Games like Peeking at the peak
Games like Peeking at the peak include BlazBlue Entropy Effect, Skul: The Hero Slayer, Katana ZERO, Anomaly Agent, and Hollow Knight. We matched them by the tags players give Peeking at the peak on Steam (Action, 2D Fighter, Platformer, Action Roguelike, and 2D Platformer): closest matches first, and among equally close ones the better-known games.

BlazBlue Entropy Effect
Shared: Action · Action Roguelike · Platformer

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

Katana ZERO
Shared: Action · Platformer · 2D Platformer

Anomaly Agent
Shared: 2D Platformer · Action Roguelike · Platformer

Hollow Knight
Shared: Platformer · 2D · Difficult

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

Brawlhalla
Shared: 2D Fighter · 2D Platformer · Platformer

SANABI
Shared: Action · 2D Platformer · 2D

Rogue Legacy
Shared: Platformer · Action · Action Roguelike

Spiritfall
Shared: 2D Fighter · Action Roguelike · 2D Platformer

20XX
Shared: Action · Platformer · Action Roguelike

Celeste
Shared: Platformer · 2D Platformer · Difficult

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

Spelunky
Shared: Platformer · Action Roguelike · 2D

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

Downwell
Shared: Action Roguelike · Platformer · Action

Noita
Shared: Physics · 2D · Difficult

Pizza Tower
Shared: 2D Platformer · Platformer · Action

Geometry Dash
Shared: 2D · Difficult · Platformer

Dungreed
Shared: Action Roguelike · Action · 2D

Webbed
Shared: 2D Platformer · Platformer · Physics

Dead Cells
Shared: Action Roguelike · 2D · Platformer

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

SHINOBI: Art of Vengeance
Shared: Action · Platformer · 2D Platformer