Games like Core Defense
Games like Core Defense include Balatro, Slay the Spire, FTL: Faster Than Light, The Binding of Isaac: Rebirth, and Slay the Spire 2. We matched them by the tags players give Core Defense on Steam (Tower Defense, Difficult, Replay Value, Deckbuilding, and Minimalist): closest matches first, and among equally close ones the better-known games.

Balatro
Shared: Deckbuilding · Roguelike · Replay Value

Slay the Spire
Shared: Deckbuilding · Roguelike · Replay Value

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

The Binding of Isaac: Rebirth
Shared: Replay Value · Difficult · Roguelike

Slay the Spire 2
Shared: Deckbuilding · Roguelike · Strategy

The Binding of Isaac
Shared: Replay Value · Difficult · Roguelike

Bloons TD 6
Shared: Tower Defense · Strategy · Casual

Plants vs. Zombies GOTY Edition
Shared: Tower Defense · Casual · Strategy

Rogue Tower
Shared: Tower Defense · Casual · Roguelike

Ratropolis
Shared: Deckbuilding · 2D · Replay Value

Kingdom Rush Frontiers - Tower Defense
Shared: Tower Defense · Difficult · Strategy

Kingdom Rush Origins - Tower Defense
Shared: Tower Defense · Difficult · Strategy

Game Dev Tycoon
Shared: Casual · Strategy · Replay Value

Plague Inc: Evolved
Shared: Strategy · Replay Value · Casual

Wall World
Shared: Tower Defense · Difficult · Roguelike

Kingdom Rush - Tower Defense
Shared: Tower Defense · Strategy · Casual

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

Spelunky
Shared: Difficult · Roguelike · Replay Value

RACCOIN: Coin Pusher Roguelike
Shared: Deckbuilding · Roguelike · Strategy

Backpack Hero
Shared: Replay Value · Deckbuilding · Roguelike

Dungeon of the ENDLESS™
Shared: Tower Defense · Roguelike · Strategy

9 Kings
Shared: Strategy · Deckbuilding · Roguelike

Peglin
Shared: Deckbuilding · Roguelike · Strategy

Dungeons & Degenerate Gamblers
Shared: Deckbuilding · Roguelike · Strategy