Games like BLACKFROST: The Long Dark 2
Games like BLACKFROST: The Long Dark 2 include Schedule I, Barotrauma, Raft, PAYDAY 2, and Lethal Company. We matched them by genre: closest matches first, and among equally close ones the better-known games.

Schedule I
Shared: Co-op · Single-player · Simulation

Barotrauma
Shared: Co-op · Single-player · Multi-player

Raft
Shared: Co-op · Single-player · Multi-player

PAYDAY 2
Shared: Co-op · Single-player · Multi-player

Lethal Company
Shared: Co-op · Single-player · Multi-player

PEAK
Shared: Co-op · Single-player · Multi-player

Bloons TD 6
Shared: Co-op · Single-player · Multi-player

Sons Of The Forest
Shared: Co-op · Single-player · Multi-player

Slay the Spire 2
Shared: Co-op · Single-player · Multi-player

Orcs Must Die! 2
Shared: Co-op · Single-player · Multi-player

Left 4 Dead 2
Shared: Co-op · Single-player · Multi-player

Don't Starve Together
Shared: Co-op · Single-player · Multi-player

The Outlast Trials
Shared: Co-op · Single-player · Multi-player

Empyrion - Galactic Survival
Shared: Co-op · Single-player · Simulation

Chained Together
Shared: Co-op · Single-player · Multi-player

Warhammer: Vermintide 2
Shared: Co-op · Single-player · Multi-player

War Thunder
Shared: Single-player · Multi-player · Co-op

Farming Simulator 22
Shared: Co-op · Single-player · Simulation

The Forest
Shared: Single-player · Multi-player · Co-op

Arma 3
Shared: Co-op · Single-player · Multi-player

How to Fish
Shared: Co-op · Single-player · Multi-player

Risk of Rain 2
Shared: Co-op · Single-player · Multi-player

Door Kickers
Shared: Co-op · Single-player · Multi-player

Orcs Must Die! 3
Shared: Co-op · Single-player · Multi-player