Games like Bossfight Tactics
Games like Bossfight Tactics include Into the Breach, Shogun Showdown, Balatro, The Binding of Isaac: Rebirth, and Monster Train. We matched them by the tags players give Bossfight Tactics on Steam (Roguelike, Turn-Based Tactics, Pixel Graphics, Difficult, and Turn-Based Combat): closest matches first, and among equally close ones the better-known games.

Into the Breach
Shared: Pixel Graphics · Turn-Based Tactics · Turn-Based Strategy

Shogun Showdown
Shared: Roguelike · Pixel Graphics · Turn-Based Strategy

Balatro
Shared: Roguelike · Pixel Graphics · Roguelite

The Binding of Isaac: Rebirth
Shared: Roguelike · Difficult · Pixel Graphics

Monster Train
Shared: Turn-Based Tactics · Roguelike · Difficult

LONESTAR
Shared: Roguelike · Turn-Based Tactics · Turn-Based Strategy

The Last Spell
Shared: Turn-Based Tactics · Turn-Based Strategy · Turn-Based Combat

Stoneshard
Shared: Roguelike · Pixel Graphics · Procedural Generation

Slay the Spire 2
Shared: Roguelike · Turn-Based Combat · Difficult

XCOM: Enemy Unknown
Shared: Turn-Based Strategy · Tactical · Difficult

Slay the Spire
Shared: Roguelike · Difficult · Roguelite

Peglin
Shared: Roguelike · Pixel Graphics · Roguelite

Songs of Conquest
Shared: Turn-Based Tactics · Tactical · Turn-Based Combat

STAR WARS Zero Company™
Shared: Turn-Based Tactics · Turn-Based Strategy · Turn-Based Combat

Wildfrost
Shared: Turn-Based Tactics · Difficult · Roguelike

Darkest Dungeon®
Shared: Roguelike · Turn-Based Combat · Difficult

Loop Hero
Shared: Roguelike · Pixel Graphics · Tactical

Mewgenics
Shared: Turn-Based Tactics · Turn-Based Combat · Turn-Based Strategy

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

Alina of the Arena
Shared: Roguelike · Turn-Based Tactics · Pixel Graphics

Quasimorph
Shared: Turn-Based Combat · Roguelike · Turn-Based Strategy

Othercide
Shared: Turn-Based Tactics · Turn-Based Combat · Difficult

Darkest Dungeon® II
Shared: Turn-Based Tactics · Roguelike · Roguelite

Warriors of the Nile
Shared: Turn-Based Tactics · Turn-Based Combat · Roguelike