Leshen

Leshen, a term used in Slavic folklore for a forest spirit, is typically called leshy in Russian and other East Slavic languages. The name derives from the root for forest in Proto-Slavic, and cognates appear in Polish leśny and similar words in other languages. In traditional belief, the leshen is a guardian or powerful inhabitant of the woods, linked to trees, animals, and the health of the forest.

Described as a shapeshifter, the leshen may take human, animal, or tree-like forms. It is usually portrayed as a tall, humanoid figure with bark-like skin, leaves or moss, and antlers or a deer head. Its abilities include controlling animals, animating plants, and guiding or misleading travelers; it can strike silently and vanish into the forest.

Cultural role: Across regions, the leshen embodies the ambivalent attitude toward forests: awe and reverence, but danger to those who infringe on sacred groves. Some traditions portray it as benevolent toward hunters and woodland creatures when respected, while others emphasize its vengeful aspects toward intruders.

Modern usage: The leshen has permeated contemporary fantasy and popular culture. In video games and literature inspired by Slavic myth, it is often depicted as a fearsome forest spirit with roots and branches; in The Witcher series, the Leshen is a recurring monster that can summon wood-dwelling minions and manipulate the environment.