Secluded Courtyard (ECC) from Lorwyn Eclipsed Commander, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Alayna Danner
• Card Text:
  As this land enters, choose a creature type.
  T: Add C.
  T: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type.