Games like That Dam Level redux
Games like That Dam Level redux include Celeste, The Binding of Isaac: Rebirth, Hollow Knight: Silksong, Pizza Tower, and Shovel Knight: Treasure Trove. We matched them by the tags players give That Dam Level redux on Steam (Action, Indie, Crafting, 2D, and Retro): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Indie · 2D · Singleplayer

The Binding of Isaac: Rebirth
Shared: Indie · Replay Value · Singleplayer

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

Pizza Tower
Shared: Indie · Cartoony · Action

Shovel Knight: Treasure Trove
Shared: Indie · Retro · Action

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

Hollow Knight
Shared: Indie · 2D · Singleplayer

Freedom Planet
Shared: Action · Indie · 2D

Super Meat Boy
Shared: Indie · 2D · Singleplayer

Hotline Miami
Shared: Action · Indie · Retro

Cuphead
Shared: 2D · Indie · Difficult

SANABI
Shared: Action · Indie · 2D

Katana ZERO
Shared: Action · Indie · 2D

The Escapists
Shared: Crafting · 2D · Indie

The Messenger
Shared: Retro · 2D · Indie

Hotline Miami 2: Wrong Number
Shared: Action · Indie · Retro

Gato Roboto
Shared: Indie · Action · 2D

Bloodstained: Curse of the Moon
Shared: Action · Retro · 2D

Geometry Dash
Shared: 2D · Singleplayer · Difficult

Undertale
Shared: Indie · Singleplayer · 2D

Out There Somewhere
Shared: Indie · 2D · Action

Jump King
Shared: Indie · Action · 2D

Terraria
Shared: 2D · Crafting · Indie

BlazBlue Entropy Effect
Shared: Action · 2D · Replay Value