Britax Marathon Convertible Baby Car Seat for $149.99 shipped. Note that you will need to add it to the cart for $199.99 and check out as usual to see another $50 off on the Order Review page as shown in screenshot. Note that this price is only available for Tan Swirl color. It has built-in lock-off clips, Versa-Tether & Safe Guard LATCH Connectors and both rear-facing and forward-facing recline. Most places have this car seat for over $270.
This deal has expired. That was fast. Congratulations to those who were able to get in on it.