Games like Outpost: Infinity Siege
Games like Outpost: Infinity Siege include Mindustry, Generation Zero®, Bloons TD 6, Factorio, and Satisfactory. We matched them by the tags players give Outpost: Infinity Siege on Steam (Robots, 3D, Tower Defense, Base Building, and FPS): closest matches first, and among equally close ones the better-known games.
Mindustry
Shared: Tower Defense · Base Building · Resource Management
Generation Zero®
Shared: Robots · FPS · Base Building
Bloons TD 6
Shared: Tower Defense · 3D · Singleplayer
Factorio
Shared: Base Building · Resource Management · Automation
Satisfactory
Shared: Base Building · Co-op · Resource Management
Call of Duty®: Black Ops III
Shared: FPS · Robots · Co-op
Dyson Sphere Program
Shared: Base Building · Resource Management · Automation
Sanctum 2
Shared: Tower Defense · FPS · Co-op
Dome Keeper
Shared: Singleplayer · Tower Defense · Post-apocalyptic
Call of Duty®
Shared: FPS · Singleplayer · Action
Halo Infinite
Shared: FPS · Singleplayer · Co-op
Terminator: Resistance
Shared: FPS · Post-apocalyptic · Robots
Supreme Commander 2
Shared: Robots · Base Building · Sci-fi
Counter-Strike 2
Shared: FPS · Action · Co-op
They Are Billions
Shared: Base Building · Tower Defense · Strategy
PAYDAY 2
Shared: FPS · Co-op · Action
Left 4 Dead 2
Shared: FPS · Co-op · Action
RAGE
Shared: FPS · Post-apocalyptic · Singleplayer
S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: FPS · Post-apocalyptic · Singleplayer
Metro Exodus
Shared: FPS · Post-apocalyptic · Singleplayer
Meet Your Maker
Shared: Base Building · Co-op · FPS
Age of Mythology: Retold
Shared: 3D · Base Building · Resource Management
Age of Empires III: Definitive Edition
Shared: Base Building · Strategy · Singleplayer
Titanfall® 2
Shared: FPS · Singleplayer · Sci-fi