Games like Pancho's Mission
Games like Pancho's Mission include Skul: The Hero Slayer, Shovel Knight: Treasure Trove, SANABI, Dust: An Elysian Tail, and Broforce. We matched them by the tags players give Pancho's Mission on Steam (Adventure, Action, Platformer, Side Scroller, and 2D): closest matches first, and among equally close ones the better-known games.

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

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

SANABI
Shared: Action · Adventure · Pixel Graphics

Dust: An Elysian Tail
Shared: Action · Platformer · Adventure

Broforce
Shared: Action · 2D · Platformer

Gato Roboto
Shared: Action · Adventure · 2D

Rogue Legacy
Shared: Platformer · Action · 2D

Celeste
Shared: Platformer · Pixel Graphics · Indie

Hollow Knight
Shared: Platformer · 2D · Adventure

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

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

Bloodstained: Curse of the Moon
Shared: Action · Platformer · Pixel Graphics

Monster Boy and the Cursed Kingdom
Shared: Adventure · Action · Platformer

MO:Astray
Shared: Action · Adventure · Platformer

Owlboy
Shared: Adventure · Platformer · Pixel Graphics

Dungeon Munchies
Shared: Action · Adventure · Pixel Graphics

Deadlight
Shared: Action · Platformer · Adventure

Dead Cells
Shared: Adventure · 2D · Pixel Graphics

Sonic Mania
Shared: Platformer · 2D · Adventure

Rayman® Legends
Shared: Adventure · Platformer · Action

ICEY
Shared: Action · Adventure · Side Scroller

Jump King
Shared: Adventure · Platformer · Action

Eastern Exorcist
Shared: Action · Adventure · Side Scroller

Phoenotopia: Awakening
Shared: Adventure · Action · Platformer