of the real-time tactics genre.
- 4
Partisans 1941
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Strategy with Sumerian Six.
Partisans 1941 is a real-time tactics game with stealth elements, set on the eastern front of WW II. As an army commander behind enemy lines you gather a group of Partisans to wage guerilla warfare against the German occupants.
- 5
Eriksholm: The Stolen Dream
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Action and Strategy with Sumerian Six.
Experience an isometric, narrative-driven stealth game and join Hanna’s adventure in the vibrant city of Eriksholm. The mysterious disappearance of her brother, Herman, ignites a chain of catastrophic events that will forever change their lives and the fate of the entire city.
- 6
Desperados: Wanted Dead or Alive
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Action and Strategy with Sumerian Six.
"Desperados: Wanted Dead or Alive" is the first strategy game ever to combine a movie-based and story-driven atmosphere of an adventure game with the intellectual challenge of a real time tactic game.In this western-style title, discover a game of strategy and tactics played out in exceptional real time.
- 7
War Mongrels
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Action and Strategy with Sumerian Six.
War Mongrels is an isometric real-time tactics game that takes place on the eastern front of World War II. Dynamic and tactical gameplay with stealth elements, tightly packed into a dark, fascinating story! Play on your own or in online co-op (PC).
- 8
63 Days
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Action and Strategy with Sumerian Six.
Coming of age as a part of the first generation born free, WWII stripped me of my family, home, and future. Now I'm left with only one choice: to get my revenge and independence, or die trying. The odds are against us: will our tactics, stealth and teamwork be enough?
- 9
Miasma Chronicles
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Action and Strategy with Sumerian Six.
From the creators of Mutant Year Zero: Road to Eden comes a beautifully crafted tactical adventure you won’t forget. Embark on a quest across a post-apocalyptic wasteland torn apart by a savage force known only as the ‘Miasma’.
- 10
Shadow Tactics: Aiko's Choice
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Strategy with Sumerian Six.
Aiko's Choice is the anticipated standalone expansion to the acclaimed stealth strategy game Shadow Tactics. Set in Edo Japan, you take control of the skillful kunoichi adept Aiko and her deadly assassin friends to hunt down the ghosts of her past.
- 11
Desperados III
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Strategy with Sumerian Six.
Desperados III is a story-driven, hardcore tactical stealth game, set in a ruthless Wild West scenario. Play smart if you want to succeed. A good plan can make the difference between survival and finding yourself at the business end of a pistol.
- 12
Showgunners
Single-player alternative to Sumerian Six — playable solo, no multiplayer required.
As a contestant on a high stakes reality game show of the future, you must survive a dangerous urban environment packed with traps, confounding puzzles, and heavily armed psychopaths. Turn-based combat in hand crafted levels, built for entertainment.
- 13
MINOS
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Action and Strategy with Sumerian Six.
Minos is a maze-building roguelite where you, the fabled Minotaur, must defend your sanctuary from bloodthirsty adventurers. Design and re-design deadly labyrinths, set traps, and turn every brave fool into your next victim.
- 14
MINOS: Home A-Labyrinth
Single-player alternative to Sumerian Six — playable solo, no multiplayer required. Shares Action and Strategy with Sumerian Six.
A free MINOS spin-off inspired by everyone's favorite holiday film. Build festive traps, defend a snow-covered home from clumsy intruders, and unleash winter-grade mischief in this legally distinct seasonal homage.