Halcyon.6.lightspeed.edition.the.precursors.leg... – Reliable

: Much of their true intent remains buried in encrypted logs.

The text you are looking for likely refers to the expansion or DLC titled The Precursor Legacy . Halcyon.6.Lightspeed.Edition.The.Precursors.Leg...

: They built the interstellar infrastructure humans now use. : Much of their true intent remains buried in encrypted logs

: Their disappearance is linked to the terrifying extra-dimensional invaders. Halcyon.6.Lightspeed.Edition.The.Precursors.Leg...