Games like Block Smash
Games like Block Smash include Vampire Survivors, A Dance of Fire and Ice, Skul: The Hero Slayer, Rogue Legacy 2, and Exit the Gungeon. We matched them by the tags players give Block Smash on Steam (Action, Arcade, 2D, Singleplayer, and Indie): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: 2D · Indie · Singleplayer

A Dance of Fire and Ice
Shared: Singleplayer · 2D · Arcade

Skul: The Hero Slayer
Shared: Action · Indie · 2D

Rogue Legacy 2
Shared: Arcade · Action · Indie

Exit the Gungeon
Shared: Arcade · Action · Indie

Timberman
Shared: Action · Indie · 2D

Streets of Rage 4
Shared: Action · 2D · Indie

One Finger Death Punch
Shared: Action · Indie · Singleplayer

LUFTRAUSERS
Shared: Arcade · Action · Indie

Rogue Legacy
Shared: Action · Indie · Singleplayer

Windowkill
Shared: Action · Arcade · Indie

Super Hexagon
Shared: Arcade · Indie · Singleplayer

Project Wingman
Shared: Action · Arcade · Indie

Geometry Dash
Shared: 2D · Singleplayer · Indie

Hollow Knight: Silksong
Shared: Indie · 2D · Singleplayer

Hollow Knight
Shared: 2D · Indie · Singleplayer

Dust: An Elysian Tail
Shared: Action · Indie · 2D

UFO 50
Shared: Action · Indie · 2D

SANABI
Shared: Action · Singleplayer · 2D

Kung Fury: Street Rage - Ultimate Edition
Shared: Arcade · Action · Indie

ICEY
Shared: Action · Indie · Singleplayer

Cyberhunt
Shared: Action · Indie · Arcade

Broforce
Shared: Action · 2D · Indie

One Finger Death Punch 2
Shared: Action · Indie · 2D