Originally posted by Reason:

Screenshot link:
https://steamuserimages-a.akamaihd.net/ugc/1841430858019073374/82B79C1F4EF4837F8C2CBF2A9ECC2F6C78C8E8CD/?imw=5000&imh=5000&ima=fit&impolicy=Letterbox&imcolor=%23000000&letterbox=false

Looks like the tesseract cube from whatever marvel movie it was.