Games like Kromex
Games like Kromex include Warframe, Warhammer 40,000: Space Marine 2, Children of the Sun, Dead Space (2008), and Marvel Rivals. We matched them by the tags players give Kromex on Steam (Action, Strategy, Arcade, 3D Fighter, and Party Game): closest matches first, and among equally close ones the better-known games.

Warframe
Shared: Action · Third-Person Shooter · Third Person

Warhammer 40,000: Space Marine 2
Shared: Action · Third-Person Shooter · Third Person

Children of the Sun
Shared: Action · Strategy · Arcade

Dead Space (2008)
Shared: Action · Third Person · Third-Person Shooter

Marvel Rivals
Shared: Action · Third-Person Shooter · Strategy

PUBG: BATTLEGROUNDS
Shared: Action · Third-Person Shooter · Strategy

Orcs Must Die! 3
Shared: Strategy · Action · Third-Person Shooter

World of Warships
Shared: Third-Person Shooter · 3D · Strategy

Galaxy on Fire 2™ Full HD
Shared: Third-Person Shooter · 3D Fighter · Arcade

HELLDIVERS™ 2
Shared: Action · Third-Person Shooter · Third Person

The Bureau: XCOM Declassified
Shared: Action · Third-Person Shooter · Strategy

Predecessor
Shared: Action · Third Person · Strategy

SMITE 2
Shared: Action · Strategy · Third Person

PRAGMATA
Shared: Action · Third-Person Shooter · Sci-fi

Dead Space™ 2
Shared: Action · Third-Person Shooter · Third Person

SMITE®
Shared: Action · Strategy · Third Person

STAR WARS™ Battlefront II (Classic, 2005)
Shared: Action · Third-Person Shooter · Space

Grand Theft Auto V Legacy
Shared: Action · Third Person · Third-Person Shooter

Warhammer 40,000: Space Marine - Anniversary Edition
Shared: Action · Third-Person Shooter · Third Person

The Callisto Protocol™
Shared: Third-Person Shooter · Action · Third Person

Dead Space
Shared: Third-Person Shooter · Space · Action

STAR WARS™ Battlefront™ II
Shared: Action · Third-Person Shooter · Space

Aliens: Fireteam Elite
Shared: Action · Third-Person Shooter · Aliens

Orcs Must Die!
Shared: Action · Strategy · Third Person