??? Easter Egg

How can I do it?

 

what easter egg?

 

Go inside white meteor
put an item on the two iron plates on opposite sides of the room. (left & right)
buttons will appear under large rocks, as well as some banners. the colors of the banners represent the order you need to press the buttons. I think it's red green blue yellow, but im not sure.
Go to room in the back and complete invisible parkour.
Go into lab, head to the end, and press the button for a map titled "instructions".
Go to Mehme's Storage and throw the map onto the bloody spikes. Go through the door.
Solve the puzzle. In each machine, you must get the emerald block on top of the diamond. Just keep trying, you'll get it eventually.
read lore.
hit self-destruct button.
And there you go.