Polyidus

Polyidus is reported in the supplied sources as the son of Coeranus and as a famous seer associated with the poleis of Argos or Corinth. The provided material does not preserve a fuller origin myth, founding narrative, or an account of how he received his seerhood; instead he appears as a named figure recorded in catalogues of mythic personages. The supplied sources (Wikipedia entry and the related Wikidata item) give his parentage and local associations but do not supply a narrative origin beyond these genealogical and geographic identifiers.

The provided sources do not include any physical description, iconography, clothing, attributes, or visual markers for Polyidus. No ancient descriptions or surviving artistic attributes are recorded in the supplied extracts, and therefore no specific appearance details can be asserted from these materials.

In the supplied sources Polyidus is explicitly called a "famous seer," which places him within the Greek tradition of prophetic specialists who practice divination or deliver authoritative knowledge about future or hidden matters. Beyond this label, the provided texts do not enumerate particular feats, methods (such as dream-interpretation, augury, or incubation), or examples of prophetic acts performed by Polyidus. The power_tier assessment (Lesser) reflects that he is attested as an eminent mortal seer in the sources but that no world-altering or explicitly supernatural feats are recorded in the provided extracts.