Games like PYTHIAN
Games like PYTHIAN include Phasmophobia, Beat Saber, PowerWash Simulator, Garry's Mod, and Bodycam. We matched them by the tags players give PYTHIAN on Steam (Casual, Immersive Sim, Rhythm, Interactive Fiction, and Multiplayer): closest matches first, and among equally close ones the better-known games.
Phasmophobia
Shared: VR · Multiplayer · First-Person
Beat Saber
Shared: VR · Rhythm · Multiplayer
PowerWash Simulator
Shared: Casual · Multiplayer · Simulation
Garry's Mod
Shared: Multiplayer · Casual · First-Person
Bodycam
Shared: Multiplayer · VR · First-Person
House Flipper
Shared: Multiplayer · Casual · Simulation
War Thunder
Shared: VR · Action · Simulation
Gorilla Tag
Shared: VR · Multiplayer · First-Person
Liars Bar
Shared: Casual · Multiplayer · First-Person
Who's Your Daddy?!
Shared: Multiplayer · First-Person · Casual
Fishing Planet
Shared: Multiplayer · Simulation · VR
Elite Dangerous
Shared: VR · Multiplayer · Simulation
STAR WARS™: Squadrons
Shared: VR · Multiplayer · Action
Pavlov
Shared: VR · Multiplayer · Action
DJMAX RESPECT V
Shared: Casual · Rhythm · Multiplayer
Contractors
Shared: VR · Action · Multiplayer
Chained Together
Shared: Casual · Multiplayer · Action-Adventure
Prison Escape Simulator: Dig Out
Shared: Casual · Multiplayer · Simulation
FPV Kamikaze Drone
Shared: Action · Simulation · First-Person
Hand Simulator
Shared: VR · Multiplayer · Simulation
Escape Simulator
Shared: Multiplayer · First-Person · Casual
CarX Drift Racing Online
Shared: Multiplayer · Simulation · VR
Supermarket Simulator
Shared: Multiplayer · Simulation · Immersive Sim
PowerWash Simulator 2
Shared: Casual · Multiplayer · Simulation