Fool's Forbiddance

Abjuration [mind-affecting]
Level: Bard * 6
Components: V, S, M (a ring of keys)
Casting Time: 1 Standard Action
Range: 10 ft.
Area: 10-ft.-radius emanation, centered on you
Duration: concentration
Saving Throw: Will partial
Spell Resistance: yes
  Through your antics and performance, you create an area of warding that adversely affects all enemies that dare enter it. When an enemy creature enters the area it must make an immediate Will saving throw. If it fails, the creature is Confused as long as it is in the area and for 1 round after it leaves. If it succeeds on the saving throw, the creature is Staggered as long as it is in the area and for 1 round after it leaves.