Tranquil Cove (DDQ) from Duel Decks: Blessed vs. Cursed, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: John Avon
• Card Text:
  Tranquil Cove enters the battlefield tapped.
  When Tranquil Cove enters the battlefield, you gain 1 life.
  T: Add W or U to your mana pool.