Blast Held by a Tribute [DCR-104] Ultra Rare

Set: Dark Crisis Card type: Normal Trap Rarity: Ultra Rare Attack: 0 Defense: 0 You can only activate this card when your opponent declares an attack with a monster on his/her side of the field that has been Tribute Summoned or Set. Destroy all face-up Attack Position monsters on your opponent''s side of the field and inflict 1000 points of damage to your opponent''s Life Points.