Rex

wat is the rex anyway? it comes out in halo 1, 2, & 3, but wat is it? - from anonymous

its just a programmer leaving his message behind in the game normally written with objects or blood splatter from human and flood they become easter eggs for people to find--Theironpaw 09:19, January 7, 2010 (UTC)

So, it says there's a Rex in Halo 3, but where the heck is it? - from another anonymous