• Syntax: cast invisible <target>|<object>
  • Level: 4
  • Class: Magician
  • Save: none 
            
   When cast upon an object, the invisible spell makes that object permanently
invisible.  When cast upon a person, the person becomes invisible for close to
14 mud hours.  Effects of this spell can be reversed by application of
Dispel Magic.

   Effect:
      Invisibility

   Duration - Object:
      Indefinite

   Duration - Person:
      6 hours + (level * 1 hour) / 3

   Example:
      Level 10 - Person
         Duration:
            6 + (10 / 3) = 9 hours

See Also: Spell Detect Invisible, Spell Dispel Magic

such as "spell" or "MUD Basics"