Dismissal

Abjuration
Tier: 3
Components: Verbal, Somatic
Casting Time: 1 round
Range: 40 ft
Target: One extraplanar creature
Duration: Instantaneous
Saving Throw: Spell negates
"Begone, daemon!"

This spell banishes extraplanar creatures. The creature must return to its home plane if it fails a special Spell save.

DC = spell’s save DC + your caster level - creature’s HD

If you know a creature’s true name, it receives no save.