Games like Sloth Quest
Games like Sloth Quest include Hollow Knight, Super Meat Boy, SANABI, Katana ZERO, and Pizza Tower. We matched them by the tags players give Sloth Quest on Steam (2D Platformer, Physics, Platformer, Character Customization, and 2D): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · 2D · Singleplayer

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

SANABI
Shared: 2D Platformer · Action · 2D

Katana ZERO
Shared: Platformer · Action · 2D Platformer

Pizza Tower
Shared: 2D Platformer · Platformer · Indie

Celeste
Shared: 2D Platformer · Platformer · 2D

Webbed
Shared: 2D Platformer · Physics · Platformer

People Playground
Shared: Physics · 2D · Simulation

Rain World
Shared: Platformer · Atmospheric · 2D

Planet of Lana
Shared: 2D Platformer · Action · Platformer

Gravity Circuit
Shared: Platformer · Action · 2D Platformer

Mark of the Ninja
Shared: Platformer · 2D · Action

LIMBO
Shared: Platformer · 2D · Atmospheric

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

Geometry Dash
Shared: 2D · Platformer · Character Customization

BEEP
Shared: Platformer · Physics · 2D

Ori and the Will of the Wisps
Shared: Platformer · Action · Singleplayer

Noita
Shared: Physics · 2D · Indie

Rogue Legacy
Shared: Platformer · Action · 2D

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

ANTONBLAST
Shared: 2D Platformer · 2D · Action

20XX
Shared: Platformer · 2D Platformer · Action

Deadlight
Shared: Platformer · Action · Atmospheric

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