Games like Powers of Hex
Games like Powers of Hex include SANABI, Celeste, Katana ZERO, Skul: The Hero Slayer, and Super Meat Boy. We matched them by the tags players give Powers of Hex on Steam (1980s, 2D Platformer, Nonlinear, Action, and Adventure): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Action · 2D Platformer · Pixel Graphics

Celeste
Shared: 2D Platformer · Pixel Graphics · Adventure

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

Skul: The Hero Slayer
Shared: Action · Pixel Graphics · Indie

Super Meat Boy
Shared: 2D Platformer · Pixel Graphics · Indie

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

Mina the Hollower
Shared: 2D Platformer · Action-Adventure · Pixel Graphics

BlazBlue Entropy Effect
Shared: Action · Action-Adventure · Pixel Graphics

Five Nights at Freddy's: Into the Pit
Shared: Adventure · Pixel Graphics · 1980s

Narita Boy
Shared: Action · Adventure · 2D Platformer

Sonic Origins
Shared: 2D Platformer · Action · Adventure

Gravity Circuit
Shared: Action · 2D Platformer · Pixel Graphics

Owlboy
Shared: Adventure · Pixel Graphics · Action

The Messenger
Shared: Pixel Graphics · 2D Platformer · Action

Sonic Superstars
Shared: 2D Platformer · Action · Adventure

UFO 50
Shared: Action · Pixel Graphics · 1980s

Axiom Verge 2
Shared: Action · 2D Platformer · Adventure

Hotline Miami
Shared: Action · 1980s · Pixel Graphics

Smilemo
Shared: Action · 2D Platformer · Adventure

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

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

Dead Cells
Shared: Adventure · Pixel Graphics · 2D

Titan Souls
Shared: Pixel Graphics · Adventure · Action

Tomb Raider Game of the Year
Shared: Action · Adventure · Singleplayer