Games like Steeled II
Games like Steeled II include Echo Point Nova, HELLDIVERS™ 2, ULTRAKILL, Starship Troopers: Extermination, and CULTIC. We matched them by the tags players give Steeled II on Steam (Boomer Shooter, FPS, Action, PvE, and Arena Shooter): closest matches first, and among equally close ones the better-known games.

Echo Point Nova
Shared: FPS · Shooter · Action

HELLDIVERS™ 2
Shared: PvE · Online Co-Op · Action

ULTRAKILL
Shared: FPS · Boomer Shooter · Arena Shooter

Starship Troopers: Extermination
Shared: FPS · Action · Online Co-Op

CULTIC
Shared: Boomer Shooter · FPS · Action

BRAZILIAN DRUG DEALER 3: I OPENED A PORTAL TO HELL IN THE FAVELA TRYING TO REVIVE MIT AIA I NEED TO CLOSE IT
Shared: Boomer Shooter · FPS · Arena Shooter

PAYDAY 2
Shared: FPS · Action · Online Co-Op

PUBG: BATTLEGROUNDS
Shared: FPS · Shooter · Action

Turbo Overkill
Shared: Boomer Shooter · FPS · Action

Call of Duty®
Shared: FPS · Action · Shooter

Forgive Me Father
Shared: Boomer Shooter · FPS · Action

Left 4 Dead 2
Shared: FPS · Action · Shooter

Mycopunk
Shared: Action · FPS · Online Co-Op

Far Far West
Shared: FPS · PvE · Online Co-Op

AMID EVIL
Shared: Boomer Shooter · FPS · Arena Shooter

Aimlabs
Shared: FPS · Action · Shooter

Warhammer 40,000: Boltgun
Shared: Boomer Shooter · FPS · Action

Squad
Shared: FPS · PvE · Action

Serious Sam: Siberian Mayhem
Shared: Boomer Shooter · Action · Shooter

How to Fish
Shared: Online Co-Op · Shooter · FPS

Deep Rock Galactic
Shared: FPS · PvE · Shooter

Insurgency: Sandstorm
Shared: FPS · Shooter · Action