User blog comment:Gush958/What colour Artifact do you think you will find in the Disease Research Facility?/@comment-29449753-20170208002554/@comment-28436187-20170223213951

Because they really do. The discord is public, anyone can enter, and talk with Playtesters, devs, and stuff. And yes, now the orange artifact is used, but it was a last minute change. It seems like the Blue, Orange and Purple will be the only ones used, but that can always change.