Yem Ordalien was a male Jedi Knight who served the Jedi Order and the Galactic Republic as a combat instructor during the Galactic War with the Sith Empire. A green-skinned Nautolan with black eyes, Ordalien wore brown robes with white armor pieces, and had a number of golden rings on the numerous head tendrils common to his species. Ordalien wielded a single lightsaber, and he was stationed at the Shipwright Auxiliary Spaceport in the Blastfield Shipyards region of the planet Corellia when the Empire invaded the world in 3641 BBY.