Games like Metal Wolf Chaos XD
Games like Metal Wolf Chaos XD include EARTH DEFENSE FORCE 4.1 The Shadow of New Despair, PRAGMATA, Black Mesa, STAR WARS™ Battlefront II (Classic, 2005), and Vanquish. We matched them by the tags players give Metal Wolf Chaos XD on Steam (Mechs, Action, Third-Person Shooter, Funny, and Singleplayer): closest matches first, and among equally close ones the better-known games.

EARTH DEFENSE FORCE 4.1 The Shadow of New Despair
Shared: Action · Third-Person Shooter · Mechs

PRAGMATA
Shared: Action · Third-Person Shooter · Funny

Black Mesa
Shared: Action · Singleplayer · Remake

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

Vanquish
Shared: Action · Third-Person Shooter · Singleplayer

DAEMON X MACHINA
Shared: Mechs · Action · Singleplayer

Saints Row: The Third
Shared: Action · Third-Person Shooter · Funny

Titanfall® 2
Shared: Mechs · Action · Singleplayer

Half-Life 2
Shared: Action · Singleplayer · Classic

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

ARMORED CORE™ VI FIRES OF RUBICON™
Shared: Mechs · Action · Sci-fi

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

Portal
Shared: Singleplayer · Comedy · Sci-fi

The Henry Stickmin Collection
Shared: Funny · Singleplayer · Comedy

Destroy All Humans!
Shared: Action · Singleplayer · Funny

Just Cause™ 3
Shared: Action · Third-Person Shooter · Singleplayer

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

Marvel's Guardians of the Galaxy
Shared: Singleplayer · Action · Third-Person Shooter

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

Agents of Mayhem
Shared: Action · Singleplayer · Funny

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

Resident Evil 4
Shared: Action · Third-Person Shooter · Singleplayer

Half-Life
Shared: Classic · Singleplayer · Action

Bully: Scholarship Edition
Shared: Action · Singleplayer · Comedy