Information-silk Official Team Name
Heavy Mettle
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Information-silk Identity
Information-silk Universe
Information-silk Base of Operations
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Information-silk Origin
Joseph Manfredi's private army of super-villains
Information-silk Place of Formation

The son of crimeboss Silvio "Silvermane" Manfredi, Joe Manfredi himself was the costumed supervillain known as Blackwing, but after his defeat by the Thunderbolts as a member of the Masters of Evil VII, Joe Manfredi decided to retire as a costumed supervillain, and stay on as crimeboss. He founded his own super-army: Heavy Mettle [1]

Several members of Heavy Mettle were later incorporated in the Secret Initiative under Norman Osborn's reign.[2]

Equipment: None known.
Transportation: None known.
Weapons: None known.

  • No special notes.
  • No trivia.