Games like The Nightmare Cooperative
Games like The Nightmare Cooperative include Slay the Spire 2, Into the Breach, Slay the Spire, For The King, and Balatro. We matched them by the tags players give The Nightmare Cooperative on Steam (Strategy, Indie, Roguelike, Turn-Based, and Puzzle): closest matches first, and among equally close ones the better-known games.

Slay the Spire 2
Shared: Roguelike · Strategy · Co-op

Into the Breach
Shared: Strategy · Indie · Roguelike

Slay the Spire
Shared: Roguelike · Strategy · Turn-Based

For The King
Shared: Strategy · Roguelike · Turn-Based

Balatro
Shared: Roguelike · Strategy · Indie

FTL: Faster Than Light
Shared: Strategy · Roguelike · Indie

Dungeon of the ENDLESS™
Shared: Strategy · Roguelike · Indie

Stoneshard
Shared: Roguelike · Strategy · Turn-Based

The Legend of Bum-Bo
Shared: Indie · Strategy · Puzzle

Darkest Dungeon®
Shared: Roguelike · Turn-Based · Strategy

Dicey Dungeons
Shared: Roguelike · Indie · Strategy

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

Jupiter Hell
Shared: Roguelike · Strategy · Turn-Based

HELLCARD
Shared: Roguelike · Co-op · Strategy

Inscryption
Shared: Roguelike · Puzzle · Strategy

Renowned Explorers: International Society
Shared: Strategy · Turn-Based · Indie

Backpack Battles
Shared: Strategy · Roguelike · Indie

Sid Meier's Civilization® V
Shared: Strategy · Turn-Based · Co-op

The Binding of Isaac: Rebirth
Shared: Indie · Roguelike · Co-op

Divinity: Original Sin (Classic)
Shared: Turn-Based · Strategy · Co-op

Iratus: Lord of the Dead
Shared: Strategy · Indie · Roguelike

DETOUR
Shared: Strategy · Indie · Puzzle

Othercide
Shared: Strategy · Indie · Turn-Based

Gunfire Reborn
Shared: Roguelike · Indie · Co-op