Forerunner easter egg.

The forerunner easter egg looks quite speciously puzzling. The part that I can’t figure is the square. Any ideas where to find it.

Hey fellow egg-hunter. How about check this thread out?

https://forums.halowaypoint.com/yaf_postst186911_Bulletin-6-2---4-24-Easter-Egg-Hunt-and-Guide.aspx

A lot of cool people are working on the eastereggs there, which have been hinted in the newest bulletin. Maybe you can help :slight_smile: