Balrog (バルローグ) is the third boss from Aleste Gaiden.
An Ion-craft is built into the protector that covers the body, making it possible to fly freely. Fires a powerful biolaser.
This boss appears as a tall man wearing a suit of armor with metallic wings. He flies around the upper half of the screen in a figure eight pattern, stopping to shoot a laser forward and a single bullet at the player.