Games like Er-Spectro
Games like Er-Spectro include Vampire Survivors, LUFTRAUSERS, BALL x PIT, Bit Blaster XL, and Exit the Gungeon. We matched them by the tags players give Er-Spectro on Steam (Action, Indie, 2D, Arcade, and Singleplayer): closest matches first, and among equally close ones the better-known games.
Vampire Survivors
Shared: 2D · Indie · Bullet Hell
LUFTRAUSERS
Shared: Indie · Action · Arcade
BALL x PIT
Shared: Action · Arcade · Bullet Hell
Bit Blaster XL
Shared: Shoot 'Em Up · Bullet Hell · Arcade
Exit the Gungeon
Shared: Indie · Action · Arcade
Skul: The Hero Slayer
Shared: Action · Indie · 2D
Planes, Bullets and Vodka
Shared: Action · Shoot 'Em Up · Arcade
ZeroRanger
Shared: Indie · Action · Shoot 'Em Up
Cyberhunt
Shared: Action · Indie · Shoot 'Em Up
Timberman
Shared: Indie · Action · 2D
DRAINUS
Shared: Action · Indie · Shoot 'Em Up
Rogue Legacy
Shared: Indie · Action · 2D
Windowkill
Shared: Action · Indie · Arcade
Boneraiser Minions
Shared: 2D · Bullet Hell · Indie
Jet Lancer
Shared: Action · Indie · 2D
Star Saviors
Shared: Action · Indie · Shoot 'Em Up
Megabonk
Shared: Indie · Action · Bullet Hell
SANABI
Shared: Action · Pixel Graphics · 2D
Broforce
Shared: Action · 2D · Indie
Savant - Ascent
Shared: Action · Indie · Shoot 'Em Up
Revolution Ace
Shared: Action · Indie · Shoot 'Em Up
Touhou Fuujinroku ~ Mountain of Faith.
Shared: Action · Indie · Bullet Hell
A Dance of Fire and Ice
Shared: Indie · Singleplayer · 2D
UFO 50
Shared: Indie · Action · 2D