Garry's Mod Easter Eggs

Start a singleplayer game on Gm-construct. If the lake in this map has no island in the middle then it is the latest version. At the spawn point turn around. Turn left and head out the exit. Stay on the right side and you will find some stairs. Turn on... more

Simply load up a single player game and say the following in chat by pressing the Y key (default):

"rusty bullet hole"

without the quotes of course.

You should get an achievement called "secret phrase." If you dont, email me.