Games like Christmas Smash
Games like Christmas Smash include Brotato, The Binding of Isaac: Rebirth, Enter the Gungeon, Megabonk, and BALL x PIT. We matched them by the tags players give Christmas Smash on Steam (Survival, Action Roguelike, Roguelike, Top-Down Shooter, and Dark): closest matches first, and among equally close ones the better-known games.

Brotato
Shared: Roguelike · Action Roguelike · Survival

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Roguelike · Dark

Enter the Gungeon
Shared: Action Roguelike · Roguelike · Local Co-Op

Megabonk
Shared: Action Roguelike · Roguelike · Survival

BALL x PIT
Shared: Roguelike · Action Roguelike · Arcade

Vampire Survivors
Shared: Action Roguelike · Roguelike · Pixel Graphics

Voidigo
Shared: Action Roguelike · Roguelike · Top-Down Shooter

Nuclear Throne
Shared: Action Roguelike · Roguelike · Top-Down Shooter

20 Minutes Till Dawn
Shared: Action Roguelike · Survival · Top-Down Shooter

Dead Cells
Shared: Roguelike · Action Roguelike · Adventure

Hero Siege
Shared: Action Roguelike · Roguelike · Hack and Slash

Wizard of Legend
Shared: Action Roguelike · Roguelike · Local Co-Op

Death Road to Canada
Shared: Action Roguelike · Survival · Roguelike

Halls of Torment
Shared: Action Roguelike · Roguelike · Arcade

The Binding of Isaac
Shared: Action Roguelike · Roguelike · Dark

Children of Morta
Shared: Roguelike · Action Roguelike · Hack and Slash

Risk of Rain 2
Shared: Action Roguelike · Roguelike · Co-op

Blazing Beaks
Shared: Action Roguelike · Roguelike · Top-Down Shooter

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

Relic Hunters Zero: Remix
Shared: Action Roguelike · Top-Down Shooter · Co-op

Hades
Shared: Action Roguelike · Roguelike · Hack and Slash

Streets of Rogue
Shared: Action Roguelike · Roguelike · Pixel Graphics

Pathogenic
Shared: Roguelike · Top-Down Shooter · Action Roguelike

Risk of Rain (2013)
Shared: Action Roguelike · Roguelike · Indie