Usage: invis [level]

[INVIS](/help/spells/group-invisibility-group-invis/) sets your invisibility level.  With no argument, invis toggles between
making you fully visible and fully invisible.  If you specify a level, only
people at and above the level you specify will be able to see you.

Examples:

  > invis
  > invis 31

See also: [VISIBLE](/help/commands/visible/)
wizonly