Games like Nighthaven Bloodlines
Games like Nighthaven Bloodlines include Balatro, Slay the Spire, Slay the Spire 2, Dicey Dungeons, and Dungeons & Degenerate Gamblers. We matched them by the tags players give Nighthaven Bloodlines on Steam (Casual, Card Game, Roguelike, Card Battler, and Roguelike Deckbuilder): closest matches first, and among equally close ones the better-known games.

Balatro
Shared: Card Game · Roguelike · Roguelike Deckbuilder

Slay the Spire
Shared: Card Game · Roguelike Deckbuilder · Roguelike

Slay the Spire 2
Shared: Card Game · Roguelike · Roguelike Deckbuilder

Dicey Dungeons
Shared: Card Battler · Roguelike Deckbuilder · Roguelike

Dungeons & Degenerate Gamblers
Shared: Roguelike · Card Game · Roguelike Deckbuilder

Inscryption
Shared: Card Game · Card Battler · Roguelike

9 Kings
Shared: Roguelike · Card Game · Roguelike Deckbuilder

Die in the Dungeon
Shared: Roguelike · Card Game · Roguelike Deckbuilder

Monster Train
Shared: Card Game · Card Battler · Roguelite

Across the Obelisk
Shared: Casual · Card Game · Roguelike Deckbuilder

Wildfrost
Shared: Card Game · Card Battler · Roguelike Deckbuilder

Griftlands
Shared: Card Battler · Roguelite · Card Game

DICEOMANCER
Shared: Card Game · Card Battler · Roguelike Deckbuilder

Vampire Crawlers: The Turbo Wildcard from Vampire Survivors
Shared: Card Battler · Roguelike · Card Game

Ratropolis
Shared: Card Battler · 2D · Card Game

Breachway
Shared: Card Game · Roguelike · Roguelike Deckbuilder

Meme Mayhem
Shared: Card Game · Roguelike · Roguelike Deckbuilder

Astrea: Six-Sided Oracles
Shared: Card Game · Card Battler · Roguelike Deckbuilder

RACCOIN: Coin Pusher Roguelike
Shared: Roguelike · Casual · Roguelike Deckbuilder

My Card Is Better Than Your Card!
Shared: Card Game · Roguelike · Roguelike Deckbuilder

Black Jacket
Shared: Card Game · Roguelike · Roguelike Deckbuilder

Vampire Survivors
Shared: Roguelite · Casual · Roguelike

Roguebook
Shared: Card Game · Indie · Roguelike

Super Fantasy Kingdom
Shared: Roguelike · Card Game · Roguelite