Black Thunder

Yu-Gi-Oh Card: Black Thunder
Available from these partners:
Black Thunder
Type:Normal Trap
Text:Activate only when a "Blackwing" monster you control is destroyed by battle and sent to the Graveyard. Inflict 400 damage to your opponent for each card your opponent controls.
Printings: Duelist Pack 11: Crow (DP11-EN027)
The Shining Darkness (TSHD-EN066)