Games like Bubblecore: Survivors
Games like Bubblecore: Survivors include Vampire Survivors, Astro Prospector, Megabonk, The King is Watching, and Thronefall. We matched them by the tags players give Bubblecore: Survivors on Steam (Action, Roguelike, Simulation, Auto Battler, and Casual): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Roguelike · Bullet Hell · Action

Astro Prospector
Shared: Roguelike · Casual · Incremental

Megabonk
Shared: Roguelike · Action · Bullet Hell

The King is Watching
Shared: Roguelike · Tower Defense · Fantasy

Thronefall
Shared: Action · Tower Defense · City Builder

Skul: The Hero Slayer
Shared: Action · Roguelike · Indie

Hades II
Shared: Action · Roguelike · Roguelite

Dome Keeper
Shared: Roguelike · Action · Tower Defense

Atomicrops
Shared: Action · Roguelike · Bullet Hell

Death Must Die
Shared: Action · Roguelike · Bullet Hell

BALL x PIT
Shared: Action · Roguelike · Bullet Hell

Hades
Shared: Action · Roguelike · Roguelite

Noobs Want to Live
Shared: Roguelike · Action · Casual

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

Book of Yog Idle RPG
Shared: Simulation · Auto Battler · Casual

Russian Life Simulator
Shared: Simulation · Action · Incremental

Samawa Idle
Shared: Auto Battler · Roguelike · Tower Defense

Banana
Shared: Casual · Simulation · Incremental

Void Miner – Incremental Asteroids Roguelite
Shared: Simulation · Roguelike · Incremental

Rogue Legacy
Shared: Roguelike · Action · Indie

DR LIVESEY ROM AND DEATH EDITION
Shared: Action · Roguelike · Spectacle fighter

Noita
Shared: Roguelike · Action · Simulation

Firestone – Idle Clicker Online RPG
Shared: Auto Battler · Incremental · Action

Super Fantasy Kingdom
Shared: Roguelike · Auto Battler · Fantasy