Games like Halo: Spartan Strike
Games like Halo: Spartan Strike include Halo: Spartan Assault, Grand Theft Auto V Legacy, Call of Duty®: Black Ops III, STAR WARS™ Battlefront™ II, and Half-Life 2. We matched them by the tags players give Halo: Spartan Strike on Steam (Action, Top-Down Shooter, Sci-fi, Singleplayer, and Aliens): closest matches first, and among equally close ones the better-known games.

Halo: Spartan Assault
Shared: Action · Top-Down Shooter · Sci-fi

Grand Theft Auto V Legacy
Shared: Action · Multiplayer · Shooter

Call of Duty®: Black Ops III
Shared: Action · Multiplayer · Shooter

STAR WARS™ Battlefront™ II
Shared: Singleplayer · Shooter · Action

Half-Life 2
Shared: Action · Sci-fi · Singleplayer

Halo: The Master Chief Collection
Shared: Sci-fi · Multiplayer · Great Soundtrack

Halo Infinite
Shared: Action · Singleplayer · Multiplayer

Black Mesa
Shared: Action · Sci-fi · Singleplayer

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

Warhammer 40,000: Space Marine 2
Shared: Action · Multiplayer · Sci-fi

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

Crysis 2 - Maximum Edition
Shared: Action · Sci-fi · Singleplayer

Warhammer 40,000: Space Marine - Anniversary Edition
Shared: Action · Sci-fi · Singleplayer

Red Dead Redemption 2
Shared: Action · Singleplayer · Multiplayer

Titanfall® 2
Shared: Action · Singleplayer · Shooter

HELLDIVERS™ Dive Harder Edition
Shared: Top-Down Shooter · Action · Sci-fi

Half-Life
Shared: Sci-fi · Singleplayer · Action

Aliens vs. Predator™
Shared: Action · Sci-fi · Aliens

Crysis Remastered
Shared: Action · Sci-fi · Shooter

STAR WARS™ Battlefront
Shared: Sci-fi · Shooter · Singleplayer

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · Multiplayer

The Bureau: XCOM Declassified
Shared: Action · Sci-fi · Singleplayer

Just Cause™ 3
Shared: Action · Singleplayer · Multiplayer

Tom Clancy's Ghost Recon® Wildlands
Shared: Singleplayer · Shooter · Action