Richard Gray (game designer)

Richard "The Levelord" Gray is a video game designer who is best known for designing levels for 3D video games. His most famous works are perhaps the levels for Duke Nukem 3D, and SiN. During development of the expansion for Duke Nukem 3D, he quit his position at 3D Realms to co-found the company that became Ritual Entertainment.
He is well known for hiding difficult to find Easter eggs in his levels in the form of hidden messages. Some of these can only be found by viewing the level in an editor program or cheating in the game, with a message such as "You're not supposed to be here! - Levelord". Duke Nukem 3D is known for having many such messages written on walls in some levels.
He created the very first suspended platform, aka "void", deathmatch called HIPDM1 or "The Edge of Oblivion" for the Quake add-on pack Scourge of Armagon. This “islands in space” design of this multiplayer map became a staple in Quake...