Looking for Civilization IV or Tropico 4

Hey, i'm looking for Civilization IV and Tropico 4.
I have the following games to trade with:

• 7 Grand Steps Steam Key
• And Yet It Moves Steam Key
• Dear Esther Steam Key
• Botanicula Steam Key
• McPixel Steam Key
• The Showdown Effect Steam Key
• Thomas Was Alone Steam Key
• Trine 2: Complete Story Steam Key
• Mark of the Ninja Steam Key
• Rocketbirds: Hardboiled Chicken Steam Key
• A Virus Named TOM Steam Key
• LIMBO Steam Key
• Bastion Steam Key

other offers are welcome, but no cards.