"Is this how a shamanic cultivator uses it? Isn't the spirit infusion supposed to happen during the talisman's creation?"

Although the Great Sun Golden Crow didn't quite understand the creation of talismans, as a powerful being from the mythological era, it still had some basic knowledge.

A faint, anxious expression appeared on Zhuang Zhou's face.

The spirit infusion process should indeed occur during the creation of the talisman, he knew that much.