Games like Escape From Eternity
Games like Escape From Eternity include Left 4 Dead 2, Vampire Survivors, Strike Force Heroes, Planes, Bullets and Vodka, and Bit Blaster XL. We matched them by the tags players give Escape From Eternity on Steam (Action, Casual, Shooter, Bullet Hell, and 2D Platformer): closest matches first, and among equally close ones the better-known games.

Left 4 Dead 2
Shared: Shooter · Action · Zombies

Vampire Survivors
Shared: Bullet Hell · 2D · Casual

Strike Force Heroes
Shared: Action · Shooter · Arena Shooter

Planes, Bullets and Vodka
Shared: Action · Casual · Bullet Hell

Bit Blaster XL
Shared: Bullet Hell · Shooter · Action

20 Minutes Till Dawn
Shared: Bullet Hell · Survival · Casual

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · Survival

Dead Bits
Shared: Action · Casual · Shooter

Left 4 Dead
Shared: Action · Shooter · Zombies

Resident Evil 4
Shared: Action · Horror · Survival

Gem Defender: Soyjak Survivors
Shared: Action · Shooter · Bullet Hell

Devil Daggers
Shared: Action · Shooter · Arena Shooter

ShellShock Live
Shared: Action · Shooter · Casual

Commando Collection
Shared: Action · Shooter · Bullet Hell

Exit the Gungeon
Shared: Action · Bullet Hell · 2D

Brotato
Shared: Bullet Hell · Arena Shooter · Survival

Door Kickers: Action Squad
Shared: Action · 2D Platformer · Shooter

Megabonk
Shared: Bullet Hell · Action · Indie

DayZ
Shared: Shooter · Survival · Zombies

Deadly 30
Shared: Action · Shooter · 2D

Blood and Bacon
Shared: Action · Shooter · Horror

Resident Evil 4 (2005)
Shared: Action · Horror · Zombies

LUFTRAUSERS
Shared: Action · Bullet Hell · 2D

FatalZone
Shared: Bullet Hell · Action · Survival