There is no code all you need is for that person to be down there at the same time as you
Hope this helps!!!!!!!!!!!
The code name used in the underground was "Redbeard."
The code name used in the underground in "The Hiding Place" was Beje.
no code
3 2 1 is the code
there is a code maker on supercheats.com ask them for a code
NAICS Code(s) 212112 (Bituminous Coal Underground Mining)
The underground railroad
UNDERGROUND (that's my fav)
1337
You press ctrl shift C then the cheat code box will appear
Yes It Will . It Will Always Appear Until You Erase The Code .
8y