Hag Magic Feat 13
Source Pathfinder Player Core
Through your heritage, you can replicate a hag's magic. Choose one common spell of 4th rank or lower from those available to a coven, including the spells contributed to a coven by a hag of your mother's type. You can cast this spell once per day as a 4th-rank occult innate spell.
Spells available to all covens are Augury, Charm, Clairaudience, Clairvoyance, Dream Message, and Illusory Disguise. The eligible spells granted by the most prominent types of hag are:
Cuckoo Hag Nightmare, Spellwrack
Iron Hag Earthbind, Spellwrack
Sea Hag Humanoid Form, Mariner's Curse, Water Walk
Sweet Hag Charm, Honeyed Words, Outcast's Curse
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.
ChangelingA creature with this trait has the changeling versatile heritage. Changelings are the children of hags and members of other humanoid ancestries. An ability with this trait can be used or selected only by changelings.