Great Maelstrom (BT12-102 C) [BT12]

• Rarity: Common
• Number: BT12-102 C
• Description: When you would use this card from your hand, by placing 1 of your blue Digimon as the bottom digivolution card of 1 of your other blue Digimon, reduce the cost by 3.
  [Main] Return 1 of your opponent's Digimon to the bottom of its owner's deck.
• Color: Blue
• Card Type: Option
• Play Cost: 9
• Security Effect: [Security] Activate this card's [Main] effect.

When you would use this card from your hand, by placing 1 of your blue Digimon as the bottom digivolution card of 1 of your other blue Digimon, reduce the cost by 3.
[Main] Return 1 of your opponent's Digimon to the bottom of its owner's deck.