Games like Shotgun Chicken
Games like Shotgun Chicken include Celeste, Super Meat Boy, SANABI, Webbed, and Rain World. We matched them by the tags players give Shotgun Chicken on Steam (Precision Platformer, Platformer, 2D Platformer, Adventure, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Pixel Graphics · Platformer

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

SANABI
Shared: Pixel Graphics · 2D Platformer · Adventure

Webbed
Shared: 2D Platformer · Pixel Graphics · Cute

Rain World
Shared: Platformer · Pixel Graphics · Survival

VVVVVV
Shared: Precision Platformer · Platformer · Pixel Graphics

Downwell
Shared: Precision Platformer · Platformer · Pixel Graphics

Jump King
Shared: Precision Platformer · Platformer · Pixel Graphics

Terraria
Shared: Pixel Graphics · Adventure · 2D

Katana ZERO
Shared: Pixel Graphics · Platformer · 2D Platformer

Pizza Tower
Shared: 2D Platformer · Platformer · Pixel Graphics

The End Is Nigh
Shared: Precision Platformer · Platformer · Adventure

Bread & Fred
Shared: Pixel Graphics · 2D Platformer · Cute

Sonic Origins
Shared: 2D Platformer · Adventure · Platformer

Hollow Knight
Shared: Platformer · 2D · Adventure

Shovel Knight: Treasure Trove
Shared: Platformer · Pixel Graphics · Adventure

Owlboy
Shared: Platformer · Adventure · Pixel Graphics

Dead Cells
Shared: Adventure · Pixel Graphics · 2D

Skul: The Hero Slayer
Shared: Pixel Graphics · Platformer · 2D

Broforce
Shared: Pixel Graphics · Platformer · 2D

Windswept
Shared: Platformer · 2D Platformer · Precision Platformer

Lost Ruins
Shared: Pixel Graphics · Platformer · Cute

Ambidextro
Shared: Precision Platformer · 2D Platformer · Pixel Graphics

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