Related Clues:

• Morbid style of rock music
• Legendary conqueror
• Hun head honcho
• Hun called the "scourge of God"
• Old migrant making call on hospital without leave
• A ploughman sounded a menace once
• Siouxsie fan understood Beethoven's Fifth
• Barbarian gained height
• European migrant once saw capital of Hungary
• He attacked the Romans but turned tail at first
• One of Alaric's people
• 'The Hun'
• A hallowe'en celebrant, maybe
• Someone in black picked up by hospital
• A guiding influence, say, for serial killer