Games like Pepo
Games like Pepo include SANABI, Katana ZERO, Hollow Knight, Deadlight, and Pizza Tower. We matched them by the tags players give Pepo on Steam (2D Platformer, Action, PvE, Shooter, and Platformer): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Action · 2D Platformer · 2D

Katana ZERO
Shared: Action · 2D Platformer · Platformer

Hollow Knight
Shared: Platformer · 2D · Indie

Deadlight
Shared: Action · Platformer · Post-apocalyptic

Pizza Tower
Shared: 2D Platformer · Platformer · Indie

Rain World
Shared: Atmospheric · Platformer · 2D

LIMBO
Shared: Platformer · Indie · 2D

Broforce
Shared: Action · 2D · Platformer

Celeste
Shared: 2D Platformer · Platformer · Indie

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

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

METRO Last Light Redux
Shared: Action · Post-apocalyptic · Atmospheric

ARC Raiders
Shared: PvE · Shooter · Post-apocalyptic

METRO 2033 Redux
Shared: Action · Post-apocalyptic · Atmospheric

My Friend Pedro
Shared: Action · Shooter · Indie

Fallout 4
Shared: Post-apocalyptic · Shooter · Action

BlazBlue Entropy Effect
Shared: Action · 2D · Platformer

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

Metro Exodus
Shared: Post-apocalyptic · Action · Atmospheric

HELLDIVERS™ 2
Shared: PvE · Action · Shooter

Gravity Circuit
Shared: Action · Platformer · 2D Platformer

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

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

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