Blac Chyna & Ciara Victims of the Tricky Time of Year

8/13/2014 6:00 PM PDT BY TMZ STAFF

Two of the hottest couples in hip hopdom -- Tyga and Black Chyna … and Ciara and Future … are both kaput. It might be just a coincidence.

But it's more likely they fell victim to the most hazardous time of the year … for baby mamas everywhere.