Spirit-class (master/guardian spirits), authored as a collective per the brief's 'syadei idols'; classed 'deity' since the schema forbids new types — these are a class of tutelary spirits, not a single named god. The carved idol itself is recorded under materialCulture. English 'Idol-Spirits' leads, native syadei in term.
Domains
guardian and master spirits of place
Powers
guard people, reindeer and game
Sources
University of Cambridge Museums, MAGIC project, 'Syadei: sacred objects'.
Lehtisalo, T. (1924). Entwurf einer Mythologie der Jurak-Samojeden.