JSOC units, including Delta Force, carried out raids in Iraq and Afghanistan that killed many civilians, often women and children. We cannot measure the exact ratio of civilian-to-combatant deaths, but multiple investigations show civilians bore the brunt, often children.
In these expeditionary wars, the only good guys were groups like MSF, WFP, and the ICRC.
The SEALs talk in open media constantly. There's a reason you have no idea what the Green Berets do.