Games like Polar Star
Games like Polar Star include Buckshot Roulette, Inscryption, UFO 50, Moncage, and Monument Valley 2. We matched them by the tags players give Polar Star on Steam (Strategy, Dark, 3D, Puzzle, and Indie): closest matches first, and among equally close ones the better-known games.

Buckshot Roulette
Shared: Dark · Strategy · Gambling

Inscryption
Shared: Dark · Puzzle · Strategy

UFO 50
Shared: Indie · Strategy · Action

Moncage
Shared: Puzzle · Indie · Casual

Monument Valley 2
Shared: Strategy · Puzzle · Casual

CloverPit
Shared: Strategy · Gambling · 3D

Liars Bar
Shared: Casual · Indie · 3D

Children of the Sun
Shared: Strategy · Action · Puzzle

LIMBO
Shared: Puzzle · Dark · Indie

Mini Motorways
Shared: Strategy · Puzzle · Casual

Nubby's Number Factory
Shared: Strategy · Indie · Arcade

Bills Must Be Paid
Shared: Strategy · Indie · Gambling

Waveform
Shared: Puzzle · Indie · Strategy

Mini Metro
Shared: Strategy · Puzzle · Indie

Papers, Please
Shared: Indie · Puzzle · Pixel Graphics

Gunpoint
Shared: Puzzle · Indie · Strategy

Zuma Deluxe
Shared: Puzzle · Strategy · Casual

Pony Island
Shared: Puzzle · Indie · Dark

Zup! S
Shared: Puzzle · Indie · Casual

The Escapists
Shared: Strategy · Indie · Pixel Graphics

Bloons TD 6
Shared: Strategy · 3D · Casual

Slots & Daggers
Shared: Strategy · Casual · Gambling

Baba Is You
Shared: Puzzle · Indie · Pixel Graphics

Megabonk
Shared: Indie · 3D · Action