Archives of Nethys

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Ioun Resonance

Source Heroes of Golarion pg. 7
You can create a magic link between your ioun heart and an ioun stone in your possession.

Prerequisites: Wyrwood.

Benefit: As a standard action, you can create a link between your ioun core and an active ioun stone you hold or carry. For as long as you gain the benefits of the linked stone, any numerical bonuses and penalties granted by the stone are increased by 1. You can maintain a link with only one ioun stone at a time. Creating a link to a new stone ends any previous links.