wizard mode

from Jargon File (4.4.4, 14 Aug 2003)
wizard mode
 n.

   [from {rogue}] A special access mode of a program or system, usually
   passworded, that permits some users godlike privileges. Generally not
   used for operating systems themselves (root mode or wheel mode would
   be used instead). This term is often used with respect to games that
   have editable state.
    
from The Free On-line Dictionary of Computing (8 July 2008)
wizard mode

   <games> [{rogue}] A special access mode of a program or
   system, usually password protected, that permits some users
   godlike privileges.  Generally not used for {operating
   systems} themselves ("root mode" or "wheel mode" would be used
   instead).  This term is often used with respect to games that
   have editable state.
    

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