Skramasaksi

The skramasaksi is a weapon also known as "power-knife" since it is mainly used for combat.

''Also known as the "power-knife", "väkipuukko" in UnReal Language. "Väki" could be translated as "power" and "force", specially in the meaning of vital force connected with supernatural powers. The skramasaksi has a blade as long as 8" long.''

- Game Encyclopedia

-- I've just found a fine one. So at least they do exist in more than normal quality.