Games like Thermonuclear
Games like Thermonuclear include Vampire Survivors, Enter the Gungeon, BALL x PIT, Nuclear Throne, and Darkest Dungeon® II. We matched them by the tags players give Thermonuclear on Steam (Turn-Based Tactics, Bullet Hell, Roguelite, Perma Death, and Difficult): closest matches first, and among equally close ones the better-known games.
Vampire Survivors
Shared: Bullet Hell · Roguelite · 2D
Enter the Gungeon
Shared: Bullet Hell · Difficult · Roguelike
BALL x PIT
Shared: Roguelite · Bullet Hell · Arcade
Nuclear Throne
Shared: Bullet Hell · Difficult · Roguelite
Darkest Dungeon® II
Shared: Turn-Based Tactics · Roguelite · Perma Death
Into the Breach
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy
Mewgenics
Shared: Turn-Based Tactics · Roguelite · Turn-Based Strategy
Invisible, Inc.
Shared: Turn-Based Tactics · Difficult · Roguelite
Monster Train
Shared: Roguelite · Turn-Based Tactics · Turn-Based Strategy
Halls of Torment
Shared: Bullet Hell · Roguelite · Roguelike
FTL: Faster Than Light
Shared: Roguelike · Perma Death · Difficult
Nova Drift
Shared: Bullet Hell · Roguelite · Arcade
LONESTAR
Shared: Turn-Based Tactics · Roguelike · Turn-Based Strategy
Wildfrost
Shared: Turn-Based Tactics · Difficult · Roguelite
Megabonk
Shared: Roguelite · Bullet Hell · Roguelike
Star of Providence
Shared: Bullet Hell · Roguelite · Difficult
The Last Spell
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy
Noita
Shared: Difficult · Roguelike · Perma Death
Bit Blaster XL
Shared: Bullet Hell · Difficult · Shooter
StarVaders
Shared: Turn-Based Tactics · Roguelite · Difficult
Othercide
Shared: Turn-Based Tactics · Roguelite · Strategy
Brutal Orchestra
Shared: Roguelite · Turn-Based Tactics · Perma Death
Pathogenic
Shared: Bullet Hell · Roguelike · Difficult
Darkest Dungeon®
Shared: Difficult · Roguelike · Perma Death