Single-player games like Green Mist over Portland
Below are 9 single-player Steam games similar to Green Mist over Portland, 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 Green Mist over Portland page.
Ranked picks
- 1
Chicken Police: Into the HIVE!
Single-player alternative to Green Mist over Portland — playable solo, no multiplayer required. Shares Adventure and Simulation with Green Mist over Portland.
A wild tale of conspiracy, loss, friendship, and... chickens?! Two rooster detectives are about to venture into the insect underworld to uncover a worldwide conspiracy, while also battling their inherent demons in this animal noir adventure satire.
- 2
The Shell Part III: Paradiso
Single-player alternative to Green Mist over Portland — playable solo, no multiplayer required. Shares Adventure and Simulation with Green Mist over Portland.
The coiling chains of obsession that began with The Shell now threaten to strangle Detective Reiji Tokisaka in the third and final entry in the trilogy. As old friends and foes rise up for one last confrontation, can anyone break the cycle—and can Reiji's heart ever be set free?
- 3
The Posthumous Investigation
Single-player alternative to Green Mist over Portland — playable solo, no multiplayer required. Shares Indie and Adventure with Green Mist over Portland.
A dead man hired you to solve his own murder. You have one day. Fourteen suspects. And as many attempts as it takes. A hand-drawn noir mystery set in 1937 Rio de Janeiro, where every suspect has a life, a schedule, and something to hide.
- 4
Agatha Christie - The ABC Murders
Single-player alternative to Green Mist over Portland — playable solo, no multiplayer required. Shares Adventure with Green Mist over Portland.
The ABC Murders is an adventure and investigation game adapted from the classic Agatha Christie novel. You are the famous private detective Hercule Poirot and, once again, you find yourself up against a mysterious serial killer who goes by the name of "ABC".
- 5
Still Life
Single-player alternative to Green Mist over Portland — playable solo, no multiplayer required. Shares Adventure with Green Mist over Portland.
Still Life 2 also now available!
- 6
The Darkest Files
Single-player alternative to Green Mist over Portland — playable solo, no multiplayer required. Shares Indie and Adventure with Green Mist over Portland.
Germany, 1956. The war is over, but justice is not served. Former Nazis walk free, while their victims lie in unmarked graves. As a prosecutor, you'll unearth long-buried evidence, confront witnesses and hunt down perpetrators. Will you have the courage to bring these "ordinary men" to court?
- 7
The Operator
Single-player alternative to Green Mist over Portland — playable solo, no multiplayer required. Shares Indie and Adventure with Green Mist over Portland.
Welcome to the FDI. As our newest Operator, your role is to use your detective skills to assist our field agents and investigate mysterious crimes. Use cutting-edge FDI software to dig for clues, solve puzzles, and uncover the truth.
- 8
Sherlock Holmes: Crimes and Punishments
Single-player alternative to Green Mist over Portland — playable solo, no multiplayer required. Shares Adventure with Green Mist over Portland.
Become the most celebrated detective of all time: Sherlock Holmes! Use your impressive talents as a detective to solve six thrilling and varied cases: murders, missing persons, spectacular thefts and numerous investigations that sometimes lead you into the realms of the fantastic.
- 9
The Red Pearls Of Borneo
Single-player alternative to Green Mist over Portland — playable solo, no multiplayer required. Shares Indie and Adventure with Green Mist over Portland.
A detective noir puzzle deduction game. Explore a non-linear timeline as a clairvoyant investigator in 1941 Borneo. Jump between time and locations to uncover motives and discover what truly happened in the Goodwill tobacco plantation that fateful night on the eve of the WW2 Japanese invasion.