Single-player games like PhantomZone SemiDeus
Below are 9 single-player Steam games similar to PhantomZone SemiDeus, 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 PhantomZone SemiDeus page.
Ranked picks
- 1

Shinjuku Anomaly
Single-player alternative to PhantomZone SemiDeus — playable solo, no multiplayer required. Shares Adventure with PhantomZone SemiDeus.
You have a part-time job taking photos of anomalies in the night in Shinjuku.
- 2

Mortadelo y Filemón: Terror, Espanto y Pavor
Single-player alternative to PhantomZone SemiDeus — playable solo, no multiplayer required. Shares Adventure with PhantomZone SemiDeus.
Mort and Phil travel to the world of horror cinema in this adventure, thanks to Dr. Bacterio (of course!).
- 3

ODEN
Single-player alternative to PhantomZone SemiDeus — playable solo, no multiplayer required. Shares Adventure with PhantomZone SemiDeus.
ODEN: Divine Destiny in a Steaming Bowl - Serve Japanese soul food with mystical powers at your midnight oden cart. Choose the perfect ingredients to heal broken lives in this heartwarming journey.
- 4

Mongolian Death Worm Capture Department Activity Record
Single-player alternative to PhantomZone SemiDeus — playable solo, no multiplayer required. Shares Adventure with PhantomZone SemiDeus.
I arrived in the land of Mongolia to capture the Mongolian Death Worm. To capture my beloved Mongolian Death Worm and save our Mongolian Death Worm Capture Department from extinction. ◆Game Introduction This is a visual novel style visual novel game. The estimated playing time is about 1 hour.
- 5

ファントムゾーン クリプトファシア
Single-player alternative to PhantomZone SemiDeus — playable solo, no multiplayer required. Shares Adventure with PhantomZone SemiDeus.
The future is just a toe away, where supernatural phenomena are frequent. Two identical twins, Akihito and Fuyuto Shirahane. They are caught up in a strange phenomenon in Yomori City, a town where various legends swirl around them.
- 6

ROAD59 A Yakuza’s Last Stand
Single-player alternative to PhantomZone SemiDeus — playable solo, no multiplayer required. Shares Adventure with PhantomZone SemiDeus.
Born as the heir to a crime syndicate, yet longing for an ordinary and peaceful life, the kind-hearted protagonist fights desperately to protect their loved ones. Set against a backdrop of towering skyscrapers, this visual novel weaves together the lives of 23 characters in a modern-day legend.
- 7

Mediterranea Inferno
Single-player alternative to PhantomZone SemiDeus — playable solo, no multiplayer required. Shares Adventure with PhantomZone SemiDeus.
Explore the inner demons of three childhood friends on a summer retreat. Unearth secrets, fears and obsessions as you help them reconnect and rediscover themselves. A mature and treacherous visual novel from the creator of Milky Way Prince – The Vampire Star.
- 8

The Wolf Among Us
Single-player alternative to PhantomZone SemiDeus — playable solo, no multiplayer required. Shares Adventure with PhantomZone SemiDeus.
From the makers of the 2012 Game of the Year: The Walking Dead, comes a thriller based on the award-winning Fables comic books. As Bigby Wolf you will discover that a brutal, bloody murder is just a taste of things to come in a game series where your every decision can have enormous consequences.
- 9

PhantomZone labyrinthos ファントムゾーン・ラビュリントス
Single-player alternative to PhantomZone SemiDeus — playable solo, no multiplayer required. Shares Adventure with PhantomZone SemiDeus.
”The nightmare that never allows waking lasts forever.” You wake up from bed and a girl appears before you. She calls herself “Entourfe,” a management support android. The stage is a strange facility, and you will explore the inside of the strange facility with her. ......