Ciara and Future's war just got way more heated -- she's suing him for allegedly blasting her mothering skills and attacking her relationship with Russell Wilson ... all to publicize his music.
In the suit ... obtained by TMZ, Ciara calls out Future for a radio interview in which he discussed a now infamous photo of Wilson pushing Ciara and Future's son in his stroller. Future said, "She probably set him [Russell] up. You letting them catch that photo. Leave my son out of all the publicity stunts."
