Games like Zyrcon
Games like Zyrcon include BALL x PIT, Nova Drift, Sky Force Reloaded, Bit Blaster XL, and LUFTRAUSERS. We matched them by the tags players give Zyrcon on Steam (Shoot 'Em Up, Bullet Hell, Top-Down Shooter, Indie, and Arcade): closest matches first, and among equally close ones the better-known games.
BALL x PIT
Shared: Bullet Hell · Action · Arcade
Nova Drift
Shared: Shoot 'Em Up · Bullet Hell · Arcade
Sky Force Reloaded
Shared: Shoot 'Em Up · Bullet Hell · Top-Down Shooter
Bit Blaster XL
Shared: Shoot 'Em Up · Bullet Hell · Arcade
LUFTRAUSERS
Shared: Bullet Hell · Indie · Arcade
Savant - Ascent
Shared: Indie · Shoot 'Em Up · Action
Vampire Survivors
Shared: Bullet Hell · Indie · 2D
ZeroRanger
Shared: Shoot 'Em Up · Bullet Hell · Indie
KILL KNIGHT
Shared: Bullet Hell · Top-Down Shooter · Arcade
Megabonk
Shared: Bullet Hell · Indie · Bullet Heaven
Ikaruga
Shared: Shoot 'Em Up · Bullet Hell · Arcade
Star Saviors
Shared: Shoot 'Em Up · Bullet Hell · Indie
20 Minutes Till Dawn
Shared: Bullet Hell · Shoot 'Em Up · Top-Down Shooter
Super Hexagon
Shared: Indie · Arcade · Difficult
Planes, Bullets and Vodka
Shared: Shoot 'Em Up · Bullet Hell · Action
Brotato
Shared: Bullet Hell · Bullet Heaven · Indie
Chippy
Shared: Bullet Hell · Shoot 'Em Up · Top-Down Shooter
UBERMOSH Vol.5
Shared: Indie · Arcade · Action
Deep Rock Galactic: Survivor
Shared: Bullet Hell · Top-Down Shooter · Bullet Heaven
DoDonPachi Resurrection
Shared: Shoot 'Em Up · Top-Down Shooter · Bullet Hell
Jet Lancer
Shared: Indie · Shoot 'Em Up · Action
Cyberhunt
Shared: Indie · Shoot 'Em Up · Action
Touhou Tenkuushou ~ Hidden Star in Four Seasons.
Shared: Bullet Hell · Shoot 'Em Up · Indie
BLUE REVOLVER
Shared: Shoot 'Em Up · Bullet Hell · Indie