Unown

About

Unown is a Pokémon species in Nintendo and Game Freak's Pokémon franchise. Created by Ken Sugimori, Unown first appeared in the video games Pokémon Gold and Silver and most of its subsequent sequels. It has also appeared in various merchandise, spin-off titles, and animated and printed adaptations of the franchise. Unown are hieroglyph-like, thin, black ancient Pokémon usually found on walls.

Source: Wikipedia · CC BY-SA