Games like Protocol:Chrono
Games like Protocol:Chrono include Vampire Survivors, Megabonk, Halls of Torment, Brotato, and Death Must Die. We matched them by the tags players give Protocol:Chrono on Steam (Indie, Action Roguelike, Bullet Hell, Time Manipulation, and Gun Customization): closest matches first, and among equally close ones the better-known games.
Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Indie
Megabonk
Shared: Action Roguelike · Indie · Bullet Hell
Halls of Torment
Shared: Action Roguelike · Bullet Hell · Roguelike
Brotato
Shared: Bullet Hell · Action Roguelike · Roguelike
Death Must Die
Shared: Action Roguelike · Bullet Hell · Pixel Graphics
Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Indie
Hero Siege
Shared: Action Roguelike · Pixel Graphics · Indie
Skul: The Hero Slayer
Shared: Indie · Action Roguelike · Action
Hades
Shared: Action Roguelike · Indie · Action
Nuclear Throne
Shared: Action Roguelike · Indie · Bullet Hell
BALL x PIT
Shared: Bullet Hell · Action · Action Roguelike
The Binding of Isaac: Rebirth
Shared: Action Roguelike · Indie · Roguelike
Soulstone Survivors
Shared: Action Roguelike · Bullet Hell · Roguelike
Nova Drift
Shared: Bullet Hell · Action Roguelike · Arcade
Boneraiser Minions
Shared: Action Roguelike · Bullet Hell · Indie
Hades II
Shared: Action · Action Roguelike · Roguelike
Noobs Want to Live
Shared: Bullet Hell · Action Roguelike · Roguelike
Rogue Legacy
Shared: Indie · Action Roguelike · Roguelike
Risk of Rain (2013)
Shared: Action Roguelike · Indie · Roguelike
Noita
Shared: Indie · Roguelike · Pixel Graphics
Dungreed
Shared: Action Roguelike · Indie · Roguelike
NIMRODS
Shared: Action Roguelike · Gun Customization · Bullet Hell
Atomicrops
Shared: Bullet Hell · Action · Action Roguelike
20 Minutes Till Dawn
Shared: Action Roguelike · Bullet Hell · Indie