Games like ExZeus™: The Complete Collection
Games like ExZeus™: The Complete Collection include Mecha BREAK, Vanquish, HELLDIVERS™ 2, STAR WARS™ Battlefront™ II, and Aliens: Fireteam Elite. We matched them by the tags players give ExZeus™: The Complete Collection on Steam (On-Rails Shooter, Shoot 'Em Up, Third-Person Shooter, Shooter, and Arcade): closest matches first, and among equally close ones the better-known games.

Mecha BREAK
Shared: Mechs · Third-Person Shooter · Character Customization

Vanquish
Shared: Third-Person Shooter · Shooter · Action

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

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

Aliens: Fireteam Elite
Shared: Shooter · Third-Person Shooter · Character Customization

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

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

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

DAEMON X MACHINA
Shared: Character Customization · Mechs · Action

EARTH DEFENSE FORCE 6
Shared: Third-Person Shooter · Shooter · Action

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

Ex-Zodiac
Shared: On-Rails Shooter · Shoot 'Em Up · Shooter

閃攻機人アスラ - ASURA THE STRIKER -
Shared: On-Rails Shooter · Shoot 'Em Up · Third-Person Shooter

Titanfall® 2
Shared: Shooter · Mechs · Action

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

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

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

Max Payne 3
Shared: Third-Person Shooter · Shooter · Action

The First Descendant
Shared: Third-Person Shooter · Shooter · Character Customization

EARTH DEFENSE FORCE 5
Shared: Third-Person Shooter · Shooter · Action

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

Binary Domain
Shared: Third-Person Shooter · Shooter · Action

Gearbits
Shared: Third-Person Shooter · Shooter · Mechs

Lost Planet™: Extreme Condition
Shared: Third-Person Shooter · Shooter · Mechs