Games like Let's go
Games like Let's go include SANABI, Balatro, Katana ZERO, UFO 50, and Pizza Tower. We matched them by the tags players give Let's go on Steam (Action, Software, Card Game, 2D Platformer, and 2D): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Action · 2D Platformer · 2D

Balatro
Shared: Card Game · Strategy · Singleplayer

Katana ZERO
Shared: Action · 2D Platformer · 2D

UFO 50
Shared: Action · 2D · Indie

Pizza Tower
Shared: 2D Platformer · Indie · Action

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

Hotline Miami
Shared: Action · Indie · 1980s

The Escapists
Shared: Action · 2D · Strategy

ANTONBLAST
Shared: Action · 2D Platformer · 2D

Slay the Spire
Shared: Card Game · Strategy · Singleplayer

Slay the Spire 2
Shared: Card Game · Strategy · Indie

Gravity Circuit
Shared: Action · 2D · 2D Platformer

Kingdom Rush - Tower Defense
Shared: 2D · Action · Strategy

Super Meat Boy
Shared: 2D Platformer · 2D · Indie

ShellShock Live
Shared: Action · 2D · Strategy

Gunpoint
Shared: 2D · Action · Indie

Door Kickers: Action Squad
Shared: 2D Platformer · Action · 2D

Library Of Ruina
Shared: Card Game · Strategy · Singleplayer

Door Kickers
Shared: Action · Strategy · 2D

Have a Nice Death
Shared: Action · 2D · 2D Platformer

Vampire Crawlers: The Turbo Wildcard from Vampire Survivors
Shared: Action · Card Game · Strategy

Celeste
Shared: 2D Platformer · Indie · 2D

KovaaK's
Shared: Action · Indie · Software

GemCraft - Chasing Shadows
Shared: Action · Strategy · Indie