It has a December 20 release date for Windows, macOS, and Linux as well as Android and iOS.
Fortunately, developers Headup Games and ClockStone Software, also released the above video showing the title off in action.
For the past year we've been secretly working in our underground labs on the next iteration of the million-selling Bridge Constructor series. The entire gimmick of the Portal games revolves around using a portal gun which can shoot out a blue portal and an orange portal.
Storm Caroline batters Ireland overnight as Met Eireann warns of icy washout
However, their weather charts show snow is expected in Wales, the West Midlands, and Northern Ireland from around 6am. Met Office predictions don't now show snow for London on Monday as their forecast doesn't quite go that far.
Above: Bridge Constructor Portal in action. This is a "weapon" that opens up a wormhole-like tunnel to connect two separate points in 3D space with a door that you can walk through.
Headup Games is a German studio known for Runbow, Pixel Heroes: Byte & Magic, and 2013's Bridge Constructor, which this new game is a spin-off of. The games are also available on the PlayStation 3 and Xbox 360, and you shouldn't have much trouble finding them used for around $10 a pop. In particular, people loved the villainous A.I. And now players can spend even more time with the murderous computer program as she is returning in Bridge Constructor Portal.
In the announcement trailer we see a truck bearing the logo of scientific research facility Aperture Science crossing a bridge by driving off it into a portal that thing flings it over the perilous gap. Valve doesn't seem particularly interested in making games like Portal any more, and series co-creator and head writer Erik Wolpaw left the company earlier this year.