Ultimate Flare - BT5-105 - Common from BT-05 Booster Set: Battle of Omni, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: shosuke
• Card Text:
  [Main] Trigger [De-Digivolve 3] on 1 of your opponent's Digimon. (Trash up to 3 cards from the top of one of your opponent's Digimon. If it has no digivolution cards, or becomes a level 3 Digimon, you can't trash any more cards.) Then, delete all of your opponent's Digimon with play cost of 3 or less.
  Security Effect: [Security] Activate this card's [Main] effect.