Know Vulnerabilities
From HGWiki
Caster Level: Bard 2
Innate Level: 2
School: Divination
Descriptor(s):
Component(s): Verbal, Somatic
Range: Short
Save: Will special
Spell Resistance: Yes
Area of Effect/Target: Single
Duration: Instant
Description: The target must make a Will save against (Lore skill / 2) or all its immunities and vulnerabilities will be revealed to the caster, also lists spells to which a creature has a particular vulnerability.
Notes
Certain creatures are specifically immune to this spell.