Become as Spirit Feat 12
Source Pathfinder Impossible Magic
Prerequisites spirit grim fascination
You can move through an unwilling creature's spaces as if they were difficult terrain. Additionally, you ignore natural difficult terrain and gain a +2 circumstance bonus to [/act escape] attempts. Whenever you destroy a thrall, you gain resistance to all damage (except force, ghost touch, spirit, or vitality) equal to half your level for 1 round.
Effect: Become as Spirit
Traits
Anything that doesn't list another rarity trait (uncommon, rare, or unique) automatically has the common trait. This rarity indicates that an ability, item, or spell is available to all players who meet the prerequisites for it. A creature of this rarity is generally known and can be summoned with the appropriate summon spell.
NecromancerThis indicates abilities from the necromancer class.