secret levers

Hi Forums! The other day I was running around the Eggwars lobby, at loose ends, temporarily bored with playing Eggwars, and half-doing some real-world stuff as well. While doing this, I stumbled upon a small hole in the outskirts of the lobby; this hole led to a small bunker about 3x2x2 blocks...

im shure that everyone who has been playing cubecraft for a decent time now has seen atleast one of the hidden levers in the lobbys or gamemodes. (incase you dont know about them, just search for "cubecraft secret levers" or something) but as far as i know, its still unknown what these levers...