Single-player games like Panthalassa
Below are 8 single-player Steam games similar to Panthalassa, 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 Panthalassa page.
Ranked picks
- 1

Periphery Synthetic
Single-player alternative to Panthalassa — playable solo, no multiplayer required. Shares Adventure with Panthalassa.
Explore a planetary system, synthesize new abilities, and reveal its past. This interactive EP offers a chill and non-violent metroidvania experience across procedurally-generated musical playgrounds.
- 2

Sewer Rave
Single-player alternative to Panthalassa — playable solo, no multiplayer required. Shares Indie and Casual with Panthalassa.
Exactly what it says on the tin. Sewer Rave is a game about exploring a rat infested Rave in a Sewer. There are creatures to talk to, items to collect, fights to get into, and jams to listen to. Explore, discover secrets, and writhe.
- 3

Lazarus A.D. 2222
Single-player alternative to Panthalassa — playable solo, no multiplayer required. Shares Indie and Adventure with Panthalassa.
The final part of the Sons of Welder game series, set in a dystopian universe, which uniquely combines games from the Magnus series. A game that you can experience on two levels. Hand-drawn motion comics. A metaphorical journey into oneself. A mystical experience with a touch of good humor.
- 4

You know my name?
Single-player alternative to Panthalassa — playable solo, no multiplayer required. Shares Indie and Adventure with Panthalassa.
A short visual novel about finding your name and a girl in the fog.
- 5

Great God Grove
Single-player alternative to Panthalassa — playable solo, no multiplayer required. Shares Indie and Adventure with Panthalassa.
THE WORLD IS ENDING AND THE GODS ARE SQUABBLING! Suck up and launch dialogue in a world of puzzles, puppets, and weird gods… or THE RIFT WILL CONSUME US ALL!
- 6

Papetura
Single-player alternative to Panthalassa — playable solo, no multiplayer required. Shares Indie and Adventure with Panthalassa.
Papetura is a short atmospheric adventure game, with unique world handmade entirely out of paper, and beautiful fragile music. It tells the story of two little creatures whose house is in danger of being burned down.
- 7

Strange Antiquities
Single-player alternative to Panthalassa — playable solo, no multiplayer required. Shares Indie and Adventure with Panthalassa.
Become the custodian of a store dealing in occult antiquities. Explore the quaint and gloomy town of Undermere, where strange goings-on and dark mysteries abound. Find and identify arcane artefacts, use your collection to aid the townsfolk with their unusual problems — and remember to pet your cat!
- 8

Slay the Princess — The Pristine Cut
Single-player alternative to Panthalassa — playable solo, no multiplayer required. Shares Indie and Adventure with Panthalassa.
You're here to slay the princess. Don't believe her lies.