You have learned magical secrets from the fey.
Prerequisites
Charisma 13, Arcane Lore 2 ranks, Fey Bloodline, ability to cast Ranger spells.
Benefit
Choose a 1st-level spell, a 2nd-level spell, a 3rd-level spell, and a 4th-level spell from the bard or witch spell list that is either from the enchantment or illusion school or a spell with the curse descriptor. Add those spells to your ranger spell list. Once chosen, these spells cannot be changed.