: If you are looking for a high-octane FPS with portals, the game Splitgate was originally developed under the internal name " Portal Wars ". It is free to play on platforms like Steam and consoles.

: While the legendary puzzle game Portal by Valve is not free, it is frequently discounted on Steam and was once given away for free during promotions.

There are a few different games associated with the name "Portal War," ranging from mobile battle royales to classic PC strategy games. Below are the most likely matches and where you can find them:

A smaller indie title by baumhaustuer available on itch.io . It is a "shoot 'em up" with a twist where the edges of the screen act as portals.

: Focuses on planning and deploying uncontrollable troops toward enemies in single-player combat. Portal War (Indie Arcade Game)