Ls966 dump emmc g flex2

hello my phone is bricked (9008dqloader) it's lg gflex 2 sprint version Ls996 any one has a emmc full dump or any one with working and rooted phone can do this command from adb
dd if=/dev/block/mmcblk0 of=/sdcard/LS996.img
and upload the resuault plz neeed your help to unbrick my phone

thnx