Source: Player Core pg. 189
Prerequisite: arcane or primal patron
Your familiar can shed its material form, becoming a mass of animated magic. Your familiar gains the Stitching Strike activity.
Stitching Strike Frequency once per 10 minutes; Effect Your familiar unravels into magical fibers that encompass an enemy within 30 feet and deal 6d6 slashing damage, with a basic Reflex save against your spell DC. On a failure, the target is also immobilized for 1 round or until it Escapes against your spell DC. Your familiar then re-forms in its original square. At 9th level, and every 2 levels thereafter, the attack deals an additional 2d6 damage.
