Games like NEONSKY
Games like NEONSKY include SANABI, Broforce, BlazBlue Entropy Effect, Super Crate Box, and Katana ZERO. We matched them by the tags players give NEONSKY on Steam (Action, Action-Adventure, Arcade, Platformer, and Shooter): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Action · Pixel Graphics · Action-Adventure

Broforce
Shared: Action · Pixel Graphics · Platformer

BlazBlue Entropy Effect
Shared: Action · Action-Adventure · 2D

Super Crate Box
Shared: Action · Platformer · Indie

Katana ZERO
Shared: Action · Pixel Graphics · Platformer

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

Huntdown
Shared: Action · Shooter · Pixel Graphics

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

Axiom Verge
Shared: Action · Platformer · Pixel Graphics

LUFTRAUSERS
Shared: Action · Arcade · Indie

Exit the Gungeon
Shared: Action · Arcade · Indie

The Messenger
Shared: Platformer · Action · Pixel Graphics

Vampire Survivors
Shared: Pixel Graphics · 2D · Indie

Out There Somewhere
Shared: Platformer · Pixel Graphics · Action

UFO 50
Shared: Action · Arcade · Pixel Graphics

Hollow Knight
Shared: Platformer · 2D · Indie

Rogue Legacy
Shared: Platformer · Action · Indie

Rogue Legacy 2
Shared: Arcade · Action · Platformer

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

Zombotron
Shared: Action · 2D · Shooter

Sonic Mania
Shared: Platformer · 2D · Action

Duck Game
Shared: Action · Pixel Graphics · 2D

SUPER CHICKEN JUMPER
Shared: Arcade · Action-Adventure · 2D

Blazing Chrome
Shared: Action · Pixel Graphics · Arcade

